WaterVerge

Is Hesperia, MI Tap Water Safe to Drink?

Graded B-, with 14 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

1K residents served 2 water systems PWSID: MI0003130
Overall Score
73.1 / 100
Violations
14 active
Last Updated
May 2026
Source
Groundwater
#426 of 520 in Michigan Top 65% nationally
Local Government
High data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B-GRADE
Water Quality Grade
73.1/100
waterverge.com
B- 73.1/100

Hesperia, MI — Water Quality Report

Hesperia's drinking water received a grade of B- (73.1 out of 100), indicating fair water quality. The city's 2 water systems serve approximately 1,089 residents using groundwater.

Lead levels were measured at 3.8 ppb (90th percentile), well within EPA limits. UCMR 5 testing detected 2 PFAS compounds in the water supply.

The system has 22 violations on record, including 3 health-based violations. 14 remain unresolved.

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

What to know about Hesperia's water

Hesperia ranks #426 out of 520 cities in Michigan for water quality, placing it among the lowest-rated in the state.

Hesperia 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.

PFAS compounds were detected in testing, though levels remain within current EPA limits. Residents seeking extra precaution may consider an activated carbon or reverse osmosis filter.

As a small community water system, Hesperia may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

The system has seen 6 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
73.1 out of 100 Grade B-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
31.6/45
C
Historical violation record including health-based and monitoring violations.
Lead & Copper
18/20
A
Lead at 3.8 ppb (90th percentile).
Contaminants
18.5/20
A
2 PFAS compounds detected.
Compliance
0/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Hesperia, MI water safe to drink?

Concerns Identified

Hesperia's drinking water has significant quality concerns based on EPA testing data. With a grade of B- (73.1/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 2 water systems serve approximately 1,089 residents using groundwater (wells).

14
Active Violations
3.8 ppb
Lead (90th %ile)
2 compounds
PFAS Detected
5 events
Disaster History

Recent water quality updates for Hesperia

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

PFAS
2 PFAS "forever chemical" compounds detected

Detected at levels within current EPA limits. PFAS persist indefinitely in the environment.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Hesperia's water quality assessment. Grade: B- (73.1/100).

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Violation
2 drinking water violations recorded

1 health-based. Contaminants: LEAD AND COPPER RULE REVISIONS.

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Disaster
FLOODING

Federal disaster declaration (FEMA DR-4121). Flood event — may have impacted local water infrastructure.

Key contaminant findings

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

Lead Within Limits
Detected: 3.8 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

PFAS (2 compounds) Elevated
Detected: Highest: PFBS at 0.0490 µg/L Limit: 0.004 µg/L (EPA MCL)

Detected but within current EPA limits. PFAS do not break down in the environment and can accumulate in the body over time. An activated carbon filter can reduce exposure.

PFAS "forever chemicals" detected

UCMR 5 testing found 2 PFAS compounds in Hesperia's water supply. PFAS are synthetic chemicals that persist indefinitely in the environment and the human body.

Compound Level EPA MCL Status
PFBS 0.0490 µg/L 0.004 µg/L Within Limit
PFPeA 0.0031 µg/L 0.004 µg/L Within Limit

Violation history

Hesperia's water system has 22 total violations on record, including 3 health-based violations. 14 remain unresolved. 6 violations were issued in the last 5 years.

RPTTTMROtherMONMCL
Most recent violations:
Nov 2024 Revised Total Coliform Rule Open
Oct 2024 LEAD AND COPPER RULE REVISIONS Open
Oct 2024 LEAD AND COPPER RULE REVISIONS Open
Oct 2023 Lead and Copper Rule Open
Jul 2023 Consumer Confidence Rule Open

Flood & environmental risk

Newaygo 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.

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

Where does Hesperia's water come from?

Hesperia's drinking water comes from groundwater (wells), supplied by 2 water systems serving approximately 1,089 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Hesperia residents can do

Install a water filter

Recommended: Activated carbon or reverse osmosis filter. This addresses the specific contaminants found in Hesperia'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.

Flush your taps

Run cold water for 30 seconds before drinking, especially in the morning. Lead and copper leach from household plumbing when water sits in pipes.

