MyCleanWater

Rochester, Minnesota Water Quality Report

Water quality data for 9 water systems serving 124,843 people.

85
Good
out of 100

Water Source

9
Water Systems
125K
People Served
Ground water
Water Source

Detected Contaminants

ContaminantDetected LevelEPA Limit (MCL)Health Guideline% of LimitStatus
lithium10.8 No federal limit10.0 ug/L(EPA/USGS HBSL)
108%
Above guideline
PFHxS0.004 0.010 ug/L0.001 ug/L(EWG)
39%
Within limit

Recommended Water Filters

Based on the contaminants detected in your water supply, these filtration systems are recommended:

Reverse Osmosis (RO)

Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.

Up to 99% PFAS removal

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Compliance & Violations

Active Violations (21)

66

Jan 1, 2021

moderate

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Resolved Violations (144)

4H

Jul 2, 2025

minor

4H

Jul 2, 2025

minor

3A

Apr 1, 2025 — Jun 30, 2025

minor

3A

Apr 1, 2025 — Jun 30, 2025

minor

3A

Apr 1, 2025 — Jun 30, 2025

minor

+ 139 more resolved violations

Frequently Asked Questions

Is Rochester tap water safe to drink?

Rochester's water meets all EPA maximum contaminant levels. However, 2 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.

What contaminants are in Rochester tap water?

2 contaminants have been detected in Rochester's water supply across 9 water systems. See the full contaminant table above for details.

How can I improve my water quality in Rochester?

Install a water filter rated for the specific contaminants found in Rochester's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.

Does Rochester have any water quality violations?

Yes, Rochester currently has 21 active violations. See the violations section above for details.