PlainWater

County profile · EPA SDWIS + UCMR5

Ripley County, Indiana

10 SDWIS-listed public water systems serve 30,624 people in Ripley County. Violation rates use that full inventory; PFAS rates use only the UCMR5-tested subset.

10
SDWIS water systems Smaller third of counties
880
Total violations Middle third of counties
100.0%
SDWIS systems w/ a violation Middle third of counties
66.7%
UCMR5 PFAS rate (3 tested) Upper third of counties with tests

SDWIS compliance plate

Sheet IN137 · Ripley County 10 sys · 880 viol · #1351/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-MID 26.0% health
  • RANK-MID #1351/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-HIGH 66.7% detect
  • SRC-GW GW lead 70%
  • SYS-SMALL 10 systems
  • BOOK-FULL 7/7 fields

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

According to EPA SDWIS county population served used on /counties, Ripley County ranks #1,351 of 3,254 counties by people served, and #39 of 92 counties in Indiana. 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 26.0% is health-based share above the upper third (> 24.5%) . UCMR5 detect rate 66.7% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #1,351 of 3,254 · #39 of 92 in Indiana.

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% Hendricks · lowest Union · highest Johnson · near Madison · near 84.9% 100% 100% 100% 100% 100% 100%

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

Water Systems

System Name Population Violations PFAS
Hoosier Hills Regional Water District 8,660 28 Clean
Batesville Water Utility 7,280 84 Detected
Napoleon Community Rural Water Corp. 5,564 38 Detected
Holton Community Water Corp. 2,363 36 -
Milan Water Works 1,980 95 -
Versailles Water Works 1,784 285 -
Osgood Water Department 1,692 44 -
Sunman Water Works 1,058 212 -
C.i. Family Worship Center 168 44 -
Delaware Campground 75 14 -

Compare beyond Indiana

Mid-flagged peers for Ripley County

Cross-state counties nearest Ripley County on flagged-system share (100.0%) and cumulative violation count (880). 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. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.