WaterVerge

Is Wyoming, MI Tap Water Safe to Drink?

Graded B- — but Chlorate was detected above EPA limits. Here's what's in the water and how to remove it. What to do next ↓

73K residents served 4 water systems PWSID: MI0007220
Overall Score
74.5 / 100
Violations
13 active
Last Updated
May 2026
Source
Surface water
#416 of 520 in Michigan Top 62% nationally
Local Government
High data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B-GRADE
Water Quality Grade
74.5/100
waterverge.com
B- 74.5/100

Wyoming, MI — Water Quality Report

Wyoming's drinking water received a grade of B- (74.5 out of 100), indicating fair water quality. The city's 4 water systems serve approximately 72,503 residents using surface water.

Lead levels were measured at 1.7 ppb (90th percentile), well within EPA limits. PFAS testing under UCMR 5 found no detectable forever chemicals.

The system has 27 violations on record, including 2 health-based violations. 13 remain unresolved.

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

What to know about Wyoming's water

Wyoming ranks #416 out of 520 cities in Michigan for water quality, placing it among the lowest-rated in the state.

The city draws from surface water sources, which are more susceptible to seasonal runoff and agricultural contamination, requiring extensive multi-barrier treatment including coagulation, filtration, and disinfection.

Hexavalent chromium (chromium-6) was detected at 0.30 µg/L in UCMR 3 testing. While below California's 10 µg/L limit and with no federal MCL set, residents sensitive to this contaminant may consider reverse osmosis filtration.

The system has seen 10 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
74.5 out of 100 Grade B-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
31.5/45
C
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 1.7 ppb (90th percentile).
Contaminants
16.1/20
B
No PFAS compounds detected.
Compliance
3/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
4/5
B
Water source: Surface water.
Water Safety

Is Wyoming, MI water safe to drink?

Concerns Identified

Wyoming's drinking water has significant quality concerns based on EPA testing data. With a grade of B- (74.5/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 4 water systems serve approximately 72,503 residents using surface water (rivers, lakes, or reservoirs).

13
Active Violations
1.7 ppb
Lead (90th %ile)
None
PFAS Detected
5 events
Disaster History

Recent water quality updates for Wyoming

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Wyoming's water quality assessment. Grade: B- (74.5/100).

Violation
2 drinking water violations recorded

Contaminants: Consumer Confidence Rule.

Violation
2 drinking water violations recorded

Contaminants: Lead and Copper Rule, Nitrate.

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Disaster
FLOODING

Federal disaster declaration (FEMA DR-4121). 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 Wyoming's water supply.

Lead Within Limits
Detected: 1.7 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Wyoming's water system has 27 total violations on record, including 2 health-based violations. 13 remain unresolved. 10 violations were issued in the last 5 years.

OtherMRMONMCL
Most recent violations:
Jul 2025 Consumer Confidence Rule Open
Jul 2025 Consumer Confidence Rule Open
Oct 2023 Lead and Copper Rule Open
Oct 2023 Nitrate Resolved
Jul 2023 Consumer Confidence Rule Open

Flood & environmental risk

Ottawa County has experienced 5 federally declared disasters since 1975. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies. Local water sources include Kalamazoo River, Macatawa River, Pigeon River.

FLOODING
Flood FEMA DR-4121
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3225
SEVERE STORMS & FLOODING
Flood FEMA DR-774

Where does Wyoming's water come from?

Wyoming's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 4 water systems serving approximately 72,503 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment. Nearby water bodies include Kalamazoo River (river), Macatawa River (river), Pigeon River (river).

What Wyoming residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Wyoming's water.

