PlainWater
Counties → Michigan

Mason County, Michigan

Water Systems
87
Population Served
24,895
Total Violations
3,061
111 health-based
PFAS Detected
0
of 1 tested

Violation Analysis

92.0%
Systems with Violations
35.2
Avg Violations per System
3.6%
Health-Based Violations

Water Source Types

GW
47 systems (54%)
SW
3 systems (3%)

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

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

No violations on record (6) One or more violations (44)

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
Ludington 8,184 0 Clean
Ludington State Park Cg 1,700 37 -
Scottville, City Of 1,536 4 -
Tamarac Village 873 20 -
Mdot - Ludington Rest Area 700 8 -
Lamans Landing 500 18 -
Mason Co Eastern Hs 480 12 -
Pere Marquette Twp - Wells 455 22 -
Forest Trail Ez Mart 450 10 -
Days Inn - Pentwater 400 202 -
Kibby Creek Travel Park 400 16 -
Kibby Creek Family Enterprises 400 0 -
Pere Marquette Twp - Customer 339 3 -
St. Mary's Church 300 35 -
Kibby Creek Travel Park (Seasonal) 300 15 -
Fountain Market 300 20 -
Dollar General #17483 - Walhalla 300 5 -
Cox Ranch Venue 291 0 -
Indian Summer Co-Op 260 131 -
Ludington State Park Contact Station 250 9 -
Orchard Market 250 25 -
Buttersville Park 246 14 -
Dollar General - Hamlin 240 0 -
Whispering Surf at Bass Lk Cg 200 17 -
Barnharts Marina 200 136 -
Cardinal Restaurant 200 260 -
Michigan Food Processors Co-Op 187 85 -
Holiday Village Mobile Home Park 185 28 -
Jolly Plate 175 43 -
Custer VFW Gold Bar Post 5096 175 25 -
Hemlock Golf Club 175 50 -
Manistee Forest Pines Estates 174 21 -
Lighthouse Baptist Church 155 7 -
Riverside Park Campground 150 0 -
Mason County Campground 150 6 -
Pioneer Party Store 150 177 -
Henry's Landing LLC 150 10 -
Oaktree Academy 143 6 -
Our Saviour's Lutheran Church-Scottville 142 22 -
Stix 140 85 -
Ludington Pumped Storage Plant 120 77 -
Sauble Resort 120 20 -
Crossroads Church - 2384 120 38 -
Whiskey Creek Campground (Bathhouse) 102 2 -
Whiskey Creek Campground (Lodge) 100 39 -
Peaceful Acres Resort 100 14 -
Crystal Lake Campground 100 25 -
Usfs - Lmra Picnic Area Hand Pump 100 10 -
Beacon Ministries 100 11 -
Dollar General - Freesoil 100 0 -

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 Mason County? ▼
Mason County has 3,061 total drinking water violations across 87 water systems, of which 111 are health-based violations. 92.0% of systems have at least one violation.
How many people get water from Mason County systems? ▼
Water systems in Mason County serve approximately 24,895 people through 87 public water systems.
Has PFAS been detected in Mason County water? ▼
Of 1 water systems tested for PFAS in Mason County, 0 had PFAS detected (0.0% detection rate).
What types of water sources supply Mason County? ▼
Water systems in Mason County use GW (47 systems), SW (3 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. 3.6% of Mason 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.