MILL CREEK, OK · Johnston County
MILL CREEK Water System
Consumer Confidence Report status
MILL CREEK 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 MILL CREEK.
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 Oklahoma’s official records. Always confirm current status with Oklahoma before making decisions based on this information.
System facts
- System ID (PWSID)
- OK2003501
- System type
- Community Water System
- Population served
- 310
- Service connections
- 153
- Ownership
- local government
- Water source
- groundwater (wells)
MILL CREEK is one of 1,277 community water systems in Oklahoma in the 500 or fewer people size category, serving 310 people from groundwater.
As of August 1, 2026, its federal record holds 2 entries between 2013 and 2025, all of which EPA lists as closed.
Of the 2, 1 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 the Consumer Confidence Rule.
Violation history
Monitoring, Regular
—Nitrate-Nitrite
January 1, 2025 – December 31, 2025
ArchivedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2013 – April 30, 2015
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, Regular | Nitrate-Nitrite | — | Archived |
| July 1, 2013 – April 30, 2015 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
Enforcement actions
- February 19, 2026State Violation/Reminder Notice1 linked violation
- February 19, 2026State Public Notification requested1 linked violation
- November 21, 2025State Violation/Reminder Notice1 linked violation
- November 21, 2025State Public Notification requested1 linked violation
- 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
- July 7, 2025State Public Notification received2 linked violations
- January 17, 2025State Compliance achieved1 linked violation
- November 22, 2024State Violation/Reminder Notice1 linked violation
- November 22, 2024State Public Notification requested1 linked violation
- August 30, 2023State Public Notification received1 linked violation
- February 3, 2023State Compliance achieved1 linked violation
- August 30, 2022State Violation/Reminder Notice1 linked violation
- August 30, 2022State Public Notification requested1 linked violation
- March 3, 2017State 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 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 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 achieved1 linked violation
- April 30, 2015State Compliance achieved1 linked violation
- July 5, 2011State Compliance achieved1 linked violation
- March 14, 2011State Public Notification received1 linked violation
- April 8, 2010State Public Notification requested1 linked violation
- April 8, 2010State Violation/Reminder Notice3 linked violations
Common questions
Is MILL CREEK required to publish a Consumer Confidence Report?
- Yes. MILL CREEK 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 MILL CREEK’s next Consumer Confidence Report due?
- MILL CREEK’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does MILL CREEK have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for MILL CREEK.
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
MILL CREEK
580-384-5757
MILL CREEK, OK 74856