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County profile · EPA SDWIS + UCMR5

Huntington County, Indiana

32 SDWIS-listed public water systems serve 27,809 people in Huntington County. Violation rates use that full inventory; PFAS rates use only the UCMR5-tested subset.

32
SDWIS water systems Middle third of counties
2,262
Total violations Middle third of counties
87.5%
SDWIS systems w/ a violation Lower third of counties
0.0%
UCMR5 PFAS rate (2 tested) Lower third of counties with tests

SDWIS compliance plate

Sheet IN069 · Huntington County 32 sys · 2,262 viol · #1436/3254

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

  • VIOL-SEVERE 87.5% flagged
  • HEALTH-LOW 11.0% health
  • RANK-MID #1436/3254
  • PHOTO-FINISH ±0.5 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 100%
  • SYS-SMALL 32 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Wabash County (+ 0.5 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Huntington County ranks #1,436 of 3,254 counties by people served, and #45 of 92 counties in Indiana. See methodology · corpus placement.

Huntington County standing, lower-flagged corpus third

Flagged-system rate 87.5% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 11.0% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #1,436 of 3,254 · #45 of 92 in Indiana.

Flagged-rate neighbourhood around Huntington County

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

0% 20% 40% 60% 80% 100% Hendricks · lowest Huntington · this county Allen · near Union · highest 84.9% 85.7% 87.5% 88% 89% 90% 100%

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

Water Systems

Compare beyond Indiana

Lower-flagged peers for Huntington County

Cross-state counties nearest Huntington County on flagged-system share (87.5%) and cumulative violation count (2,262). 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.