ADA, OK · Pontotoc County
ADA 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)
- OK2006201
- System type
- Community Water System
- Population served
- 22,600
- Service connections
- 11,575
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Consumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2025 – July 1, 2025
ResolvedLSL Inventory
Health-basedLEAD AND COPPER RULE REVISIONS
October 17, 2024 – July 15, 2025
ResolvedLSL Reporting
—LEAD AND COPPER RULE REVISIONS
October 17, 2024 – July 15, 2025
ResolvedMonitoring, Source Water (GWR)
—E. COLI
May 1, 2010 – May 31, 2010
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2007 – December 31, 2007
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
January 1, 2002 – January 31, 2002
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2025 – July 1, 2025 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| October 17, 2024 – July 15, 2025 | LSL Inventory | LEAD AND COPPER RULE REVISIONS | Health-based | Resolved |
| October 17, 2024 – July 15, 2025 | LSL Reporting | LEAD AND COPPER RULE REVISIONS | — | Resolved |
| May 1, 2010 – May 31, 2010 | Monitoring, Source Water (GWR) | E. COLI | — | Resolved |
| January 1, 2007 – December 31, 2007 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| January 1, 2002 – January 31, 2002 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- 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 1, 2025State Compliance achieved1 linked violation
- November 7, 2022State Administrative/Compliance Order with penalty issuedgeneral 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
- July 1, 2013State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- June 7, 2010Federal Compliance achieved1 linked violation
- June 7, 2010Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
- July 25, 2008State Administrative/Compliance Order with penalty issued4 linked violations
- July 25, 2008State Public Notification requested4 linked violations
- April 23, 2002State Public Notification received5 linked violations
- April 23, 2002State Compliance achieved21 linked violations
- March 15, 2002State Public Notification requested2 linked violations
Contact
ADA
580-436-8100
ADA, OK 74820-6443