PlainWater
Counties → Wisconsin

Green County, Wisconsin

Water Systems
52
Population Served
28,087
Total Violations
1,393
291 health-based
PFAS Detected
0
of 1 tested

Violation Analysis

71.2%
Systems with Violations
26.8
Avg Violations per System
20.9%
Health-Based Violations

Water Source Types

GW
50 systems (96%)

PFAS Contamination

1
Systems Tested
0
PFAS Detected
0.0%
Detection Rate

PFAS (per- and polyfluoroalkyl substances) are persistent chemicals found in drinking water. The EPA has set enforceable limits for several PFAS compounds under UCMR5 monitoring.

Compliance Snapshot

Green Wisconsin water systems by violation status, EPA SDWIS records.

No violations on record (14) One or more violations (36)

Violation history is cumulative, many flagged systems have already returned to compliance. Detail pages show per-system context.

Water Systems

System Name Population Violations PFAS
Monroe Waterworks 10,780 35 Clean
Brodhead Waterworks 3,216 8 -
Belleville Waterworks 2,712 12 -
New Glarus Waterworks 2,348 132 -
Brooklyn Waterworks 1,524 58 -
Monticello Waterworks 1,217 5 -
Albany Waterworks 1,018 31 -
Warehouse The 359 0 -
Olins Juda Oasis 320 77 -
Juda Public School 310 16 -
Pleasant View Nursing Home 260 112 -
Adams Lutheran Church 260 33 -
Browntown Waterworks 256 131 -
Washington Reformation Ucc 251 0 -
Sky Vu Drive IN 203 5 -
WI DNR Cadiz Springs West Picnic 200 33 -
Mpg - Browntown Division 200 155 -
Juda Zion Community Church 185 15 -
Baileys Run Winery and Distillery 182 0 -
Sweet Minnihaha Campground Shower Dump Station 152 0 -
Crazy Horse Campground Store & Pond 150 0 -
Martintown Community Church 142 26 -
Klondike Cheese Co 135 8 -
New Glarus - Juda Branch 115 0 -
Potters House Upci 111 19 -
Grande Cheese Company 110 24 -
WI DNR New Glarus Woods 103 30 -
Kingdom Hall of Jehovahs Witnesses 100 16 -
Jordan Lutheran Church 87 0 -
Tugs Bar & Grill 79 0 -
Windy Acres Golf Club 77 0 -
Equity Coop Livestock Sales Assn 72 6 -
Grande Custom Ingredients 64 51 -
Edelweiss Chalet Country Club 59 7 -
Decatur Swiss Cheese Coop 55 84 -
Junction House 55 7 -
Pinnacle Dairies LLC 55 0 -
Twin Grove Stage Stop Inc 52 0 -
Clarno Zion United Methodist 50 23 -
Juda Community Park 50 8 -
Baileys Run Vineyard 48 0 -
Van-Gogh Homes LLC 46 33 -
Crazy Horse Campground 46 42 -
Alphorn Ford Inc 45 96 -
Grace Independent Baptist Church 40 10 -
Monroe Municipal Airport 30 0 -
Hawks Mill Winery 30 4 -
Pleasant View Mennonite Church 27 0 -
Attica Inc 26 20 -
Kiwanis Club Youth Camp 25 15 -

Other Counties in Wisconsin

Milwaukee County
85 systems · 953,104 served · 2,602 violations
Dane County
301 systems · 517,785 served · 7,065 violations
Waukesha County
590 systems · 322,690 served · 24,998 violations
Brown County
149 systems · 246,872 served · 2,891 violations
Outagamie County
107 systems · 179,535 served · 1,999 violations
Racine County
195 systems · 179,476 served · 10,597 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Green County? ▼
Green County has 1,393 total drinking water violations across 52 water systems, of which 291 are health-based violations. 71.2% of systems have at least one violation.
How many people get water from Green County systems? ▼
Water systems in Green County serve approximately 28,087 people through 52 public water systems.
Has PFAS been detected in Green County water? ▼
Of 1 water systems tested for PFAS in Green County, 0 had PFAS detected (0.0% detection rate).
What types of water sources supply Green County? ▼
Water systems in Green County use GW (50 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 20.9% of Green County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

Read our methodology - 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 Editorial

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.