Public Water Partners

WILEY, CO · Prowers County

MAY VALLEY WA Water System

Consumer Confidence Report status

MAY VALLEY WA must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show no open violations for MAY VALLEY WA.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Colorado’s official records. Always confirm current status with Colorado before making decisions based on this information.

System facts

System ID (PWSID)
CO0150800
System type
Community Water System
Population served
1,500
Service connections
629
Ownership
privately owned
Water source
groundwater (wells)

MAY VALLEY WA is one of 305 community water systems in Colorado in the 501 to 3,300 people size category, serving 1,500 people from groundwater.

As of August 1, 2026, its federal record holds 485 entries between 2005 and 2025, all of which EPA lists as closed.

Of the 485, 195 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Radionuclides and Revised Rad Rule, volatile organic chemicals, and synthetic organic chemicals.

Violation history

  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2025 – December 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2025 – December 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2025 – December 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2025 – December 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2025 – December 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2025 – December 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2025 – December 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2025 – September 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2025 – September 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2025 – September 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2025 – September 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2025 – September 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2025 – September 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2025 – September 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2025 – June 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2025 – June 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2025 – June 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2025 – June 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2025 – June 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2025 – June 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2025 – June 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2025 – June 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2025 – June 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2025 – June 30, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2025 – March 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2025 – March 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2025 – March 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2025 – March 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2025 – March 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2025 – March 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2025 – March 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2025 – March 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2025 – March 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2025 – March 31, 2025

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2024 – December 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2024 – December 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2024 – December 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2024 – December 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2024 – December 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2024 – December 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2024 – December 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2024 – December 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2024 – December 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2024 – September 30, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2024 – September 30, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2024 – September 30, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2024 – September 30, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2024 – September 30, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2024 – September 30, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2024 – September 30, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2024 – September 30, 2024

    Archived
  • Monitoring, Regular

    Combined Uranium

    April 1, 2024 – June 30, 2024

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    April 1, 2024 – June 30, 2024

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    April 1, 2024 – June 30, 2024

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2024 – June 30, 2024

    Archived
  • Monitoring, Regular

    Combined Uranium

    April 1, 2024 – June 30, 2024

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2024 – June 30, 2024

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    April 1, 2024 – June 30, 2024

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2024 – June 30, 2024

    Archived
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    April 1, 2024 – June 30, 2024

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    April 1, 2024 – June 30, 2024

    Resolved
  • Monitoring, Regular

    Combined Uranium

    April 1, 2024 – June 30, 2024

    Resolved
  • Monitoring, Regular

    Combined Uranium

    April 1, 2024 – June 30, 2024

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2024 – June 30, 2024

    Archived
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    April 1, 2024 – June 30, 2024

    Resolved
  • Monitoring, Regular

    Combined Uranium

    January 1, 2024 – March 31, 2024

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    January 1, 2024 – March 31, 2024

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    January 1, 2024 – March 31, 2024

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    January 1, 2024 – March 31, 2024

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    January 1, 2024 – March 31, 2024

    Resolved
  • Monitoring, Regular

    Combined Uranium

    January 1, 2024 – March 31, 2024

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2024 – March 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2024 – March 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2024 – March 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2024 – March 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2024 – March 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2024 – March 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2024 – March 31, 2024

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2023 – December 31, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2023 – December 31, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2023 – December 31, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2023 – December 31, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2023 – December 31, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2023 – December 31, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2023 – September 30, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2023 – September 30, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2023 – September 30, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2023 – September 30, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2023 – September 30, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2023 – June 30, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2023 – June 30, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2023 – June 30, 2023

    Archived
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 1, 2023 – December 19, 2023

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2023 – March 31, 2023

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2022 – December 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2022 – December 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2022 – December 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2022 – December 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2022 – December 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2022 – December 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2022 – December 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2022 – December 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2022 – September 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2022 – September 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2022 – September 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2022 – September 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2022 – September 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2022 – September 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2022 – September 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2022 – September 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2022 – September 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2022 – September 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2022 – June 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2022 – June 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2022 – June 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2022 – June 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2022 – June 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2022 – June 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2022 – June 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2022 – June 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2022 – June 30, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2022 – March 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2022 – March 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2022 – March 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2022 – March 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2022 – March 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2022 – March 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2022 – March 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2022 – March 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2022 – March 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2021 – December 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2021 – December 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2021 – December 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2021 – December 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2021 – December 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2021 – December 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2021 – December 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2021 – December 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2021 – December 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2021 – September 30, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2021 – September 30, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2021 – September 30, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2021 – September 30, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2021 – September 30, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2021 – September 30, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2021 – June 30, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2021 – June 30, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2021 – June 30, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2021 – June 30, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2021 – June 30, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2021 – June 30, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2021 – March 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2021 – March 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2021 – March 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2021 – March 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2021 – March 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2021 – March 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2021 – March 31, 2021

