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Counties → Ohio

Hancock County, Ohio

SDWIS compliance plate

Sheet OH063 · Hancock County 41 sys · 3,194 viol · #772/3254

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

  • VIOL-SEVERE 87.8% flagged
  • HEALTH-MID 26.1% health
  • RANK-UPPER #772/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 93%
  • SYS-MID 41 systems
  • BOOK-FULL 7/7 fields

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

According to EPA SDWIS county population served used on /counties, Hancock County ranks #772 of 3,254 counties by people served, and #36 of 88 counties in Ohio. See methodology · corpus placement.

Hancock County standing, lower-flagged corpus third

Flagged-system rate 87.8% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 26.1% 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 #772 of 3,254 · #36 of 88 in Ohio.

Flagged-rate neighbourhood around Hancock County

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

0% 20% 40% 60% 80% 100% Fayette · lowest Geauga · near Allen · near Vinton · highest 78.6% 87.4% 87.7% 87.8% 87.8% 88.4% 100%

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

Water Systems

System Name Population Violations PFAS
Findlay City 54,040 45 Clean
Odot Rest Area 1-25 Nb 2,000 215 -
Northwestern W and SD - McComb 1,650 193 -
Arlington Village 1,451 66 -
Riverdale Local Schools 1,127 78 -
Odot Rest Area 1-26 Sb 1,070 230 -
Cory Rawson Schools 595 69 -
Rawson Village 570 77 -
Arcadia Village 564 101 -
Mt Blanchard Village 488 161 -
Vanlue Village 340 38 -
Trinity Lutheran School-Jenera 304 730 -
Twin Lakes Park Campground 239 15 -
St Paul Evangelical Lutheran Ch-Jenera 225 22 -
Dollar General Store - Findlay #20998 220 0 -
Bethel Church of Christ 180 9 -
University of Findlay-South Campus 174 95 -
West Independence Um Church 150 22 -
1010 Bible Church 150 18 -
The Barn at Walnut Creek 150 0 -
Crimson Lane Wedding and Event Venue 150 0 -
Jeffreys Antique Gallery 141 46 -
Sycamore Springs Golf Course 126 40 -
Camp Berry [Bsa]-Central Area 125 67 -
Circle P Reception Hall 125 0 -
Hancock Park Dis-Riverbend Meadows 102 20 -
Camp Berry [Bsa]-East Camp 100 40 -
Good Shepherd Church - Benton Ridge 100 120 -
Heritage Springs Campground 73 49 -
Riley Creek Baptist Church 60 44 -
Garner Trucking 43 87 -
Sparks Commercial Tire 42 0 -
Shadylake Campground 41 138 -
Camp Berry [Bsa]-West Camp 35 33 -
United Conservation and Outdoor Assn 35 22 -
Arlington Veterinary Clinic 33 9 -
Green Meadow MHP-Hancock Co 30 198 -
Pleasant View Methodist Church 30 58 -
Arrowhead Lake Campground 30 27 -
On Target Outfitters - Findlay Chapter 30 4 -
Hancock Park Dis-Litzenberg Memorial Prk 26 8 -

Compare beyond Ohio

Lower-flagged peers for Hancock County

Cross-state counties nearest Hancock County on flagged-system share (87.8%) and cumulative violation count (3,194). 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

Read our methodology · Check your water system - how this data is sourced, computed, and verified.

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.