Skip to content
TapBuff
ZIP

Is Mills, WY tap water safe?

3 utilities serve Mills, by EPA’s records. Here is what EPA’s and Wyoming’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 3 utilities serving Mills has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Wyoming’s records: City of Mills.

City of Mills, which serves the most people here, has 1 result above the legal limit, 1 result above the health goal and 1 result above EPA’s health benchmark. The worst: Total trihalomethanes (TTHM) at 79 ppb, above the legal limit.

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

What handles it

Each of these is certified, on a certifier’s listing, for a result above a line in City of Mills’s water, which serves the most people here. Another utility’s report names what handles its own results.

Disclosure: TapBuff earns a commission if you buy through some links on this page. It does not change which standard or filter we name. As an Amazon Associate, TapBuff earns from qualifying purchases. How TapBuff makes money

Every claim, and more filters, in the full report

Water testing near Mills

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 Wyoming certifies.

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

  • Energy Laboratories Inc

    Casper, WY · about 11 miles

    Certified for bacteria, nitrate, minerals and other inorganics, organic chemicals, radioactivity

    (307) 235-0515

Wyoming Public Health Laboratory: Total coliform and E. coli testing that homeowners can use for their wells. New customers fill out the lab's customer form to open an account. Water Testing, Wyoming Department of Health.

All 12 certified labs for Wyoming

ZIP codes in Mills

Which ZIP codes are in Mills: 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: EPA Region 8, certified drinking water laboratories in Wyoming; distances from the Census 2020 ZIP code tabulation area gazetteer.

Near Mills

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

What to do next