TWIN OAKS, OK · Delaware County
DELAWARE CO RWSG&SWM DISTRICT 11 Water System
Consumer Confidence Report status
DELAWARE CO RWSG&SWM DISTRICT 11 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 DELAWARE CO RWSG&SWM DISTRICT 11.
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)
- OK3002157
- System type
- Community Water System
- Population served
- 750
- Service connections
- 373
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
DELAWARE CO RWSG&SWM DISTRICT 11 is one of 511 community water systems in Oklahoma in the 501 to 3,300 people size category, serving 750 people from surface water.
As of August 1, 2026, EPA's published records contain no violations for this system.
Violation history
No violations on record for this system.
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is DELAWARE CO RWSG&SWM DISTRICT 11 required to publish a Consumer Confidence Report?
- Yes. DELAWARE CO RWSG&SWM DISTRICT 11 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 DELAWARE CO RWSG&SWM DISTRICT 11’s next Consumer Confidence Report due?
- DELAWARE CO RWSG&SWM DISTRICT 11’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does DELAWARE CO RWSG&SWM DISTRICT 11 have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for DELAWARE CO RWSG&SWM DISTRICT 11.
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
DELAWARE CO RWSG&SWM DISTRICT 11
918-868-2277
TWIN OAKS, OK 74318