PlainWater

Osage County, Kansas

SDWIS compliance plate

Sheet KS139 · Osage County 17 sys · 1,472 viol · #1872/3254

VIOL-SEVERE · HEALTH-HIGH · RANK-MID · PHOTO-FINISH · PFAS-NONE · SRC-SW · SYS-SMALL · BOOK-MOST

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-HIGH 45.4% health
  • RANK-MID #1872/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-NONE No UCMR5 set
  • SRC-SW SW lead 88%
  • SYS-SMALL 17 systems
  • BOOK-MOST 6/7 fields

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

According to EPA SDWIS county population served used on /counties, Osage County ranks #1,872 of 3,254 counties by people served, and #30 of 105 counties in Kansas. See methodology · corpus placement.

Osage 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 45.4% is health-based share above the upper third (> 24.5%) . No UCMR5 tests in this extract for Osage County . Population served ranks #1,872 of 3,254 · #30 of 105 in Kansas.

Flagged-rate neighbourhood around Osage County

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

0% 20% 40% 60% 80% 100% Chase · lowest Greeley · highest Wyandotte · near Leavenworth · near 85.7% 100% 100% 100% 100% 100% 100%

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

Water Systems

System Name Population Violations PFAS
Osage Co RWD 5 3,763 68 -
Osage City, City Of 2,809 30 -
Osage Co RWD 8 2,240 31 -
Osage Co RWD 7 1,430 52 -
Carbondale, City Of 1,344 238 -
Lyndon, City Of 1,049 19 -
Overbrook, City Of 999 49 -
Burlingame, City Of 955 74 -
Osage Co RWD 3 900 344 -
Scranton, City Of 651 110 -
Osage Co RWD 4 500 68 -
Osage Co RWD 6 370 36 -
Melvern, City Of 351 37 -
Quenemo, City Of 287 18 -
Osage Co RWD 2 220 125 -
Melvern Res Arrow Rock 25 5 -
Public Wholesale WSD 12 1 168 -

Compare beyond Kansas

Mid-flagged peers for Osage County

Cross-state counties nearest Osage County on flagged-system share (100.0%) and cumulative violation count (1,472). 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.