WaterVerge

Is Tyler, 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 ↓

1K residents served 1 water system PWSID: MN1410004
Overall Score
94 / 100
Violations
1 active
Last Updated
May 2026
Source
Purchased ground water
#83 of 466 in Minnesota Top 4% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
AGRADE
Water Quality Grade
94/100
waterverge.com
A 94/100

Tyler, MN — Water Quality Report

Tyler's drinking water received a grade of A (94 out of 100), indicating excellent water quality. The city's 1 water system serves approximately 1,122 residents using purchased ground water.

Lead levels were measured at 2.0 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 11 violations 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 Tyler's water

Tyler ranks #83 out of 466 cities in Minnesota for water quality, placing it above average in the state.

Tyler purchases its water from a regional wholesaler, meaning quality depends on both the supplier's treatment and the local distribution system's condition.

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

Quality Breakdown

Water quality score

See methodology →
94 out of 100 Grade A
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
44/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 2.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Purchased ground water.
Water Safety

Is Tyler, MN water safe to drink?

Use Caution

Tyler's tap water meets most EPA standards but has areas that warrant attention. With a grade of A (94/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 1,122 residents using groundwater (wells).

1
Active Violations
2.0 ppb
Lead (90th %ile)
4 events
Disaster History

Recent water quality updates for Tyler

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Tyler's water quality assessment. Grade: A (94/100).

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

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

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Violation
1 drinking water violation recorded

Contaminants: Chlorine.

Violation
1 drinking water violation recorded

Contaminants: Coliform (TCR).

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3242). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

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

Lead Within Limits
Detected: 2.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Tyler's water system has 11 total violations on record, including 0 health-based violations. 1 remain unresolved.

MONMR
Most recent violations:
May 2018 Revised Total Coliform Rule Resolved
Apr 2018 Chlorine Resolved
Nov 2013 Coliform (TCR) Resolved
Oct 2013 Chlorine Resolved
May 2004 Coliform (TCR) Resolved

Flood & environmental risk

Lincoln County has experienced 4 federally declared disasters since 1969. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.

SEVERE WINTER STORM, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA DR-4442
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3242
SEVERE FLOODING, HIGH WINDS,SEVERE STORMS
Flood FEMA DR-1175

Where does Tyler's water come from?

Tyler's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 1,122 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Tyler 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

Tyler'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
2.0 ppb
EPA Action Level: 15 ppb · 13% of limit
Safe Level
Compliance Record

Violation summary

11
Total violations
0
Health-based
1
Active / unresolved
May 2018
Most recent violation
Compliance Record

Violations & advisories

11 Total
1 Active
0 Health-based
10 Resolved
Violations by category
Total Coliform Rule
6
Stage 1 Disinfectants and Disinfection Byproducts Rule
2
Revised Total Coliform Rule
1
Nitrate Rule
1
Active
Compliance Violation
Monitoring 0
May 2018 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved May 2018
Apr 2018 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2018
Nov 2013 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Nov 2013
Oct 2013 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2013
May 2004 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved May 2004
Apr 1997 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Apr 1997
Sep 1995 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1995
Jan 1994 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 1994
Nov 1991 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Nov 1991
Oct 1991 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 1991
Environmental Risk

Drought conditions

D1 — moderate drought

Lincoln County is currently in D1 (moderate drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

4.5%
Months in D2+ (last 30y)
1
Weeks at D2+ (last 5y)

Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.

Environmental Risk

Flood & disaster history

4
Declared disasters
Jun 2019
Most recent
Flood
Most common type

Lincoln County has experienced 4 federally declared disasters since 1969. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jun 2019
SEVERE WINTER STORM, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA #4442
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3242
Apr 1997
SEVERE FLOODING, HIGH WINDS,SEVERE STORMS
Flood FEMA #1175
Apr 1969
FLOODING
Flood FEMA #255

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 2.0 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has increased by 1.0 ppb from 2021 (1.0 ppb) to 2024 (2.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Purchased Groundwater
Operator
Local Government
Population Served
1,122
Water Systems
1
Water Source

Where Tyler's water comes from

Purchased Groundwater

Tyler purchases its water supply from a regional wholesale provider rather than treating raw water directly.

Water quality depends on both the wholesaler's treatment standards and the condition of Tyler's local distribution pipes and storage facilities.

Purchased water systems are common in suburban areas and smaller communities that lack the infrastructure for independent treatment.

The system is operated by local government ownership and serves approximately 1,122 people through 1 water system.

Infrastructure

Water systems serving Tyler

System Name PWSID Population Source
Tyler MN1410004 1,122 GWP
Regional Comparison

How Tyler compares

Full Minnesota rankings →

Tyler's score of 94/100 is above the average of 82/100 among major Minnesota cities. It outscores 10 of 10 nearby cities.

Tyler (this city)
94
St. Paul
73.3
Rochester
69.7
Minnesota avg
82
City Profile

About Tyler, MN

Economic Profile
$62,847
Median Income
$106,067
Median Home Value
$746/mo
Median Rent
1.5%
Unemployment
Community
48.4
Median Age
192
People / sq mi
24.7%
College Educated
75.1%
Homeownership
Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail

Frequently asked questions

Is Tyler, MN tap water safe to drink?

Tyler's water quality earned a grade of A (94/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #83 out of 466 cities tested in Minnesota.

What contaminants are in Tyler's water?

Lead was measured at 2.0 ppb (90th percentile). 11 violations are on record.

How is Tyler'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 Tyler?

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

Where does Tyler's water come from?

Tyler's water is sourced from Purchased ground water. The city has 1 water system serving approximately 1,122 residents.

Is Tyler's groundwater at risk of contamination?

Tyler 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 11 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 Tyler's water compare to other cities?

Tyler ranks #83 out of 466 cities in Minnesota (better than 82% of state cities) and #658 out of 15744 cities nationally (96th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Tyler's small water system affect quality?

Tyler's system serves approximately 1,122 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 11 violations on record.