PlainWater

Pawnee County, Oklahoma

SDWIS compliance plate

Sheet OK117 · Pawnee County 14 sys · 6,596 viol · #2103/3254

VIOL-SEVERE · HEALTH-HIGH · RANK-LOWER · PHOTO-FINISH · PFAS-CLEAN · SRC-GW · SYS-SMALL · BOOK-FULL

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-HIGH 49.1% health
  • RANK-LOWER #2103/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 57%
  • SYS-SMALL 14 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Tulsa County (+ 0 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Pawnee County ranks #2,103 of 3,254 counties by people served, and #45 of 77 counties in Oklahoma. See methodology · corpus placement.

Pawnee County standing, mid-flagged corpus third

Flagged-system rate 100.0% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 49.1% is health-based share above the upper third (> 24.5%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #2,103 of 3,254 · #45 of 77 in Oklahoma.

Flagged-rate neighbourhood around Pawnee County

Lowest/highest poles plus in-state counties nearest Pawnee County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.

0% 20% 40% 60% 80% 100% Murray · lowest Cimarron · highest Payne · near Canadian · near 88.9% 100% 100% 100% 100% 100% 100%

Source: EPA SDWIS (county aggregates) As of 2026-05-15

Water Systems

System Name Population Violations PFAS
Cleveland Municipal Authority 3,262 1,333 -
Pawnee Co RWD #1 3,200 99 -
Pawnee 2,230 1,302 -
Pawnee Co RWD #2 1,775 437 -
Pawnee Co RWD #3 685 354 -
Pawnee Co RWD #4 415 231 -
Jennings 400 1,348 -
Ralston 335 223 -
Hallett Motor Racing Circuit 300 102 -
Westport Utility Authority Trust 289 134 -
Pawnee County RWD #5 225 207 -
Hallett Public Works Authority 168 208 Clean
Lone Chimney Water Association 150 587 -
Edgewater RV Park 93 31 -

Compare beyond Oklahoma

Mid-flagged peers for Pawnee County

Cross-state counties nearest Pawnee County on flagged-system share (100.0%) and cumulative violation count (6,596). In-state neighbours stay on the compliance plate above.

Similar flagged-system rate

Nearest cross-state counties by % of SDWIS systems with at least one violation on record.

4 peers

Similar violation load

Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).

4 peers
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.