WaterVerge

Is Reading, MI Tap Water Safe to Drink?

Graded A, with 2 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

1K residents served 1 water system PWSID: MI0005620
Overall Score
90.9 / 100
Violations
2 active
Last Updated
May 2026
Source
Groundwater
#95 of 520 in Michigan Top 13% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
AGRADE
Water Quality Grade
90.9/100
waterverge.com
A 90.9/100

Reading, MI — Water Quality Report

Reading's drinking water received a grade of A (90.9 out of 100), indicating excellent water quality. The city's 1 water system serves approximately 1,078 residents using groundwater.

Lead levels were measured at 2.5 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.

The system has 6 violations on record, including 2 health-based violations. 2 remain unresolved.

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

What to know about Reading's water

Reading ranks #95 out of 520 cities in Michigan for water quality, placing it above average in the state.

Reading 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.

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

Quality Breakdown

Water quality score

See methodology →
90.9 out of 100 Grade A
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
43.9/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 2.5 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Reading, MI water safe to drink?

Use Caution

Reading's tap water meets most EPA standards but has areas that warrant attention. With a grade of A (90.9/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 1,078 residents using groundwater (wells).

2
Active Violations
2.5 ppb
Lead (90th %ile)
1 event
Disaster History

Recent water quality updates for Reading

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Reading's water quality assessment. Grade: A (90.9/100).

Violation
1 drinking water violation recorded

Contaminants: Arsenic.

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Violation
1 drinking water violation recorded

Contaminants: Arsenic.

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 Reading's water supply.

Lead Within Limits
Detected: 2.5 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Reading's water system has 6 total violations on record, including 2 health-based violations. 2 remain unresolved.

MROtherMCL
Most recent violations:
Oct 2019 Arsenic Resolved
Jul 2019 Consumer Confidence Rule Open
Apr 2009 Arsenic Resolved
Jan 2006 Arsenic Resolved
May 2003 Coliform (TCR) Resolved

Flood & environmental risk

Hillsdale County has experienced 1 federally declared disaster since 2005. 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 South Branch Hog Creek.

HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3225

Where does Reading's water come from?

Reading's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 1,078 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include South Branch Hog Creek (river).

What Reading 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.

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
2.5 ppb
EPA Action Level: 15 ppb · 17% of limit
Safe Level
Compliance Record

Violation summary

6
Total violations
2
Health-based
2
Active / unresolved
Oct 2019
Most recent violation
Compliance Record

Violations & advisories

6 Total
2 Active
2 Health-based
4 Resolved
Violations by category
Arsenic Rule
3
Consumer Confidence Rule
1
Total Coliform Rule
1
Jul 2019 Active
Consumer Confidence Rule
Other Violation 0
Active
Compliance Violation
Monitoring 0
Oct 2019 Resolved
Arsenic
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2019
Apr 2009 Resolved
Arsenic
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2009
Jan 2006 Resolved
Arsenic
Max Contaminant Level
Health-Based Health Resolved Dec 2008
May 2003 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved May 2003
Industrial pollution

Top industrial polluters within 10 miles of Reading

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
ESSEX SPECIALTY PRODUCTS LLC - HILLSDALE SITE
Chemicals · DUPONT DE NEMOURS INC
HILLSDALE, MI49242
8.4 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

1
Declared disasters
Sep 2005
Most recent
Hurricane
Most common type

Hillsdale County has experienced 1 federally declared disaster since 2005. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3225

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 2.5 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level (90th percentile)

Latest reading: 2.5 ppb (2024)

EPA action level: 15 ppb

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
1,078
Water Systems
1
Water Source

Where Reading's water comes from

Groundwater

Reading'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 1,078 people through 1 water system.

Local Hydrology

Water bodies near Reading

Reading is located near 1 notable water body. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

South Branch Hog Creek
river
Infrastructure

Water systems serving Reading

System Name PWSID Population Source
READING MI0005620 1,078 GW
Regional Comparison

How Reading compares

Full Michigan rankings →

Reading's score of 90.9/100 is above the average of 70/100 among major Michigan cities. It outscores 8 of 10 nearby cities.

Reading (this city)
90.9
Detroit
84.1
Ann Arbor
51.5
Lansing
57.3
Michigan avg
70
City Profile

About Reading, MI

Wikipedia →

Reading is a city in Hillsdale County in the U.S. state of Michigan. The population was 1,095 at the 2020 census.

Economic Profile
$46,681
Median Income
$91,376
Median Home Value
$764/mo
Median Rent
4.3%
Unemployment
Community
33.5
Median Age
460
People / sq mi
11.2%
College Educated
66.2%
Homeownership
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Frequently asked questions

Is Reading, MI tap water safe to drink?

Reading's water quality earned a grade of A (90.9/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #95 out of 520 cities tested in Michigan.

What contaminants are in Reading's water?

Lead was measured at 2.5 ppb (90th percentile). 6 violations are on record.

How is Reading'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 Reading?

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

Where does Reading's water come from?

Reading's water is sourced from Groundwater. The city has 1 water system serving approximately 1,078 residents.

What health violations has Reading's water system had?

Reading has 2 health-based violations on record. The most recent violation was recorded in October 2019. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 2 violations remain unresolved.

Is Reading's groundwater at risk of contamination?

Reading 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 6 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 Reading's water compare to other cities?

Reading ranks #95 out of 520 cities in Michigan (better than 82% of state cities) and #1985 out of 15744 cities nationally (87th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Reading's small water system affect quality?

Reading's system serves approximately 1,078 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 6 violations on record.