Monitor alerts during storms

Hesperia'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
3.8 ppb
EPA Action Level: 15 ppb · 25% of limit
Safe Level
PFBS
PFAS / Forever Chemical
Near MCL
0.0490 µg/L
EPA MCL: 0.004 µg/L · +20% over limit
Detected
PFAS Testing

Forever chemicals overview

National PFAS report →
30
Compounds tested
2
Detected
0
Exceed EPA MCL
Compliance Record

Violation summary

22
Total violations
3
Health-based
14
Active / unresolved
Nov 2024
Most recent violation
Compliance Record

Violations & advisories

22 Total
14 Active
3 Health-based
8 Resolved
Violations by category
Total Coliform Rule
7
Lead and Copper Rule
6
Revised Total Coliform Rule
3
Lead and Copper Rule Revisions
2
Consumer Confidence Rule
2
Nov 2024 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Treatment Technique
Health-Based Health 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
Oct 2020 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jan 2020 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Dec 2017 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2017 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jun 2004 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jan 1999 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Active
Compliance Violation
Monitoring 0
Nov 2019 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Nov 2019
Jan 2019 Resolved
Coliform (TCR)
Other Violation Resolved Jan 2019
Nov 2014 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Nov 2014
Nov 2014 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Nov 2014
Dec 2011 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2011
Nov 2007 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Nov 2007
Showing 20 of 22 violations
Industrial pollution

Top industrial polluters within 10 miles of Hesperia

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
GERBER PRODUCTS CO
Food · NESTLE USA INC
FREMONT, MI49412
8.1 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

5
Declared disasters
Jun 2013
Most recent
Flood
Most common type

Newaygo 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 1985
SEVERE STORMS AND FLOODING
Flood FEMA #744
Sep 1975
SEVERE STORMS, HIGH WINDS & FLOODING
Flood FEMA #486

Recommended water filters

Based on contaminants detected in Hesperia's water supply, we recommend the following filter types.

🧪
For PFAS
Reverse Osmosis or Activated Carbon Block
2 PFAS compounds detected

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 3.8 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 0.049 HI µg/L PFAS 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 0.003 HI µg/L PFAS 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 3.7 ppb from 2021 (0.0 ppb) to 2023 (3.7 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
1,089
Water Systems
2
Water Source

Where Hesperia's water comes from

Groundwater

Hesperia'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 local government ownership and serves approximately 1,089 people through 2 water systems.

Infrastructure

Water systems serving Hesperia

System Name PWSID Population Source
HESPERIA MI0003130 954 GW
GREEN ACRES MOBILE HOME PARK MI0040273 135 GW
Regional Comparison

How Hesperia compares

Full Michigan rankings →

Hesperia's score of 73.1/100 is on par with the average of 70/100 among major Michigan cities. It outscores 5 of 10 nearby cities.

Hesperia (this city)
73.1
Detroit
84.1
Ann Arbor
51.5
Lansing
57.3
Michigan avg
70
City Profile

About Hesperia, MI

Economic Profile
$37,500
Median Income
$108,070
Median Home Value
$541/mo
Median Rent
4.7%
Unemployment
Community
44.6
Median Age
444
People / sq mi
7.9%
College Educated
74.6%
Homeownership
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Frequently asked questions

Is Hesperia, MI tap water safe to drink?

Hesperia's water quality earned a grade of B- (73.1/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #426 out of 520 cities tested in Michigan.

What contaminants are in Hesperia's water?

Lead was measured at 3.8 ppb (90th percentile). 2 PFAS compounds were detected. 22 violations are on record.

How is Hesperia'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 Hesperia?

PFAS compounds have been detected. A filter with activated carbon can help reduce exposure.

Where does Hesperia's water come from?

Hesperia's water is sourced from Groundwater. The city has 2 water systems serving approximately 1,089 residents.

What health violations has Hesperia's water system had?

Hesperia has 3 health-based violations on record. The most recent violation was recorded in November 2024. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 14 violations remain unresolved.

Is Hesperia's groundwater at risk of contamination?

Hesperia 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 22 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 Hesperia's water compare to other cities?

Hesperia ranks #426 out of 520 cities in Michigan (better than 18% of state cities) and #10166 out of 15744 cities nationally (35th percentile). The grade of B- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.