CORN, OK · Washita County

CORN PWA Water System

Current status

No open violations on record as of July 4, 2026.

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

System facts

System ID (PWSID): OK2007501
System type: Community Water System
Population served: 500
Service connections: 256
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2025 – December 31, 2025
Archived
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2024 – March 31, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
January 1, 2021 – January 31, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2016 – March 31, 2016
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2010 – March 31, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2009 – June 30, 2009
Resolved
Monitoring, Regular
—
Arsenic
July 1, 2006 – September 30, 2006
Resolved
Monitoring, Regular
—
Arsenic
April 1, 2006 – June 30, 2006
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 1994 – March 31, 1994
Resolved

Archived 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
January 1, 2025 – December 31, 2025	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Archived
January 1, 2024 – March 31, 2024	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2021 – January 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2016 – March 31, 2016	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
March 1, 2010 – March 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2009 – June 30, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2006 – September 30, 2006	Monitoring, Regular	Arsenic	—	Resolved
April 1, 2006 – June 30, 2006	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
March 1, 1994 – March 31, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved

Archived 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 Public Notification requested2 linked violations
October 15, 2025State Violation/Reminder Notice2 linked violations
July 15, 2025State Compliance achieved1 linked violation
July 15, 2025State Compliance achieved1 linked violation
July 11, 2025State Violation/Reminder Notice1 linked violation
July 11, 2025State Violation/Reminder Notice1 linked violation
June 27, 2025State Public Notification received1 linked violation
June 27, 2025State Public Notification received7 linked violations
March 6, 2025State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
March 6, 2025State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
January 30, 2025State Compliance achieved2 linked violations
May 15, 2024State Public Notification requested2 linked violations
March 12, 2022State Public Notification received2 linked violations
March 12, 2021State Public Notification requested5 linked violations
March 12, 2021State Public Notification requested6 linked violations
July 3, 2018State Compliance achieved3 linked violations
July 3, 2018State Compliance achieved2 linked violations
July 3, 2018State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 18, 2016State Public Notification requested2 linked violations
July 18, 2016State Administrative/Compliance Order with penalty issued2 linked violations
July 5, 2016State Compliance achieved3 linked violations
April 25, 2016State Public Notification received2 linked violations
March 14, 2016State Administrative/Compliance Order with penalty issued2 linked violations
March 14, 2016State Public Notification requested2 linked violations
February 19, 2016State Violation/Reminder Notice1 linked violation
January 14, 2015State Violation/Reminder Notice1 linked violation
January 14, 2015State Violation/Reminder Notice1 linked violation
June 28, 2010State Public Notification received2 linked violations
May 28, 2010State Violation/Reminder Notice1 linked violation
May 28, 2010State Public Notification requested1 linked violation
May 27, 2010State Public Notification received4 linked violations
May 5, 2010State Administrative/Compliance Order with penalty issued11 linked violations
May 4, 2010State Violation/Reminder Notice2 linked violations
March 19, 2010State Administrative/Compliance Order with penalty issued2 linked violations
February 3, 2010State Public Notification requested1 linked violation
August 19, 2009State Administrative/Compliance Order with penalty issued1 linked violation
July 28, 2009State Administrative/Compliance Order with penalty issued1 linked violation
February 25, 2009State Public Notification received5 linked violations
January 22, 2009State Violation/Reminder Notice5 linked violations
September 23, 2008State Violation/Reminder Notice4 linked violations
August 12, 2008State Administrative/Compliance Order with penalty issued5 linked violations
February 22, 2008State Administrative/Compliance Order with penalty issued3 linked violations
February 22, 2008State Public Notification requested3 linked violations
December 14, 2004State Public Notification received4 linked violations
September 28, 2001State Compliance achieved1 linked violation
November 7, 1997State Formal Notice of Violation issued1 linked violation

Contact

CORN PWA

580-343-2255

CORN, OK 73024