RICHTON PARK, IL · Cook County

RICHTON PARK Water System

Current status

1 open health-based violation on record as of July 4, 2026, alongside 3 other open item(s). See the violation history below for contaminant and status details.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Illinois’s official records. Always confirm current status with Illinois before making decisions based on this information.

System facts

System ID (PWSID): IL0312550
System type: Community Water System
Population served: 12,504
Service connections: 3,575
Ownership: local government
Water source: groundwater (wells)

Violation history

Public Education
Health-based
Lead and Copper Rule
August 31, 2025
Unaddressed
Monitoring, Regular
—
Nitrate
July 1, 2025 – September 30, 2025
Archived
Monitoring, Regular
—
Nitrate
July 1, 2025 – September 30, 2025
Archived
Monitoring, Regular
—
Nitrate
July 1, 2025 – September 30, 2025
Archived
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2025
Unaddressed
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2025 – December 31, 2025
Archived
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2025 – December 31, 2025
Archived
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2024
Unaddressed
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 8, 2024 – March 7, 2024
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
September 29, 2022 – March 31, 2023
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Mercury
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Mercury
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Barium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Selenium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Nickel
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Selenium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Barium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Chromium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Nickel
January 1, 2020 – December 31, 2022
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
December 13, 2019
Unaddressed
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2018 – February 13, 2019
Resolved
Public Education
Health-based
Lead and Copper Rule
December 1, 2018 – December 31, 2018
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2018 – December 26, 2018
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2018 – October 1, 2018
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2017 – September 19, 2018
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2003 – July 18, 2003
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2002 – July 22, 2002
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 1998 – August 31, 1998
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
Archived

Unaddressed no corrective action on record yetArchived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
August 31, 2025	Public Education	Lead and Copper Rule	Health-based	Unaddressed
July 1, 2025 – September 30, 2025	Monitoring, Regular	Nitrate	—	Archived
July 1, 2025 – September 30, 2025	Monitoring, Regular	Nitrate	—	Archived
July 1, 2025 – September 30, 2025	Monitoring, Regular	Nitrate	—	Archived
July 1, 2025	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
January 1, 2025 – December 31, 2025	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Archived
January 1, 2025 – December 31, 2025	Monitoring and Reporting (DBP)	TTHM	—	Archived
July 1, 2024	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 8, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
September 29, 2022 – March 31, 2023	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Mercury	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Mercury	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Barium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Selenium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Nickel	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Selenium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Barium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Chromium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Nickel	—	Resolved
December 13, 2019	Public Notification Violation for NPDWR Violation	Public Notice	—	Unaddressed
December 30, 2018 – February 13, 2019	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
December 1, 2018 – December 31, 2018	Public Education	Lead and Copper Rule	Health-based	Resolved
July 1, 2018 – December 26, 2018	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
July 1, 2018 – October 1, 2018	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
October 1, 2017 – September 19, 2018	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2003 – July 18, 2003	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2002 – July 22, 2002	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
August 1, 1998 – August 31, 1998	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
June 30, 1977 – June 29, 1981	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

Unaddressed no corrective action on record yetArchived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Enforcement actions

October 15, 2025State Violation/Reminder Notice1 linked violation
October 15, 2025State Public Notification requested1 linked violation
October 15, 2025State Violation/Reminder Notice1 linked violation
October 15, 2025State Public Notification requested1 linked violation
October 15, 2025State Violation/Reminder Notice1 linked violation
October 15, 2025State Public Notification requested1 linked violation
October 14, 2025State Public Notification requested2 linked violations
October 14, 2025State Violation/Reminder Notice2 linked violations
August 10, 2025State Violation/Reminder Notice1 linked violation
November 3, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 15, 2024State Violation/Reminder Notice1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 6, 2024State Public Notification received2 linked violations
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received2 linked violations
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification received1 linked violation
March 6, 2024State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
March 6, 2024State Public Notification received1 linked violation
November 3, 2023State Compliance achieved20 linked violations
March 31, 2023State Compliance achieved1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
February 7, 2023State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
February 7, 2023State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
February 7, 2023State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
February 7, 2023State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
February 7, 2023State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
February 7, 2023State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
February 7, 2023State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
February 7, 2023State Public Notification requested1 linked violation
February 7, 2023State Violation/Reminder Notice1 linked violation
January 7, 2020State Violation/Reminder Notice1 linked violation
March 29, 2019State Public Notification received1 linked violation
February 13, 2019State Compliance achieved1 linked violation
January 16, 2019State Violation/Reminder Notice1 linked violation
January 4, 2019State Violation/Reminder Notice1 linked violation
December 31, 2018State Compliance achieved1 linked violation
December 26, 2018State Compliance achieved1 linked violation
December 12, 2018State Violation/Reminder Notice1 linked violation
December 12, 2018State Public Notification requested1 linked violation
October 1, 2018State Compliance achieved1 linked violation
September 19, 2018State Compliance achieved1 linked violation
August 17, 2018State Violation/Reminder Notice1 linked violation
October 11, 2017State Violation/Reminder Notice1 linked violation
October 11, 2017State Public Notification requested1 linked violation
January 1, 2008State Compliance achieved2 linked violations
December 31, 2007State Compliance achieved1 linked violation
December 31, 2007State Compliance achieved1 linked violation
August 16, 2007State Compliance achieved1 linked violation
August 16, 2007State Violation/Reminder Notice1 linked violation
August 16, 2007State Public Notification received2 linked violations
July 18, 2007State Violation/Reminder Notice1 linked violation
July 18, 2007State Public Notification requested1 linked violation
July 17, 2007State Public Notification requested1 linked violation
July 10, 2003State Violation/Reminder Notice2 linked violations
July 31, 2002State Violation/Reminder Notice1 linked violation
July 22, 2002State Compliance achieved1 linked violation
October 15, 1998State Violation/Reminder Notice1 linked violation
October 15, 1998State Public Notification requested1 linked violation
July 16, 1994State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
July 16, 1994State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
December 2, 1989State Public Notification requested1 linked violation
December 2, 1989State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record

Contact

STOCKSTELL, REGAN

708-481-8950

RICHTON PARK, IL 60471