PlainWater
Counties → Michigan

Cass County, Michigan

Water Systems
152
Population Served
35,835
Total Violations
3,671
470 health-based
PFAS Detected
0
of 1 tested

Violation Analysis

83.6%
Systems with Violations
24.2
Avg Violations per System
12.8%
Health-Based Violations

Water Source Types

GW
50 systems (33%)

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

Cass Michigan water systems by violation status, EPA SDWIS records.

No violations on record (10) One or more violations (40)

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
Dowagiac 6,350 50 Clean
Cassopolis 1,815 48 -
Cass County Water System 1,350 33 -
Edwardsburg 1,260 8 -
Marcellus 1,198 9 -
Howard-Ellis Elementary 780 8 -
Shady Point Campground West Well 640 17 -
Willow Shores Campground 1 600 50 -
Willow Shores Campground 2 600 0 -
Willow Shores Campground 3 600 0 -
Loyal Order of Moose 933 575 20 -
Camelot Campground 560 16 -
Camelot Campground East Well 560 0 -
Spaulding Lake Campground 484 12 -
Edwardsburg Conservation Club 400 7 -
Melville's 7 Lakes Family Campground LLC 400 36 -
Melville's 7 Lakes Fmly Cg San Station 400 0 -
Melville's 7 Lakes Family Campground Off 400 3 -
Cranberry Lake Campground 396 5 -
Cranberry Lake Campground 3 396 0 -
Eagle Lake Elem School East Well 388 22 -
Eagle Lake Elem School West Well 388 0 -
Bair Lake Bible Camp 372 5 -
Goff Lake Campground 360 0 -
Camp Tamarack 350 25 -
Hemlock Lake Campground, Inc. 332 12 -
Shady Point Campground House Well 320 0 -
American Legion #365 300 31 -
Kincheloe Elementary 300 42 -
Our Lady of the Lake Catholic Parish 300 10 -
Hope Community Church-Niles 300 4 -
Mill's Meat and Grocery 300 10 -
Colonial Acres 265 26 -
Summit Life 250 8 -
Sacred Heart of Mary-Dowagiac 250 22 -
Edwardsburg Sports Complex 250 9 -
Camp Friedenswald-Dining 240 13 -
Camp Friedenswald-South Cabins 240 6 -
Camp Friedenswald-North Cabins 240 6 -
Eagle Lake Estates MHP 230 11 -
Pitcher Lake Campground 228 5 -
Camp Tannadoonah Main Lodge 220 10 -
Camp Tannadoonah Dining Hall 220 0 -
Camp Tannadoonah Welcome Center 220 0 -
Swiss Valley Ski and Snowboard Area 200 7 -
Four Lakes Country Club 200 8 -
Lakeside Campground 200 8 -
Camp Matziv - Pool House 200 8 -
Porter Baptist Church 200 9 -
Edwardsburg Crossing-Biggby 200 8 -

Other Counties in Michigan

Wayne County
55 systems · 1,774,820 served · 1,141 violations
Oakland County
742 systems · 1,147,613 served · 21,952 violations
Macomb County
93 systems · 830,956 served · 2,728 violations
Kent County
407 systems · 616,574 served · 4,140 violations
Washtenaw County
264 systems · 420,450 served · 6,092 violations
Genesee County
397 systems · 335,433 served · 13,553 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Cass County? ▼
Cass County has 3,671 total drinking water violations across 152 water systems, of which 470 are health-based violations. 83.6% of systems have at least one violation.
How many people get water from Cass County systems? ▼
Water systems in Cass County serve approximately 35,835 people through 152 public water systems.
Has PFAS been detected in Cass County water? ▼
Of 1 water systems tested for PFAS in Cass County, 0 had PFAS detected (0.0% detection rate).
What types of water sources supply Cass County? ▼
Water systems in Cass 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. 12.8% of Cass 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.