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Is Polson, MT tap water safe?

11 utilities serve Polson, by EPA’s records. Here is what EPA’s and Montana’s records show for each, against the legal limits and the stricter health goals.

Matched to your utility using EPA records.

The short answer

1 of the 11 utilities serving Polson has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Montana’s records: Overlook Subdivision.

City of Polson, which serves the most people here, has 2 results above the health goal. The worst: Lead at 2.0 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.

The water from City of Polson is hard to very hard depending on the source, 140 to 188 mg/L (8.2 to 11 grains per gallon). How Montana’s water compares.

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 Polson’s ZIP codes, from EPA’s estimates.

1 more utility in Polson

By EPA’s estimate, each serves fewer people in Polson than those above.

  • Pinewood Shores WUAserves 46 people · lists Polson among the places it serves · 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 City of Polson’s water, which serves the most people here. Another utility’s report names what handles its own results.

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Every claim, and more filters, in the full report

Water testing near Polson

A utility tests the water it sends out. A test of your own tap shows what your pipes add, and on a private well it is the only test there is. It takes a lab Montana certifies.

The 3 labs Montana certifies closest to Polson, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.

  • Mission Mountain Laboratories

    Ravalli, MT · about 28 miles

    Certified for bacteria

    (406) 370-1089

  • Montana Environmental Laboratory

    Kalispell, MT · about 38 miles

    Certified for bacteria, minerals and other inorganics

    (406) 755-2131

  • Missoula CCHD Water Lab

    Missoula, MT · about 56 miles

    Certified for bacteria

    (406) 523-4755

Montana State Environmental Laboratory: Private well testing packages for bacteria, metals, nutrients, anions, organic chemicals and more, open to the public. Samples can be mailed, sent by the lab's free courier, or dropped off at the lab. Environmental Laboratory, Montana Department of Public Health and Human Services.

All 36 certified labs for Montana

ZIP codes in Polson

Which ZIP codes are in Polson: 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: Montana Department of Public Health and Human Services, Water Laboratory Certification Program, certified laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.

Near Polson

Other towns in Lake County with a page of their own.

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