County · Oklahoma
Comanche County, Oklahoma: drinking water records
This overview covers 12 ZIP codes and 23 community water systems in Comanche County. It also stands in for 0 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Lawton OK1011303 | 92,757 | 240 | 0 | 0 | 2 ppb |
| Fort Sill Hqusafacfs OK3001601 | 23,000 | 120 | 0 | 0 | 1.2 ppb |
| Elgin Pwa OK2001610 | 3,300 | 0 | 0 | 1 | 0 ppb |
| Comanche Co Rwd #4 OK3001654 | 3,000 | 0 | 0 | 36 | 1.5 ppb |
| Comanche Co Rwd #2 OK2001604 | 1,840 | 0 | 0 | 1 | 1.1 ppb |
| Geronimo OK3001680 | 1,200 | 0 | 0 | 1 | 2.4 ppb |
| Fletcher OK2001612 | 1,022 | 0 | 0 | 1 | 0 ppb |
| Sterling Pwa OK2001601 | 762 | 0 | 0 | 1 | 0 ppb |
| Chattanooga PWS OK2001608 | 627 | 0 | 0 | 1 | 2.3 ppb |
| Medicine Park OK3001603 | 382 | 0 | 0 | 1 | 6.8 ppb |
| Indiahoma Public Works Authority OK2001609 | 350 | 0 | 0 | 36 | 1.9 ppb |
| Faxon OK3001675 | 134 | 0 | 0 | 1 | 14 ppb |
| Mountain Village Development OK2001643 | 77 | 0 | 0 | 1 | 2.3 ppb |
| Sunnyside Water Assoc OK3001664 | 50 | 0 | 0 | 1 | 0.7 ppb |
| Comanche Co Rwd #1 OK3001602 | 2,800 | 0 | 0 | 0 | 0 ppb |
| Cache OK2001607 | 2,371 | 0 | 0 | 0 | 0 ppb |
| Comanche Co Rwd #3 OK2001602 | 2,325 | 0 | 0 | 0 | 3.3 ppb |
| Pecan Valley Rwd OK3001676 | 1,000 | 0 | 0 | 0 | 4.1 ppb |
| Southeast Water Association OK3001678 | 51 | 0 | 0 | 0 | 0.3 ppb |
| Hwy 7 East Water Assn OK3001669 | 50 | 0 | 0 | 0 | 0 ppb |
| Clemmer Water Association OK3001659 | 47 | 0 | 0 | 0 | 0.5 ppb |
| Valley View Estates Homeowners Assoc OK3001687 | 42 | 0 | 0 | 0 | 0.9 ppb |
| Valley View Water Association OK3001681 | 25 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Comanche County
No ZIP report in this county is published yet.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.