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Counties → Michigan

Roscommon County, Michigan

SDWIS compliance plate

Sheet MI143 · Roscommon County 231 sys · 6,018 viol · #877/3254

VIOL-SEVERE · HEALTH-LOW · RANK-UPPER · PHOTO-FINISH · PFAS-NONE · SRC-GW · SYS-LARGE · BOOK-MOST

  • VIOL-SEVERE 90.0% flagged
  • HEALTH-LOW 4.2% health
  • RANK-UPPER #877/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-NONE No UCMR5 set
  • SRC-GW GW lead 100%
  • SYS-LARGE 231 systems
  • BOOK-MOST 6/7 fields

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

According to EPA SDWIS county population served used on /counties, Roscommon County ranks #877 of 3,254 counties by people served, and #25 of 83 counties in Michigan. See methodology · corpus placement.

Roscommon County standing, lower-flagged corpus third

Flagged-system rate 90.0% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 4.2% is health-based share at or below the lower third (≤ 10.3%) . No UCMR5 tests in this extract for Roscommon County . Population served ranks #877 of 3,254 · #25 of 83 in Michigan.

Flagged-rate neighbourhood around Roscommon County

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

0% 20% 40% 60% 80% 100% Oscoda · lowest Roscommon · this county Washtenaw · near Menominee · highest 52.9% 89.8% 90% 90% 90.2% 90.2% 100%

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

Water Systems

System Name Population Violations PFAS
South Higgins Lake State Park Campground 5,024 0 -
Super Walmart 5,000 36 -
South Higgins Lake State Park Store/Hq 2,000 30 -
McDonalds (Prudenville) 1,500 54 -
McDonalds (Houghton Lake) 1,200 59 -
Roscommon, Village Of 1,075 60 -
Home Depot #2769 1,000 27 -
Charlton Heston Academy 825 342 -
Shell Minimart Houghton Lake 800 53 -
Sunrise Conv Store #20 750 22 -
Taco Bell - Houghton Lake 750 43 -
H.l. Middle/Elementary School 700 101 -
Mdot - Milehill, R434 700 15 -
Beacon & Bridge Market 700 15 -
H.l. High School 650 82 -
Camp Cobeac (Kitchen) 600 16 -
Camp Cobeac (Lake Pump House) 600 16 -
Sandyoak R.V. Park 500 8 -
Bp Prudenville Family Ez Mart 500 30 -
H.l. Global Methodist Church 450 34 -
Arby's 450 36 -
Roscommon High School 435 59 -
Dairy Queen (Prudenville) 400 14 -
Bates Wooded Acres Family Cg 400 17 -
West Houghton Lake Campground 400 7 -
Louie's Fresh Market 400 12 -
Sunrise Conv Store #27 400 131 -
Northern MI Banquet and Event Center 400 0 -
Roscommon Elementary West 354 66 -
Roscommon Elementary East 354 52 -
Rite Aid #04431-01 - Houghton Lake 350 90 -
Pines Theatre 340 2 -
Roscommon Middle School 322 48 -
Joes Coney 300 29 -
Evergreen Northern Market 300 15 -
Ye Olde Country Club 300 18 -
American Legion Post #245 Prudenville 300 19 -
Houghton Lake Travel Park 300 5 -
Next Door Store #5015 300 9 -
Camp Cobeac (Gymnasium) 300 8 -
Custard Cup 300 34 -
Clouse Houghton Lake Properties LLC 300 167 -
Bp Prudenville Ez Mart Station 300 37 -
Forwards St Helen 300 9 -
Nibbles 300 7 -
Mid Michigan Health Park North 300 111 -
Fashion Center (Strip Mall) 300 12 -
Family Fare - Houghton Lake 300 37 -
US Energy Distribution 300 41 -
Houghton Lake Ez Mart 300 24 -

Compare beyond Michigan

Lower-flagged peers for Roscommon County

Cross-state counties nearest Roscommon County on flagged-system share (90.0%) and cumulative violation count (6,018). 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.