PlainWater

Harrison County, Indiana

SDWIS compliance plate

Sheet IN061 · Harrison County 8 sys · 526 viol · #1077/3254

VIOL-SEVERE · HEALTH-LOW · RANK-UPPER · PHOTO-FINISH · PFAS-MID · SRC-GW · SYS-TINY · BOOK-FULL

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-LOW 5.1% health
  • RANK-UPPER #1077/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-MID 40.0% detect
  • SRC-GW GW lead 100%
  • SYS-TINY 8 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, Harrison County ranks #1,077 of 3,254 counties by people served, and #29 of 92 counties in Indiana. See methodology · corpus placement.

Harrison 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 5.1% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 40.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #1,077 of 3,254 · #29 of 92 in Indiana.

Flagged-rate neighbourhood around Harrison County

Lowest/highest poles plus in-state counties nearest Harrison 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
Ramsey Water Company, Inc. 16,475 29 Detected
South Harrison Water Corporation 9,057 56 Clean
Corydon Water Works 5,716 21 Clean
Town of Elizabeth 4,450 87 Clean
Palmyra Water Works 4,425 73 Detected
Lanesville Water Works 1,009 68 -
Recreation Unlimited 100 15 -
New Amsterdam Quarry/Mulzer Crushed Ston 50 177 -

Compare beyond Indiana

Mid-flagged peers for Harrison County

Cross-state counties nearest Harrison County on flagged-system share (100.0%) and cumulative violation count (526). 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.