PlainWater
Counties → Michigan

Hillsdale County, Michigan

SDWIS compliance plate

Sheet MI059 · Hillsdale County 99 sys · 1,593 viol · #1365/3254

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

  • VIOL-SEVERE 81.8% flagged
  • HEALTH-LOW 13.5% health
  • RANK-MID #1365/3254
  • PHOTO-FINISH ±0.2 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 100%
  • SYS-MID 99 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Alger County ( -0.2 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Hillsdale County ranks #1,365 of 3,254 counties by people served, and #46 of 83 counties in Michigan. See methodology · corpus placement.

Hillsdale County standing, lower-flagged corpus third

Flagged-system rate 81.8% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 13.5% 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 #1,365 of 3,254 · #46 of 83 in Michigan.

Flagged-rate neighbourhood around Hillsdale County

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

0% 20% 40% 60% 80% 100% Oscoda · lowest Alger · near Van Buren · near Menominee · highest 52.9% 81.4% 81.6% 81.8% 82.2% 82.4% 100%

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

Water Systems

System Name Population Violations PFAS
Hillsdale 8,163 23 Clean
Jonesville 2,258 12 -
Litchfield 1,310 23 -
Reading 1,078 33 -
Hillsdale American Legion #53 780 37 -
Michindoh Conference Center 779 0 -
Somerset Bch Cpg /West Campgrd 680 7 -
Waldron 538 12 -
Camden 512 23 -
Camden-Frontier School 510 26 -
Moscow Maples RV Park 500 0 -
Cherry Lane Resort - New Bath House 480 1 -
Pittsford Area Schools 425 18 -
Cambria Baptist Church 400 17 -
Con Agra Foods 386 29 -
Somerset Centre Estates 368 18 -
North Adams- Jerome Public Schools 350 35 -
Countryside Bible Church 350 8 -
Somerset Bch Cpg /North Campgd 320 10 -
Cherry Lane Resort - Clubhouse 300 12 -
Bundy Hill K&c Diner 300 22 -
St. Paul's Lutheran Church - Hillsdale 300 5 -
Lakeview United Brethren Churc 300 6 -
Field of Dreams 300 4 -
Lakeview Church Activities Center 300 4 -
Raker-Roberta's - West 275 29 -
Raker Roberta's - East 275 0 -
Raker Roberta's - Center 275 0 -
Hillsdale Assembly of God Church 254 19 -
Sandy Beach City Park 250 5 -
Somerset Bch Cpg/Cedar Center 250 6 -
Family Dollar - Pittsford 250 27 -
Hillsdale Golf-Country Club 214 27 -
Kimball Camp YMCA Nature Ctr 200 6 -
Gateway Park 200 7 -
Way Back Campground LLC 200 40 -
A Hint of ... 200 16 -
Berry Lake Campground 200 10 -
Poplars Resort & Campground 2 200 0 -
Economy Service Gas Station 200 0 -
John Halter Shooting Center - Lodge 191 3 -
Techniplas 180 23 -
The Deck Down Under 170 31 -
Dollar General #24377 - Mosherville 156 0 -
El Bethel Church 150 7 -
Cherry Lane Resort - Old Bath House 150 4 -
Dollar General #22605 - North Adams 137 0 -
Dollar General #22727 - Hillsdale 137 0 -
White Oaks Golf Course 136 4 -
Countryside Montessori School 136 43 -

Compare beyond Michigan

Lower-flagged peers for Hillsdale County

Cross-state counties nearest Hillsdale County on flagged-system share (81.8%) and cumulative violation count (1,593). 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.