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

Wyoming'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
1.7 ppb
EPA Action Level: 15 ppb · 11% of limit
Safe Level
HAA5 (Disinfection Byproducts)
Disinfection Byproduct
Safe
19.8 µg/L
EPA MCL: 60 µg/L · 33% of limit
Within LimitUCMR 4 DataHAA6Br: 12.3 µg/LHAA9: 30.5 µg/L
Chromium-6 (Hexavalent Chromium)
Inorganic
Detected
0.30 µg/L
CA MCL (no federal MCL): 10 µg/L · 3% of limit
DetectedUCMR 3 Data
Strontium
Inorganic
Detected
123.9 µg/L
EPA Health Ref Level: 1,500 µg/L · 8% of limit
DetectedUCMR 3 Data
Manganese
Inorganic
Detected
0.7 µg/L
EPA Secondary MCL: 50 µg/L · 1% of limit
DetectedUCMR 4 Data
Vanadium
Inorganic
Detected
0.30 µg/L
EPA Short-term HA: 21 µg/L · 1% of limit
DetectedUCMR 3 Data
Chlorate
Disinfection Byproduct
Over HA
315.9 µg/L
EPA Lifetime HA: 210 µg/L · +20% over limit
Over Health AdvisoryUCMR 3 Data
Molybdenum
Inorganic
Detected
1.07 µg/L
EPA Lifetime HA: 40 µg/L · 3% of limit
DetectedUCMR 3 Data
PFAS Testing

Forever chemicals overview

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

Violation summary

27
Total violations
2
Health-based
13
Active / unresolved
Jul 2025
Most recent violation
Compliance Record

Violations & advisories

27 Total
13 Active
2 Health-based
14 Resolved
Violations by category
Consumer Confidence Rule
11
Total Coliform Rule
8
Nitrate Rule
4
Revised Total Coliform Rule
2
Lead and Copper Rule
1
Jul 2025 Active
Consumer Confidence Rule
Other Violation 0
Jul 2025 Active
Consumer Confidence Rule
Other Violation 0
Oct 2023 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2023 Active
Consumer Confidence Rule
Other Violation 0
Jul 2022 Active
Consumer Confidence Rule
Other Violation 0
Jul 2021 Active
Consumer Confidence Rule
Other Violation 0
Jul 2021 Active
Consumer Confidence Rule
Other Violation 0
Jul 2019 Active
Consumer Confidence Rule
Other Violation 0
Jul 2019 Active
Consumer Confidence Rule
Other Violation 0
Jul 2016 Active
Consumer Confidence Rule
Other Violation 0
Jul 2015 Active
Consumer Confidence Rule
Other Violation 0
Jul 2001 Active
Consumer Confidence Rule
Other Violation 0
Active
Compliance Violation
Monitoring 0
Oct 2023 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2023
Apr 2023 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2023
Feb 2023 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Feb 2023
Feb 2017 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Feb 2017
Dec 2012 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2012
Jun 2011 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2011
Nov 2008 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Nov 2008
Showing 20 of 27 violations
Industrial pollution

Top industrial polluters within 10 miles of Wyoming

Industrial polluters nearby

Reported releases to surface water by facilities near Wyoming, ranked by pounds discharged annually.

Total reported releases to surface water: 54 lbs

FacilityTop chemicalTo surface water (lbs/yr)Distance
PHILLIPS & JOHNSTON ROCK RIVER FABRICATIONS
Primary Metals · PHILLIPS & JOHNSTON TUBE
GRAND RAPIDS, MI49548
Manganese425.0 mi
GM COMPONENTS HOLDINGS LLC
Transportation Equipment · GENERAL MOTORS LLC
WYOMING, MI49509
Copper62.5 mi
BLACKMER A DOVER CO
Machinery · DOVER CORP
GRAND RAPIDS, MI49503
Copper63.1 mi
SUPERIOR STONE PRODUCTS INC.
Chemicals · NA
BYRON CENTER, MI49315
5.9 mi
HELEN,INC. DBA ENVIRONMENTAL COATINGS,INC.
Chemicals · NA
CALEDONIA, MI49316
6.8 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Site context

Superfund sites within 10 miles of Wyoming

Superfund sites nearby

Federally tracked hazardous-waste sites on the EPA National Priorities List. Proximity does not necessarily indicate tap-water contamination — the connection depends on hydrology and treatment.

