WaterVerge

Is Brownton, MN 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 ↓

722 residents served 1 water system PWSID: MN1430002
Overall Score
86.7 / 100
Violations
1 active
Last Updated
May 2026
Source
Groundwater
#318 of 466 in Minnesota Top 29% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A-GRADE
Water Quality Grade
86.7/100
waterverge.com
A- 86.7/100

Brownton, MN — Water Quality Report

Brownton's drinking water received a grade of A- (86.7 out of 100), indicating good water quality. The city's 1 water system serves approximately 722 residents using groundwater.

Lead levels were measured at 1.0 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 1 violation 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 Brownton's water

Brownton ranks #318 out of 466 cities in Minnesota for water quality, placing it below average in the state.

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

Quality Breakdown

Water quality score

See methodology →
86.7 out of 100 Grade A-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
44.7/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 1.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
0/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Brownton, MN water safe to drink?

Use Caution

Brownton's tap water meets most EPA standards but has areas that warrant attention. With a grade of A- (86.7/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 722 residents using groundwater (wells).

1
Active Violations
1.0 ppb
Lead (90th %ile)
10 events
Disaster History

Recent water quality updates for Brownton

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Brownton's water quality assessment. Grade: A- (86.7/100).

Disaster
SEVERE STORMS AND FLOODING

Federal disaster declaration (FEMA DR-4797). Flood event — may have impacted local water infrastructure.

Disaster
SEVERE WINTER STORM, STRAIGHT-LINE WINDS, AND FLOODING

Federal disaster declaration (FEMA DR-4442). Flood event — may have impacted local water infrastructure.

Key contaminant findings

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

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

Well within EPA limits.

Violation history

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

Flood & environmental risk

McLeod County has experienced 10 federally declared disasters since 1965. 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 AND FLOODING
Flood FEMA DR-4797
SEVERE WINTER STORM, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA DR-4442
SEVERE STORMS, STRAIGHT-LINE WINDS, FLOODING, LANDSLIDES, AND MUDSLIDES
Flood FEMA DR-4182

Where does Brownton's water come from?

Brownton's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 722 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Brownton 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

Brownton'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
Compliance Record

Violation summary

1
Total violations
0
Health-based
1
Active / unresolved
Compliance Record

Violations & advisories

1 Total
1 Active
0 Health-based
0 Resolved
Active
Compliance Violation
Monitoring 0
Industrial pollution

Top industrial polluters within 10 miles of Brownton

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
ADM ANIMAL NUTRITION
Food · ARCHER DANIELS MIDLAND CO
GLENCOE, MN55336
9.9 mi
MILLER MANUFACTURING CO
Machinery · NA
GLENCOE, MN55336
8.9 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

10
Declared disasters
Jun 2024
Most recent
Flood
Most common type

McLeod County has experienced 10 federally declared disasters since 1965. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jun 2024
SEVERE STORMS AND FLOODING
Flood FEMA #4797
Jun 2019
SEVERE WINTER STORM, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA #4442
Jul 2014
SEVERE STORMS, STRAIGHT-LINE WINDS, FLOODING, LANDSLIDES, AND MUDSLIDES
Flood FEMA #4182
May 2011
SEVERE STORMS AND FLOODING
Flood FEMA #1982
Apr 2010
FLOODING
Flood FEMA #1900
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3242

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 1.0 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level (90th percentile)

Latest reading: 1.0 ppb (2023)

EPA action level: 15 ppb

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
722
Water Systems
1
Water Source

Where Brownton's water comes from

Groundwater

Brownton'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 722 people through 1 water system.

Infrastructure

Water systems serving Brownton

System Name PWSID Population Source
Brownton MN1430002 722 GW
Regional Comparison

How Brownton compares

Full Minnesota rankings →

Brownton's score of 86.7/100 is on par with the average of 82/100 among major Minnesota cities. It outscores 6 of 10 nearby cities.

Brownton (this city)
86.7
St. Paul
73.3
Rochester
69.7
Minnesota avg
82
City Profile

About Brownton, MN

Wikipedia →

Brownton is a city in McLeod County, Minnesota, United States. The population was 731 at the 2020 census.

Economic Profile
$75,139
Median Income
$143,789
Median Home Value
$600/mo
Median Rent
4.5%
Unemployment
Community
46.8
Median Age
523
People / sq mi
11.4%
College Educated
84.9%
Homeownership
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Frequently asked questions

Is Brownton, MN tap water safe to drink?

Brownton's water quality earned a grade of A- (86.7/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #318 out of 466 cities tested in Minnesota.

What contaminants are in Brownton's water?

Lead was measured at 1.0 ppb (90th percentile). 1 violation is on record.

How is Brownton'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 Brownton?

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

Where does Brownton's water come from?

Brownton's water is sourced from Groundwater. The city has 1 water system serving approximately 722 residents.

Is Brownton's groundwater at risk of contamination?

Brownton 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 1 violation 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 Brownton's water compare to other cities?

Brownton ranks #318 out of 466 cities in Minnesota (better than 32% of state cities) and #4560 out of 15744 cities nationally (71th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Brownton's small water system affect quality?

Brownton's system serves approximately 722 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 1 violation on record.