Is Coates, MN tap water safe?
The short answer
1 of the 2 utilities serving Coates has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Minnesota’s records: Rosemount.
Rosemount, which serves the most people here, has 3 results above the health goal. The worst: Lead at 3.0 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Coates’s ZIP codes, from EPA’s estimates.
- Open report
Rosemount
Minnesota · serves 26,500 people · about 800 in Coates
3 results above the health goal. The worst: Lead at 3.0 ppb, above the health goal.
3 health-based violations since 2016
- Open report
Lakeville
Minnesota · serves 67,300 people · about 180 in Coates
Nothing in its records is above a health goal.
No health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Rosemount’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Aquasana SmartFlow Reverse Osmosis (AQ-SFRO2)
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Lead, Arsenic
Brondell Capella RC250 Reverse Osmosis System
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Lead, Arsenic
Water testing near Coates
The 3 labs Minnesota certifies closest to Coates, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
RMB Environmental Laboratories, Inc. - Burnsville
Burnsville, MN · about 11 miles
Certified for bacteria, nitrate
Tri-City/William Lloyd Analytical Lab
Bloomington, MN · about 15 miles
Certified for bacteria, nitrate, metals
Pace Analytical Services, LLC - Minneapolis
Minneapolis, MN · about 19 miles
Certified for bacteria, nitrate, lead and copper, metals
ZIP codes in Coates
Which ZIP codes are in Coates: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: Minnesota Department of Health, accredited labs in Minnesota accepting drinking water samples from private well users; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Coates
Other towns in Dakota County with a page of their own.
What to do next
- Read Rosemount’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for LeadRanked by certification and what they cost over five years.The best water filters for lead, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water