MyCleanWater

Monticello, Minnesota Water Quality Report

Water quality data for 3 water systems serving 16,337 people.

85
Good
out of 100

Water Source

3
Water Systems
16K
People Served
Ground water
Water Source

Detected Contaminants

ContaminantDetected LevelEPA Limit (MCL)Health Guideline% of LimitStatus
lithium10.3 No federal limit10.0 ug/L(EPA/USGS HBSL)
103%
Above guideline
PFBA0.006 No federal limit1000.0 ug/L(EWG)
0%
Below guideline
PFHxS0.006 0.010 ug/L0.001 ug/L(EWG)
58%
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

Get a Free Water Quality Consultation

Connect with a certified water treatment professional in Monticello, Minnesota.

No spam. We connect you directly with local water treatment professionals.

Get Water Quality Alerts

Be the first to know when water quality changes in Monticello.

Free alerts. Unsubscribe anytime. We never share your information.

Compliance & Violations

Active Violations (10)

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 (88)

3A

Jul 1, 2025 — Sep 30, 2025

minor

3A

Jul 1, 2025 — Sep 30, 2025

minor

3A

Jul 1, 2025 — Sep 30, 2025

minor

3A

Jul 1, 2025 — Sep 30, 2025

minor

75

Nov 17, 2024

minor

+ 83 more resolved violations

Frequently Asked Questions

Is Monticello tap water safe to drink?

Monticello's water meets all EPA maximum contaminant levels. However, 3 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.

What contaminants are in Monticello tap water?

3 contaminants have been detected in Monticello's water supply across 3 water systems. See the full contaminant table above for details.

How can I improve my water quality in Monticello?

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

Does Monticello have any water quality violations?

Yes, Monticello currently has 10 active violations. See the violations section above for details.