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Counties → Michigan

Oceana County, Michigan

SDWIS compliance plate

Sheet MI127 · Oceana County 134 sys · 2,890 viol · #1333/3254

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

  • VIOL-SEVERE 91.0% flagged
  • HEALTH-LOW 7.5% health
  • RANK-MID #1333/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-NONE No UCMR5 set
  • SRC-GW GW lead 100%
  • SYS-LARGE 134 systems
  • BOOK-MOST 6/7 fields

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

According to EPA SDWIS county population served used on /counties, Oceana County ranks #1,333 of 3,254 counties by people served, and #45 of 83 counties in Michigan. See methodology · corpus placement.

Oceana County standing, lower-flagged corpus third

Flagged-system rate 91.0% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 7.5% is health-based share at or below the lower third (≤ 10.3%) . No UCMR5 tests in this extract for Oceana County . Population served ranks #1,333 of 3,254 · #45 of 83 in Michigan.

Flagged-rate neighbourhood around Oceana County

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

0% 20% 40% 60% 80% 100% Oscoda · lowest Montmorency · near Schoolcraft · near Menominee · highest 52.9% 90.8% 90.9% 91% 91% 91.3% 100%

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

Water Systems

System Name Population Violations PFAS
Hart 2,126 17 -
Shelby 1,964 34 -
Gateway Plaza Hart 1,103 131 -
Rothbury Wesco - Store #51 900 0 -
Pentwater 857 40 -
Wishing Well Ez Mart #899 850 0 -
DNR - Silver Lk Sp-Orv Bldg 800 18 -
Silver Lake Resort & Campground 800 15 -
Peterson Farms 795 90 -
Mac Woods Dune Rides 750 13 -
Mdot - Rothbury, R529 650 2 -
Woodland Shores Campsites 650 0 -
Shelby Road Baptist Church 550 6 -
Dunes Harbor Family Camp 550 2 -
Mdot - Hart Rest Area, R530 500 5 -
Silver Lake Jellystone Pool Lower 500 17 -
Silver Lake Jellystone Office/Dunetown 500 17 -
Hill and Hollow Campground 500 10 -
Pentwater Convenience Store 500 5 -
McCormick New Era 500 21 -
Lewis Adventure Farm 500 0 -
Val-Du-Lakes Bar & Grill 450 6 -
Shelby Corner Market 450 41 -
Sandy Shores Campground-Mears 375 4 -
Walkerville Public Schools - West Well 360 76 -
Walkerville Pub Schls - South Well #2 360 29 -
Rothbury Community Church 340 13 -
Holiday Camping Resort 340 10 -
Opc Arbre Farms - West Camp 304 18 -
Silver Scoops 300 59 -
Grace Adventures 300 13 -
Silver Lake State Park 300 2 -
Woodland Shores Clubhouse 300 10 -
Wesco New Era - #17 300 2 -
Dollar General #16402 - Pentwater 300 5 -
Silver Lake Shores Gas and Go 300 7 -
Opc Arbre Farms - North Camp 262 78 -
Antler Bar Amusement 259 66 -
Silver Hills Campground 250 13 -
Farmhouse Kitchen and Market 240 20 -
Tasty Creationz 200 27 -
Hideaway Campground 200 20 -
Silver Lake Jellystone Upper Bh 200 11 -
Back Forty Resort 200 29 -
Golden Sands Golf Course 200 43 -
Benona Shores Gc 200 0 -
Opc Arbre Farms-Willow Cold Storage 195 4 -
New Era Elementary 188 65 -
Stony Haven Campground & Cabins 180 2 -
Camp Tall Turf 180 28 -

Compare beyond Michigan

Lower-flagged peers for Oceana County

Cross-state counties nearest Oceana County on flagged-system share (91.0%) and cumulative violation count (2,890). 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.