PlainWater

Greer County, Oklahoma

SDWIS compliance plate

Sheet OK055 · Greer County 7 sys · 2,003 viol · #2704/3254

VIOL-SEVERE · HEALTH-MID · RANK-BOTTOM · PHOTO-FINISH · PFAS-NONE · SRC-GW · SYS-TINY · BOOK-MOST

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-MID 26.2% health
  • RANK-BOTTOM #2704/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-NONE No UCMR5 set
  • SRC-GW GW lead 100%
  • SYS-TINY 7 systems
  • BOOK-MOST 6/7 fields

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

According to EPA SDWIS county population served used on /counties, Greer County ranks #2,704 of 3,254 counties by people served, and #65 of 77 counties in Oklahoma. See methodology · corpus placement.

Greer 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 26.2% is health-based share above the upper third (> 24.5%) . No UCMR5 tests in this extract for Greer County . Population served ranks #2,704 of 3,254 · #65 of 77 in Oklahoma.

Flagged-rate neighbourhood around Greer County

Lowest/highest poles plus in-state counties nearest Greer 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
Mangum PWS 2,924 64 -
Granite PWS 1,425 198 -
Oklahoma State Reformatory 999 252 -
Harmon Electric 188 36 -
Reed Water Corp 175 61 -
Willow 114 1,016 -
Thirsty Water Corp 81 376 -

Compare beyond Oklahoma

Mid-flagged peers for Greer County

Cross-state counties nearest Greer County on flagged-system share (100.0%) and cumulative violation count (2,003). 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.