WaterVerge

Is Wilson, MI Tap Water Safe to Drink?

Graded A, with 1 unresolved violation on record. See what was cited — and what it means for your tap. What to do next ↓

4K residents served 1 water system PWSID: 055293611
Overall Score
92.6 / 100
Violations
1 active
Last Updated
May 2026
Source
Groundwater
#57 of 520 in Michigan Top 8% nationally
Native American
High data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
AGRADE
Water Quality Grade
92.6/100
waterverge.com
A 92.6/100

Wilson, MI — Water Quality Report

Wilson's drinking water received a grade of A (92.6 out of 100), indicating excellent water quality. The city's 1 water system serves approximately 4,391 residents using groundwater.

Lead levels were measured at 1.0 ppb (90th percentile), well within EPA limits. PFAS testing under UCMR 5 found no detectable forever chemicals.

The system has 2 violations on record, including 0 health-based violations. 1 remains unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Wilson's water

Wilson ranks #57 out of 520 cities in Michigan for water quality, placing it above average in the state.

Wilson relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.

Quality Breakdown

Water quality score

See methodology →
92.6 out of 100 Grade A
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
44.6/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 1.0 ppb (90th percentile).
Contaminants
20/20
A
No PFAS compounds detected.
Compliance
3/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Wilson, MI water safe to drink?

Use Caution

Wilson's tap water meets most EPA standards but has areas that warrant attention. With a grade of A (92.6/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 4,391 residents using groundwater (wells).

1
Active Violations
1.0 ppb
Lead (90th %ile)
None
PFAS Detected
3 events
Disaster History

Recent water quality updates for Wilson

A timeline of significant water quality events, violations, and data updates.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Wilson's water quality assessment. Grade: A (92.6/100).

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Violation
1 drinking water violation recorded

Contaminants: Chlorine.

Disaster
SEVERE STORMS, FLOODING, LANDSLIDES, AND MUDSLIDES

Federal disaster declaration (FEMA DR-4381). Flood event — may have impacted local water infrastructure.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3225). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

Based on the most recent EPA sampling data for Wilson's water supply.

Lead Within Limits
Detected: 1.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Wilson's water system has 2 total violations on record, including 0 health-based violations. 1 remain unresolved.

RPTMR
Most recent violations:
Feb 2020 Revised Total Coliform Rule Open
Jan 2020 Chlorine Resolved

Flood & environmental risk

Menominee County has experienced 3 federally declared disasters since 1973. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.

SEVERE STORMS, FLOODING, LANDSLIDES, AND MUDSLIDES
Flood FEMA DR-4381
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3225
SEVERE STORMS & FLOODING
Flood FEMA DR-371

Where does Wilson's water come from?

Wilson's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 4,391 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Wilson residents can do

Request your utility's CCR

Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.

Monitor alerts during storms

Wilson's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.

Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
1.0 ppb
EPA Action Level: 15 ppb · 7% of limit
Safe Level
PFAS Testing

Forever chemicals overview

National PFAS report →
30
Compounds tested
0
Detected
0
Exceed EPA MCL
Compliance Record

Violation summary

2
Total violations
0
Health-based
1
Active / unresolved
Feb 2020
Most recent violation
Compliance Record

Violations & advisories

2 Total
1 Active
0 Health-based
1 Resolved
Violations by category
Revised Total Coliform Rule
1
Stage 1 Disinfectants and Disinfection Byproducts Rule
1
Feb 2020 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Jan 2020 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 2020
Environmental Risk

Flood & disaster history

3
Declared disasters
Aug 2018
Most recent
Flood
Most common type

Menominee County has experienced 3 federally declared disasters since 1973. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Aug 2018
SEVERE STORMS, FLOODING, LANDSLIDES, AND MUDSLIDES
Flood FEMA #4381
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3225
Apr 1973
SEVERE STORMS & FLOODING
Flood FEMA #371

