PlainWater

McCurtain County, Oklahoma

SDWIS compliance plate

Sheet OK089 · McCurtain County 16 sys · 3,203 viol · #1373/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-HIGH 68.9% health
  • RANK-MID #1373/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-SW SW lead 94%
  • SYS-SMALL 16 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, McCurtain County ranks #1,373 of 3,254 counties by people served, and #27 of 77 counties in Oklahoma. See methodology · corpus placement.

McCurtain 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 68.9% 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 #1,373 of 3,254 · #27 of 77 in Oklahoma.

Flagged-rate neighbourhood around McCurtain County

Lowest/highest poles plus in-state counties nearest McCurtain 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
Idabel PWA 6,952 653 Clean
McCurtain Co. RWD #8 (Mt. Fork Water) 5,685 285 Clean
Broken Bow PWA 4,320 220 Clean
McCurtain Co. RWD #1 3,842 226 Clean
McCurtain Co. RWD #7 1,847 183 Clean
McCurtain Co. RWD #5 (Hochatown) 1,614 44 -
McCurtain Co. RWD #9 999 108 Clean
Valliant PWA 971 191 -
International Paper 848 207 -
Wright City PWA 792 261 -
McCurtain Co. RWD #2 755 263 -
McCurtain Co. RWD #6 (Kiamichi) 600 111 -
Haworth PWA 354 225 -
Beavers Bend State Park 155 8 -
Garvin 150 192 -
Coe Mountain Fork Park 30 26 -

Compare beyond Oklahoma

Mid-flagged peers for McCurtain County

Cross-state counties nearest McCurtain County on flagged-system share (100.0%) and cumulative violation count (3,203). 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.