Monroe County Water Violations

Monroe County in Wisconsin has 97 active public water systems. Together, these systems have 70 health-based violations on record out of 254 total. Health-based violations indicate a contaminant exceeded EPA limits or required treatment was not performed.

Water SystemPopulation ServedSourceViolationsHealth-Based
Iron Oak Energy Wyeville Dry Plant 39 Groundwater 22 20
Tomah Waterworks 9,192 Groundwater 23 17
Eagles Club 25 Groundwater 16 16
Kendall Waterworks 458 Groundwater 33 6
Wilton Waterworks 490 Groundwater 4 4
Fort Mccoy North Post 10,000 Groundwater 8 1
Fort Mccoy Range 34 200 Groundwater 7 1
Sparta Waterworks 10,025 Groundwater 4 1
Vpp Group LLC 150 Groundwater 3 1
Cataract Essential Services (Ces) 25 Groundwater 3 1
Oakdale Waterworks 317 Groundwater 1 1
Oasis Church 25 Groundwater 1 1
Ocean Spray Cranberry Inc 75 Groundwater 13 0
Cortland Acres 145 Groundwater 9 0
Wi Dot Rest Area 16 Sparta 440 Groundwater 7 0
Wi Dnr Mill Bluff Beach 125 Groundwater 7 0
Wi Dnr Elroy Sparta Bike Trail - Sparta Campground East 2 25 Groundwater 6 0
Alchemy Brew Pub 25 Groundwater 6 0
Open Door Baptist Church 50 Groundwater 5 0
House of Faith 25 Groundwater 5 0
St Marys Ridge Church 25 Groundwater 5 0
Dark Horse 25 Groundwater 5 0
Warrens Waterworks 540 Groundwater 4 0
Wyeville Elementary School 130 Groundwater 4 0
Wi Dnr Mill Bluff Office 125 Groundwater 4 0
Big Dans Longbranch 60 Groundwater 4 0
Fort Mccoy South Post 250 Groundwater 3 0
Covia Holdings Corporation 70 Groundwater 3 0
Fort Mccoy Range 2 100 Groundwater 2 0
Fort Mccoy Range 18 100 Groundwater 2 0
Duffys Roadhouse 50 Groundwater 2 0
Iron Oak Energy Wyeville Plant 39 Groundwater 2 0
Pecks Corner, LLC 30 Groundwater 2 0
Zone the 30 Groundwater 2 0
Woods Edge Campground 30 Groundwater 2 0
Wi Dot Sparta Swef 54 28 Groundwater 2 0
Equity Co-Op Sales Barn 25 Groundwater 2 0
Skogdalen Lutheran Church 25 Groundwater 2 0
Warrens Jellystone 25 Groundwater 2 0
Smart Sand Inc - West Office Well 25 Groundwater 2 0
Fort Mccoy Cactf 25 Groundwater 2 0
Wi Dnr Elroy Sparta Bike Trail - Elroy Parking Lot 25 Groundwater 2 0
Cashton Waterworks 1,120 Groundwater 1 0
Western Technical College-Sparta 135 Groundwater 1 0
Fort Mccoy Range 32 100 Groundwater 1 0
Fort Mccoy Range 101 100 Groundwater 1 0
Monkeys Roost 75 Groundwater 1 0
Backwater Bar and Grill 50 Groundwater 1 0
Cataract Methodist Church 40 Groundwater 1 0
Eddies Convenience Store 28 Groundwater 1 0
Fort Mccoy Range 31 25 Groundwater 1 0
Fort Mccoy Range 36 25 Groundwater 1 0
Leon Valley Campground Store 25 Groundwater 1 0
Brookwood High School 700 Groundwater 0 0
Norwalk Waterworks 653 Groundwater 0 0
Ambassador Baptist Church 200 Groundwater 0 0
St Michaels Catholic Church 150 Groundwater 0 0
Rockland Industrial Products 120 Groundwater 0 0
Monroe Co Mcmullen Park-Camping East 100 Groundwater 0 0
Hiawatha Golf Club 4 100 Groundwater 0 0
Monroe Co Mcmullen Park-Camping West 100 Groundwater 0 0
Monroe Co Mcmullen Park-Fish House 100 Groundwater 0 0
J&M Flying Wheels 100 Groundwater 0 0
Evergreen Supper Club 100 Groundwater 0 0
Monroe Co Mcmullen Park-Bathhouse 100 Groundwater 0 0
Smart Sand Inc - Main Office 97 Groundwater 0 0
Immanuel Lutheran Church 80 Groundwater 0 0
Almost Home Bar & Grill 75 Groundwater 0 0
St Matthews Lutheran Church 75 Groundwater 0 0
Club Oasis 75 Groundwater 0 0
St Johns Lutheran Church 50 Groundwater 0 0
First Cong Ch of Leon 50 Groundwater 0 0
Leon Country Tavern 50 Groundwater 0 0
Wi Dnr Elroy Sparta Bike Trail - Sparta Campground W 50 Groundwater 0 0
Tomah Veterinary Clinic 40 Groundwater 0 0
Smittys Overtime Tavern 35 Groundwater 0 0
Rite Spot Bar and Grill 35 Groundwater 0 0
Smart Sand Inc - Maintenance Shop 30 Groundwater 0 0
Cotter Pin, LLC 28 Groundwater 0 0
Whiskey Creek Family RV Park 28 Groundwater 0 0
Cranberry Country Market 27 Groundwater 0 0
Faith Evangelical Free Church 25 Groundwater 0 0
Faith Ev Lutheran Church 25 Groundwater 0 0
Tunnel Trail Cmpgd 25 Groundwater 0 0
Tomah Pentacostal Assembly 25 Groundwater 0 0
Deer Run Cmpgrnd 25 Groundwater 0 0
Leon Community Center 25 Groundwater 0 0
Restwell Inn LLC 25 Groundwater 0 0
Fort Mccoy Airfield 25 Groundwater 0 0
Holiday Lodge Resort 25 Groundwater 0 0
Sparta First Church of the Nazarene 25 Groundwater 0 0
Leon Valley Campground Well House 25 Groundwater 0 0
Dorset Valley Schoolhouse Restaurant 25 Groundwater 0 0
Cataract Mart 25 Groundwater 0 0
Justin Trails B & B Resort 1 25 Groundwater 0 0
Justin Trails B & B Resort 2 25 Groundwater 0 0
Church of the Nazarene 25 Groundwater 0 0