PlainWater

Ripley County, Missouri

SDWIS compliance plate

Sheet MO181 · Ripley County 8 sys · 423 viol · #2467/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-MID 34.3% health
  • RANK-LOWER #2467/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-NONE No UCMR5 set
  • SRC-GW GW lead 100%
  • SYS-TINY 8 systems
  • BOOK-MOST 6/7 fields

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

According to EPA SDWIS county population served used on /counties, Ripley County ranks #2,467 of 3,254 counties by people served, and #79 of 115 counties in Missouri. See methodology · corpus placement.

Ripley 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 34.3% is health-based share above the upper third (> 24.5%) . No UCMR5 tests in this extract for Ripley County . Population served ranks #2,467 of 3,254 · #79 of 115 in Missouri.

Flagged-rate neighbourhood around Ripley County

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

0% 20% 40% 60% 80% 100% Shannon · lowest Mercer · highest Jackson · near Boone · near 69.6% 100% 100% 100% 100% 100% 100%

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

Water Systems

System Name Population Violations PFAS
Ripley County PWSD 2 2,780 52 -
Ripley County PWSD 1 East 2,265 30 -
Doniphan PWS 2,000 23 -
Ripley County PWSD 1 West 940 92 -
Naylor PWS 471 59 -
Gatewood Elementary School 145 120 -
Usfs Deer Leap Campground 25 23 -
Usfs Float Camp Campground 25 24 -

Compare beyond Missouri

Mid-flagged peers for Ripley County

Cross-state counties nearest Ripley County on flagged-system share (100.0%) and cumulative violation count (423). 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.