WaterVerge

Is Ubly, MI Tap Water Safe to Drink?

Graded B+, with 6 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

858 residents served 1 water system PWSID: MI0006710
Overall Score
84.8 / 100
Violations
6 active
Last Updated
May 2026
Source
Groundwater
#255 of 520 in Michigan Top 36% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B+GRADE
Water Quality Grade
84.8/100
waterverge.com
B+ 84.8/100

Ubly, MI — Water Quality Report

Ubly's drinking water received a grade of B+ (84.8 out of 100), indicating good water quality. The city's 1 water system serves approximately 858 residents using groundwater.

Lead levels were measured at 1.5 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 12 violations on record, including 1 health-based violation. 6 remain unresolved.

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

What to know about Ubly's water

Ubly ranks #255 out of 520 cities in Michigan for water quality, placing it mid-range in the state.

Ubly 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, Ubly may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
84.8 out of 100 Grade B+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
39.8/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 1.5 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
3/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Ubly, MI water safe to drink?

Concerns Identified

Ubly's drinking water has significant quality concerns based on EPA testing data. With a grade of B+ (84.8/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 858 residents using groundwater (wells).

6
Active Violations
1.5 ppb
Lead (90th %ile)
4 events
Disaster History

Recent water quality updates for Ubly

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Ubly's water quality assessment. Grade: B+ (84.8/100).

Violation
1 drinking water violation recorded

Contaminants: LEAD AND COPPER RULE REVISIONS.

Violation
2 drinking water violations recorded

Contaminants: TTHM, Total Haloacetic Acids (HAA5).

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Disaster
HURRICANE KATRINA EVACUATION

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

Disaster
SEVERE STORMS & FLOODING

Federal disaster declaration (FEMA DR-774). Flood event — may have impacted local water infrastructure.

Key contaminant findings

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

Lead Within Limits
Detected: 1.5 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Ubly's water system has 12 total violations on record, including 1 health-based violation. 6 remain unresolved. 3 violations were issued in the last 5 years.

RPTMROtherMCL
Most recent violations:
Jul 2025 LEAD AND COPPER RULE REVISIONS Open
Jan 2023 TTHM Resolved
Jan 2023 Total Haloacetic Acids (HAA5) Resolved
Jul 2020 Consumer Confidence Rule Open
Dec 2017 Lead and Copper Rule Open

Flood & environmental risk

Huron County has experienced 4 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.

HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3225
SEVERE STORMS & FLOODING
Flood FEMA DR-774
SEVERE STORMS AND FLOODING
Flood FEMA DR-744

Where does Ubly's water come from?

Ubly's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 858 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Ubly residents can do

Install a water filter

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

Ubly'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
1.5 ppb
EPA Action Level: 15 ppb · 10% of limit
Safe Level
Compliance Record

Violation summary

12
Total violations
1
Health-based
6
Active / unresolved
Jul 2025
Most recent violation
Compliance Record

Violations & advisories

12 Total
6 Active
1 Health-based
6 Resolved
1 SNC
Violations by category
Stage 2 Disinfectants and Disinfection Byproducts Rule
3
Consumer Confidence Rule
2
Lead and Copper Rule
2
Total Coliform Rule
2
Lead and Copper Rule Revisions
1
Jul 2025 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Jul 2020 Active
Consumer Confidence Rule
Other Violation 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
Jul 2001 Active
Consumer Confidence Rule
Other Violation 0
Active
Compliance Violation
Monitoring 0
Jan 2023 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2023
Jan 2023 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2023
Jan 2016 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
SNC Monitoring & Reporting Resolved Dec 2016
Jan 2006 Resolved
Arsenic
Max Contaminant Level
Health-Based Health Resolved Jan 2008
Aug 2002 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Aug 2002
Jul 2002 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jul 2002
Industrial pollution

Top industrial polluters within 10 miles of Ubly

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
THUMB TOOL & ENGINEERING
Machinery · NA
BAD AXE, MI48413
6.5 mi
VALLEY ENTERPRISES INC.
Transportation Equipment · NA
UBLY, MI48475
1.1 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

4
Declared disasters
Sep 2005
Most recent
Flood
Most common type

Huron County has experienced 4 federally declared disasters since 1973. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

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
Apr 1973
SEVERE STORMS & FLOODING
Flood FEMA #371

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 1.5 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level (90th percentile)

Latest reading: 1.5 ppb (2023)

EPA action level: 15 ppb

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
858
Water Systems
1
Water Source

Where Ubly's water comes from

Groundwater

Ubly'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 858 people through 1 water system.

Infrastructure

Water systems serving Ubly

System Name PWSID Population Source
UBLY, VILLAGE OF MI0006710 858 GW
Regional Comparison

How Ubly compares

Full Michigan rankings →

Ubly's score of 84.8/100 is above the average of 70/100 among major Michigan cities. It outscores 6 of 10 nearby cities.

Ubly (this city)
84.8
Detroit
84.1
Ann Arbor
51.5
Lansing
57.3
Michigan avg
70
City Profile

About Ubly, MI

Wikipedia →

Ubly is a village in Huron County in the U.S. state of Michigan. As of the 2020 census, Ubly had a population of 836. The village is within Bingham Township.

Economic Profile
$55,750
Median Income
$111,055
Median Home Value
$781/mo
Median Rent
9.6%
Unemployment
Community
39.8
Median Age
242
People / sq mi
16.4%
College Educated
80.5%
Homeownership
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Frequently asked questions

Is Ubly, MI tap water safe to drink?

Ubly's water quality earned a grade of B+ (84.8/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #255 out of 520 cities tested in Michigan.

What contaminants are in Ubly's water?

Lead was measured at 1.5 ppb (90th percentile). 12 violations are on record.

How is Ubly'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 Ubly?

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

Where does Ubly's water come from?

Ubly's water is sourced from Groundwater. The city has 1 water system serving approximately 858 residents.

What health violations has Ubly's water system had?

Ubly has 1 health-based violation 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. 6 violations remain unresolved.

Is Ubly's groundwater at risk of contamination?

Ubly 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 12 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 Ubly's water compare to other cities?

Ubly ranks #255 out of 520 cities in Michigan (better than 51% of state cities) and #5697 out of 15744 cities nationally (64th percentile). The grade of B+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Ubly's small water system affect quality?

Ubly's system serves approximately 858 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 12 violations on record.