PlainWater

Alfalfa County, Oklahoma

SDWIS compliance plate

Sheet OK003 · Alfalfa County 11 sys · 2,822 viol · #2836/3254

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

  • VIOL-SEVERE 90.9% flagged
  • HEALTH-HIGH 46.8% health
  • RANK-BOTTOM #2836/3254
  • PHOTO-FINISH ±0.4 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 91%
  • SYS-SMALL 11 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Texas County ( -0.4 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Alfalfa County ranks #2,836 of 3,254 counties by people served, and #68 of 77 counties in Oklahoma. See methodology · corpus placement.

Alfalfa County standing, lower-flagged corpus third

Flagged-system rate 90.9% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 46.8% 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 #2,836 of 3,254 · #68 of 77 in Oklahoma.

Flagged-rate neighbourhood around Alfalfa County

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

0% 20% 40% 60% 80% 100% Murray · lowest Texas · near McClain · near 88.9% 88.9% 90.5% 90.9% 92.3% 100%

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

Water Systems

System Name Population Violations PFAS
Cherokee 1,630 197 -
Alfalfa Co RWS & Swmd #1 North 600 31 Clean
Alfalfa Co RWS & Swmd #1 550 106 -
Helena 443 254 -
Carmen Public Works Authority 355 988 -
Goltry 268 219 -
Jet 230 211 -
Aline 214 702 -
Burlington 156 96 -
Gsp Sandy Beach #1 26 18 -
Gsp River Road 25 0 -

Compare beyond Oklahoma

Lower-flagged peers for Alfalfa County

Cross-state counties nearest Alfalfa County on flagged-system share (90.9%) and cumulative violation count (2,822). 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.