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 1.0 15 ppb Inorganic Safe
11Cl-PF3OUdS ND HI µg/L PFAS Not Detected
4:2 FTS ND HI µg/L PFAS Not Detected
6:2 FTS ND HI µg/L PFAS Not Detected
8:2 FTS ND HI µg/L PFAS Not Detected
9Cl-PF3ONS ND HI µg/L PFAS Not Detected
ADONA ND HI µg/L PFAS Not Detected
HFPO-DA ND 0.01 µg/L PFAS Not Detected
lithium ND HI µg/L PFAS Not Detected
NEtFOSAA ND HI µg/L PFAS Not Detected
NFDHA ND HI µg/L PFAS Not Detected
NMeFOSAA ND HI µg/L PFAS Not Detected
PFBA ND HI µg/L PFAS Not Detected
PFBS ND HI µg/L PFAS Not Detected
PFDA ND HI µg/L PFAS Not Detected
PFDoA ND HI µg/L PFAS Not Detected
PFEESA ND HI µg/L PFAS Not Detected
PFHpA ND HI µg/L PFAS Not Detected
PFHpS ND HI µg/L PFAS Not Detected
PFHxA ND HI µg/L PFAS Not Detected
PFHxS ND HI µg/L PFAS Not Detected
PFMBA ND HI µg/L PFAS Not Detected
PFMPA ND HI µg/L PFAS Not Detected
PFNA ND HI µg/L PFAS Not Detected
PFOA ND 0.004 µg/L PFAS Not Detected
PFOS ND 0.004 µg/L PFAS Not Detected
PFPeA ND HI µg/L PFAS Not Detected
PFPeS ND HI µg/L PFAS Not Detected
PFTA ND HI µg/L PFAS Not Detected
PFTrDA ND HI µg/L PFAS Not Detected
PFUnA ND HI µg/L PFAS Not Detected
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has increased by 1.0 ppb from 2016 (0.0 ppb) to 2025 (1.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Native American
Population Served
4,391
Water Systems
1
Water Source

Where Wilson's water comes from

Groundwater

Wilson's drinking water is drawn from underground aquifers through wells.

Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.

Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.

The system is operated by native american ownership and serves approximately 4,391 people through 1 water system.

Infrastructure

Water systems serving Wilson

System Name PWSID Population Source
HANNAHVILLE COMMUNITY 055293611 4,391 GW
Regional Comparison

How Wilson compares

Full Michigan rankings →

Wilson's score of 92.6/100 is above the average of 70/100 among major Michigan cities. It outscores 9 of 10 nearby cities.

Wilson (this city)
92.6
Detroit
84.1
Ann Arbor
51.5
Lansing
57.3
Michigan avg
70
Service Area

ZIP codes served by Wilson

The water system serving Wilson covers 1 ZIP code. Select any ZIP to see which water systems serve that area.

City Profile

About Wilson, MI

Wikipedia →

Wilson is an unincorporated community in Menominee County, Michigan. Wilson is located in Harris Township along U.S. Highway 2 (US 2), US 41 and the Canadian National Railway, 4.5 miles (7.2 km) east-northeast of Powers, Michigan. Wilson has a post office with ZIP code 49896.

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Frequently asked questions

Is Wilson, MI tap water safe to drink?

Wilson's water quality earned a grade of A (92.6/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #57 out of 520 cities tested in Michigan.

What contaminants are in Wilson's water?

Lead was measured at 1.0 ppb (90th percentile). No PFAS compounds were detected. 2 violations are on record.

How is Wilson's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Wilson?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Wilson's water come from?

Wilson's water is sourced from Groundwater. The city has 1 water system serving approximately 4,391 residents.

Is Wilson's groundwater at risk of contamination?

Wilson uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 2 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.

How does Wilson's water compare to other cities?

Wilson ranks #57 out of 520 cities in Michigan (better than 89% of state cities) and #1172 out of 15744 cities nationally (93th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.