PlainWater

Montgomery County, Kansas

SDWIS compliance plate

Sheet KS125 · Montgomery County 17 sys · 2,176 viol · #1353/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-HIGH 57.1% health
  • RANK-MID #1353/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-HIGH 50.0% detect
  • SRC-SW SW lead 100%
  • SYS-SMALL 17 systems
  • BOOK-FULL 7/7 fields

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

According to EPA SDWIS county population served used on /counties, Montgomery County ranks #1,353 of 3,254 counties by people served, and #18 of 105 counties in Kansas. See methodology · corpus placement.

Montgomery 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 57.1% is health-based share above the upper third (> 24.5%) . UCMR5 detect rate 50.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #1,353 of 3,254 · #18 of 105 in Kansas.

Flagged-rate neighbourhood around Montgomery County

Lowest/highest poles plus in-state counties nearest Montgomery 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
Coffeyville, City Of 8,847 80 Detected
Independence, City Of 8,464 51 Clean
Montgomery Co RWD 1C 2,450 35 -
Cherryvale, City Of 2,159 37 -
Caney, City Of 1,756 386 -
Montgomery Co RWD 2C A 1,113 22 -
Montgomery Co RWD 6 1,092 58 -
Montgomery Co RWD 2 800 44 -
Montgomery Co RWD 12 756 7 -
Montgomery Co RWD 4 745 72 -
Montgomery Co RWD 9 430 19 -
Montgomery Co RWD 2C B 428 45 -
Dearing, City Of 376 21 -
Montgomery Co RWD 8 340 133 -
Montgomery Co RWD 14 330 50 -
Elk City, City Of 292 1,064 -
Montgomery Co RWD 1 175 52 -

Compare beyond Kansas

Mid-flagged peers for Montgomery County

Cross-state counties nearest Montgomery County on flagged-system share (100.0%) and cumulative violation count (2,176). 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.