County · Oklahoma
Osage County, Oklahoma: drinking water records
This overview covers 16 ZIP codes and 27 community water systems in Osage 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 |
|---|---|---|---|---|---|
| Skiatook Pwa OK1021313 | 8,110 | 120 | 1 | 1 | 0 ppb |
| Pawhuska OK1021301 | 3,800 | 120 | 0 | 18 | 3.6 ppb |
| Osage Co Rwd #15 OK3005736 | 6,647 | 120 | 1 | 0 | 0 ppb |
| Hominy OK1021306 | 2,584 | 0 | 0 | 203 | 0 ppb |
| Fairfax OK1021204 | 1,555 | 0 | 0 | 93 | 2.3 ppb |
| Osage Co Rwd #21 OK2003616 | 1,500 | 0 | 0 | 2 | 0 ppb |
| Barnsdall OK1021304 | 1,243 | 0 | 0 | 174 | 5.7 ppb |
| Osage Co Rwd # 1 OK3005704 | 930 | 0 | 0 | 1 | 0 ppb |
| Osage Co Rwd # 5 OK3005721 | 561 | 0 | 0 | 98 | 1.7 ppb |
| Shidler OK1021203 | 404 | 0 | 0 | 38 | 0 ppb |
| Prue Pwa OK2005703 | 387 | 0 | 0 | 1 | 0 ppb |
| Avant Utilities Authority OK1021305 | 361 | 0 | 0 | 75 | 1.8 ppb |
| Osage Co Rwd #20 (Hulah) OK1021410 | 350 | 0 | 0 | 80 | 3.7 ppb |
| Osage Co Rwd #18 (Evergreen) OK3005744 | 302 | 0 | 0 | 23 | 0 ppb |
| Osage Pwa OK2005701 | 275 | 0 | 0 | 1 | 0 ppb |
| Frontier Shores Poa Water Dept OK2005741 | 200 | 0 | 0 | 1 | 0 ppb |
| Grayhorse Rwd OK3005717 | 100 | 0 | 0 | 60 | 3.7 ppb |
| Osage Park Addn Prop OK2005744 | 65 | 0 | 0 | 1 | 0 ppb |
| Diamondhead Homeowners Assoc OK3005745 | 50 | 0 | 0 | 2 | 0 ppb |
| Walnut Park Estates OK2005766 | 42 | 0 | 0 | 1 | 5 ppb |
| Mccord Rwd #3 OK3005747 | 1,800 | 0 | 0 | 0 | 2 ppb |
| Osage Co Rws & Swd #3 (Braden) OK3005748 | 700 | 0 | 0 | 0 | 0 ppb |
| Strike-Axe Hwy 60 OK3005701 | 450 | 0 | 0 | 0 | 9.5 ppb |
| Wynona OK2005708 | 450 | 0 | 0 | 0 | 0 ppb |
| Strike Axe (Chimney Rock) OK3005739 | 275 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Osage 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.