PlainWater

Transient Non-Community Water System · PWS MI2022318

Big C's Corner Store

Harrison, Michigan 48625 — drinking water served from groundwater sources to 25 people, tracked in EPA SDWIS and UCMR5.

25
People served
86
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 86 drinking-water violations at Big C's Corner Store — above the Michigan per-system average.

86
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
25
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Big C's Corner Store

Big C's Corner Store is a private-owned transient non-community water system that delivers drinking water to 25 residents in Harrison, Michigan (Clare County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 86 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 86 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Revised Total Coliform Rule, recorded in 25 violations (MON). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Michigan, EPA tracks 10,959 public water systems serving 9,098,093 people, with 255,201 cumulative violations and 31,467 health-based violations on record. About 86% of systems in the state carry at least one violation, and state-wide the average per system is 23.3 violations. Big C's Corner Store's 86 violations sit above the Michigan average. Statewide, 87 of 318 UCMR5-tested systems have reported PFAS detections (27.4%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
25
Total Violations
86
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
1
County
Clare
School/Daycare
No
MCL Violations
0
Monitoring Violations
86
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 25 2020
Nitrate MR 23 2022
Coliform (TCR) MR 17 2012
1,2-Dichloroethane MR 1 2017
Styrene MR 1 2017
Vinyl chloride MR 1 2017
1,1-Dichloroethylene MR 1 2017
1,1,2-Trichloroethane MR 1 2017
Toluene MR 1 2017
1,2-Dichloropropane MR 1 2017
o-Dichlorobenzene MR 1 2017
1,2,4-Trichlorobenzene MR 1 2017
Trichloroethylene MR 1 2017
Benzene MR 1 2017
Carbon tetrachloride MR 1 2017
Ethylbenzene MR 1 2017
Xylenes, Total MR 1 2017
CHLOROBENZENE MR 1 2017
DICHLOROMETHANE MR 1 2017
Tetrachloroethylene MR 1 2017
1,1,1-Trichloroethane MR 1 2017
trans-1,2-Dichloroethylene MR 1 2017
cis-1,2-Dichloroethylene MR 1 2017
p-Dichlorobenzene MR 1 2017

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Big C's Corner Store.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID MI2022318 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Michigan Drinking Water Authority

Michigan EGLE — Drinking Water and Environmental Health Division is the primacy agency that licenses and inspects Big C's Corner Store under EPA-delegated authority.

Open MI regulator portal

Source: Michigan EGLE — Drinking Water and Environmental Health Division

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2022 Nitrate MR 23 SDWIS / MI2022318 / 1040
2020 Revised Total Coliform Rule MON 25 SDWIS / MI2022318 / 8000
2017 1,2-Dichloroethane MR 1 SDWIS / MI2022318 / 2980
2017 Styrene MR 1 SDWIS / MI2022318 / 2996
2017 Vinyl chloride MR 1 SDWIS / MI2022318 / 2976
2017 1,1-Dichloroethylene MR 1 SDWIS / MI2022318 / 2977
2017 1,1,2-Trichloroethane MR 1 SDWIS / MI2022318 / 2985
2017 Toluene MR 1 SDWIS / MI2022318 / 2991
2017 1,2-Dichloropropane MR 1 SDWIS / MI2022318 / 2983
2017 o-Dichlorobenzene MR 1 SDWIS / MI2022318 / 2968
2017 1,2,4-Trichlorobenzene MR 1 SDWIS / MI2022318 / 2378
2017 Trichloroethylene MR 1 SDWIS / MI2022318 / 2984
2017 Benzene MR 1 SDWIS / MI2022318 / 2990
2017 Carbon tetrachloride MR 1 SDWIS / MI2022318 / 2982
2017 Ethylbenzene MR 1 SDWIS / MI2022318 / 2992

How Big C's Corner Store Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Big C's Corner Store Michigan avg Federal benchmark
Total violations 86 23.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 2.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 27.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 25 830 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 10,959 regulated public water systems in Michigan.

Federal MCL reference — Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Big C's Corner Store water safe to drink?
Big C's Corner Store (PWS ID: MI2022318) has 86 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 25 people using Groundwater sources.
How many people does Big C's Corner Store serve?
Big C's Corner Store serves 25 people in Harrison, Michigan. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Big C's Corner Store have?
Big C's Corner Store has 86 total violations: 0 health-based violations (MCL exceedances or treatment failures), 86 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Big C's Corner Store water?
No PFAS testing data is available for Big C's Corner Store under the EPA's UCMR5 monitoring program.
What water source does Big C's Corner Store use?
Big C's Corner Store uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial