Public Water Partners

BIG PINEY, WY · Sublette County

BIG PINEY, TOWN OF Water System

Consumer Confidence Report status

BIG PINEY, TOWN OF 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 BIG PINEY, TOWN OF.

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 Wyoming’s official records. Always confirm current status with Wyoming before making decisions based on this information.

System facts

System ID (PWSID)
WY5600007
System type
Community Water System
Population served
445
Service connections
254
Ownership
local government
Water source
groundwater (wells)

BIG PINEY, TOWN OF is one of 486 community water systems in Wyoming in the 500 or fewer people size category, serving 445 people from groundwater.

As of August 1, 2026, its federal record holds 12 entries between 2017 and 2021, all of which EPA lists as closed. Nothing has been added since 2021.

All 12 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 inorganic chemicals and volatile organic chemicals.

Violation history

  • Monitoring, Regular

    —

    Nitrate-Nitrite

    April 1, 2021 – June 30, 2021

    Resolved

  • Monitoring, Regular

    —

    Nitrate-Nitrite

    April 1, 2021 – June 30, 2021

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Benzene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Beryllium, Total

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Mercury

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Arsenic

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    Cadmium

    January 1, 2017 – December 31, 2019

    Resolved

  • Monitoring, Regular

    —

    CYANIDE

    January 1, 2017 – December 31, 2019

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

No enforcement actions on record for this system.

Common questions

Is BIG PINEY, TOWN OF required to publish a Consumer Confidence Report?

Yes. BIG PINEY, TOWN OF 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 BIG PINEY, TOWN OF’s next Consumer Confidence Report due?

BIG PINEY, TOWN OF’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does BIG PINEY, TOWN OF have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show no open violations for BIG PINEY, TOWN OF.

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

HERNANDEZ, NIKOLAS

307-276-3554

BIG PINEY, WY 83113