PlainWater

Perry County, Ohio

SDWIS compliance plate

Sheet OH127 · Perry County 27 sys · 2,244 viol · #1443/3254

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

  • VIOL-SEVERE 92.6% flagged
  • HEALTH-MID 31.6% health
  • RANK-MID #1443/3254
  • PHOTO-FINISH ±0.1 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 93%
  • SYS-SMALL 27 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Pickaway County ( -0.1 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Perry County ranks #1,443 of 3,254 counties by people served, and #67 of 88 counties in Ohio. See methodology · corpus placement.

Perry County standing, lower-flagged corpus third

Flagged-system rate 92.6% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 31.6% is health-based share above the upper 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 #1,443 of 3,254 · #67 of 88 in Ohio.

Flagged-rate neighbourhood around Perry County

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

0% 20% 40% 60% 80% 100% Fayette · lowest Pickaway · near Knox · near Vinton · highest 78.6% 92% 92.5% 92.6% 92.9% 92.9% 100%

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

Water Systems

Compare beyond Ohio

Lower-flagged peers for Perry County

Cross-state counties nearest Perry County on flagged-system share (92.6%) and cumulative violation count (2,244). 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.