PlainWater
Counties → Wisconsin

Clark County, Wisconsin

Water Systems
95
Population Served
14,027
Total Violations
2,458
460 health-based
PFAS Detected
0
of 0 tested

Violation Analysis

66.3%
Systems with Violations
25.9
Avg Violations per System
18.7%
Health-Based Violations

Water Source Types

GW
49 systems (52%)
SW
1 system (1%)

Compliance Snapshot

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

No violations on record (9) One or more violations (41)

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
Neillsville Waterworks 2,384 18 -
Thorp Waterworks 1,636 361 -
Loyal Waterworks 1,308 39 -
Greenwood Waterworks 1,079 22 -
Owen Waterworks 936 4 -
Dorchester Waterworks 834 4 -
Clark Co Health Care Center 510 136 -
Withee Waterworks 506 97 -
Grassland Dairy Prod Inc 400 17 -
Granton Waterworks 349 93 -
Curtiss Waterworks 346 105 -
Clark Co Russell Mem Park 1 200 0 -
Clark Co Bruce Mound - Ski Area 150 0 -
Thorp Equipment Inc 150 2 -
Owen Mennonite Church & School 145 73 -
Thorp Mennonite Church & School 138 347 -
Grassland Dairy Prod Inc - Office 110 26 -
Lynn Dairy Inc 100 42 -
Clark Co Mead Lake Pk N Camp 100 4 -
Christ Ev Lutheran Church 100 11 -
Clark Co Snyder Park Cmpgd 100 0 -
Munson Bridge Winery 78 24 -
Pine Island Estates 75 236 -
Premier Livestock Auction/Souper Sandwich 70 0 -
Mr Eds II 60 8 -
Zion American Lutheran Church 60 25 -
Clark Co Sherwood Park 1 50 5 -
RWS Place 50 35 -
Clark Co Rock Dam Park Campground 1 50 0 -
Clark Co Russell Mem Park Showerhouse 3 50 5 -
Riviera The 45 0 -
Spencer Amish Church 45 0 -
Grandview Mobile Home Court 42 62 -
Cals Rock Dam Resort 40 4 -
Little Club 40 27 -
Hog Cabin Bar B Que 40 7 -
Hungry Frog 40 16 -
Riviera Cabins 40 4 -
Railside School 40 0 -
Dairiconcepts Chili 37 131 -
Lake Arbutus Tiki Bar & Campground 37 25 -
King and Queens Bar & Grill 35 30 -
Sander and Amys Silver Dollar 35 41 -
Outdoor Adventures 33 4 -
Outdoor Adventures - Shower Building 33 4 -
Village Acres Mobile Home CT LLC 32 21 -
Frick Inn Bar and Grill The 32 10 -
Buck N Doe Bar and Grill The 32 44 -
Humbird The 32 5 -
Bookers Northern Escape 32 0 -

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 Clark County? ▼
Clark County has 2,458 total drinking water violations across 95 water systems, of which 460 are health-based violations. 66.3% of systems have at least one violation.
How many people get water from Clark County systems? ▼
Water systems in Clark County serve approximately 14,027 people through 95 public water systems.
Has PFAS been detected in Clark County water? ▼
No PFAS testing data is available for water systems in Clark County.
What types of water sources supply Clark County? ▼
Water systems in Clark County use GW (49 systems), SW (1 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. 18.7% of Clark 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.