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2020 – December 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2020 – December 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2020 – December 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2020 – December 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2020 – December 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2020 – December 31, 2020

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2020 – December 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2020 – December 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2020 – December 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2020 – December 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2020 – December 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2020 – September 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2020 – September 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2020 – September 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2020 – September 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2020 – September 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2020 – September 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2020 – September 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2020 – September 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2020 – September 30, 2020

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2020 – September 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2020 – September 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2020 – June 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2020 – June 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2020 – June 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2020 – June 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2020 – June 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2020 – June 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2020 – June 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2020 – June 30, 2020

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2020 – June 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2020 – June 30, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2020 – June 30, 2020

    Archived
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Heptachlor

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    LASSO

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Aldicarb

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Aldicarb sulfone

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2020 – December 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2020 – March 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2020 – March 31, 2020

    Archived
  • Monitoring, Regular

    Arsenic

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Barium

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Cadmium

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Chromium

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Mercury

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Nickel

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Antimony, Total

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Beryllium, Total

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Thallium, Total

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Selenium

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Fluoride

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Picloram

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Simazine

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Toxaphene

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Methoxychlor

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Endrin

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Styrene

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Toluene

    January 1, 2020 – December 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2020 – March 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2020 – March 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2020 – March 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2020 – March 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2020 – March 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2020 – March 31, 2020

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2020 – March 31, 2020

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2020 – March 31, 2020

    Archived
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2020 – December 31, 2022

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2019 – December 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2019 – December 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2019 – December 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2019 – December 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2019 – December 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2019 – December 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2019 – December 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2019 – December 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2019 – December 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2019 – September 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2019 – September 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2019 – September 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2019 – September 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2019 – September 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2019 – September 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2019 – September 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2019 – September 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2019 – June 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2019 – June 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2019 – June 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2019 – June 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2019 – June 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2019 – June 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2019 – June 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2019 – June 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2019 – June 30, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2019 – March 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2019 – March 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2019 – March 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2019 – March 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2019 – March 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2019 – March 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2019 – March 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2019 – March 31, 2019

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2018 – December 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    October 1, 2018 – December 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2018 – December 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2018 – December 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    October 1, 2018 – December 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2018 – September 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2018 – September 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    July 1, 2018 – September 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2018 – September 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2018 – September 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    July 1, 2018 – September 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2018 – June 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2018 – June 30, 2018

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2018 – June 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2018 – June 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2018 – June 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    April 1, 2018 – June 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2018 – June 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2018 – June 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    April 1, 2018 – June 30, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2018 – March 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2018 – March 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2018 – March 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2018 – March 31, 2018

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2018 – March 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2018 – March 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2018 – March 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2018 – March 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2018 – March 31, 2018

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2017 – December 31, 2017

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2017 – December 31, 2017

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2017 – December 31, 2017

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2017 – December 31, 2017

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2017 – December 31, 2017

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2016 – December 31, 2016

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2015 – December 31, 2015

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2015 – December 31, 2015

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2015 – December 31, 2015

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2015 – December 31, 2015

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2014 – December 31, 2014

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2014 – December 31, 2014

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2014 – December 31, 2014

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2014 – December 31, 2014

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2014 – December 31, 2014

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2013 – December 31, 2013

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2013 – December 31, 2013

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2013 – December 31, 2013

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2013 – December 31, 2013

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2013 – December 31, 2013

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2012 – December 31, 2012

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2012 – December 31, 2012

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2012 – December 31, 2012

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2012 – December 31, 2012

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2011 – December 31, 2011

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2011 – December 31, 2011

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2011 – December 31, 2011

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2011 – December 31, 2011

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2011 – December 31, 2011

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2011 – December 31, 2011

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2010 – December 31, 2010

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2010 – December 31, 2010

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2010 – December 31, 2010

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2010 – December 31, 2010

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2010 – December 31, 2010

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2010 – December 31, 2010

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2010 – December 31, 2010

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2009 – December 31, 2009

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2009 – December 31, 2009

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2008 – December 31, 2008

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Radium (-226 and -228)

    January 1, 2008 – December 31, 2008

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Gross Alpha, Excl. Radon and U

    January 1, 2007 – December 31, 2007

    Archived
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Styrene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Toluene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Benzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Styrene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Toluene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Benzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Fluoride

    January 1, 2005 – October 17, 2005

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Toluene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Benzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Styrene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Toluene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Benzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Styrene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Toluene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Benzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Styrene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Toluene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Benzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Styrene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Toluene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Benzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2005 – December 31, 2007

    Archived
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2005 – December 31, 2007

    Archived

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Enforcement actions

Common questions

Is MAY VALLEY WA required to publish a Consumer Confidence Report?

Yes. MAY VALLEY WA is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is MAY VALLEY WA’s next Consumer Confidence Report due?

MAY VALLEY WA’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does MAY VALLEY WA have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show no open violations for MAY VALLEY WA.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

MARSH, LORETTA

719-931-1501

WILEY, CO 81092