+ 1 more site

Source: EPA Superfund National Priorities List

Environmental Risk

Flood & disaster history

5
Declared disasters
Jun 2013
Most recent
Flood
Most common type

Ottawa County has experienced 5 federally declared disasters since 1975. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jun 2013
FLOODING
Flood FEMA #4121
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3225
Sep 1986
SEVERE STORMS & FLOODING
Flood FEMA #774
Sep 1980
SEVERE STORMS & FLOODING
Flood FEMA #631
Sep 1975
SEVERE STORMS, HIGH WINDS & FLOODING
Flood FEMA #486

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 1.7 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 decreased by 2.3 ppb from 1992 (4.0 ppb) to 2025 (1.7 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Surface Water
Operator
Local Government
Population Served
72,503
Water Systems
4
Source breakdown
Groundwater
3
Surface Water
1
Water Source

Where Wyoming's water comes from

Surface Water

Wyoming's drinking water comes primarily from surface water sources such as rivers, lakes, or reservoirs.

Surface water systems require multi-stage treatment including coagulation, sedimentation, filtration, and disinfection to meet EPA Safe Drinking Water Act standards.

These sources can be impacted by seasonal changes, stormwater runoff, upstream agriculture, and industrial discharge.

The system is operated by local government ownership and serves approximately 72,503 people through 4 water systems.

Local Hydrology

Water bodies near Wyoming

Wyoming is located near 3 notable water bodies. As a surface water system, these water bodies may directly influence the city's drinking water supply.

Kalamazoo River
river
Macatawa River
river
Pigeon River
river
Infrastructure

Water systems serving Wyoming

System Name PWSID Population Source
WYOMING MI0007220 72,125 SW
SAPPHIRE ESTATES MOBILE HOME PARK MI0040013 138 GW
AMBER ESTATES MOBILE HOME PARK MI0040023 125 GW
TOPAZ MOBILE HOME PARK MI0040007 115 GW
Regional Comparison

How Wyoming compares

Full Michigan rankings →

Wyoming's score of 74.5/100 is on par with the average of 70/100 among major Michigan cities. It outscores 5 of 10 nearby cities.

Wyoming (this city)
74.5
Detroit
84.1
Ann Arbor
51.5
Lansing
57.3
Michigan avg
70
City Profile

About Wyoming, MI

Wikipedia →

Holland is a city in Ottawa and Allegan counties in the U.S. state of Michigan. Located in the western region of the Lower Peninsula, the city is situated near the eastern shore of Lake Michigan on Lake Macatawa, which is fed by the Macatawa River. As of the 2020 census, the population was 34,378, with an urbanized area population of 107,034.

Economic Profile
$67,234
Median Income
$179,591
Median Home Value
$1,070/mo
Median Rent
4.6%
Unemployment
Community
33.9
Median Age
1,197
People / sq mi
23.4%
College Educated
66.9%
Homeownership
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Frequently asked questions

Is Wyoming, MI tap water safe to drink?

Wyoming's water quality earned a grade of B- (74.5/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #416 out of 520 cities tested in Michigan.

What contaminants are in Wyoming's water?

Lead was measured at 1.7 ppb (90th percentile). No PFAS compounds were detected. 27 violations are on record.

How is Wyoming'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 Wyoming?

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

Where does Wyoming's water come from?

Wyoming's water is sourced from Surface water. The city has 4 water systems serving approximately 72,503 residents.

What health violations has Wyoming's water system had?

Wyoming has 2 health-based violations on record. The most recent violation was recorded in July 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 13 violations remain unresolved.

How does Wyoming's water compare to other cities?

Wyoming ranks #416 out of 520 cities in Michigan (better than 20% of state cities) and #9810 out of 15744 cities nationally (38th percentile). The grade of B- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.