PlainWater

Garfield County, Oklahoma

SDWIS compliance plate

Sheet OK047 · Garfield County 22 sys · 3,615 viol · #813/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-LOW 17.7% health
  • RANK-UPPER #813/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 100%
  • SYS-SMALL 22 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, Garfield County ranks #813 of 3,254 counties by people served, and #10 of 77 counties in Oklahoma. See methodology · corpus placement.

Garfield 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 17.7% is health-based share in the middle 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 #813 of 3,254 · #10 of 77 in Oklahoma.

Flagged-rate neighbourhood around Garfield County

Lowest/highest poles plus in-state counties nearest Garfield 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
Enid 49,347 82 Clean
Vance Afb 3,231 20 -
Garfield Co RWD #5 1,980 155 -
Waukomis PWA 1,366 66 -
Garfield Co RWD #6 1,225 35 -
Garber Municipal Authority 725 345 -
Highpoint MHP 600 420 -
Lahoma PWA 577 18 -
Covington 553 38 -
Drummond 405 66 -
Garfield Co RWD # 4 334 56 -
Kremlin-Hillsdale Rural Water District 1 320 166 -
Kremlin 300 88 -
Hunter 300 334 -
Garfield Co RWD #7 288 57 -
Breckinridge PWA 239 747 -
Fairmont 147 389 -
Hillsdale PWA 110 100 -
Salt Fork Water Authority 86 48 -
Chisholm Creek Housing Addition 75 180 -
Marshallese First Assembly of God 50 162 -
Douglas 32 43 -

Compare beyond Oklahoma

Mid-flagged peers for Garfield County

Cross-state counties nearest Garfield County on flagged-system share (100.0%) and cumulative violation count (3,615). 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.