Skip to content
TapBuff
ZIP

Is Tiffin, IA tap water safe?

2 utilities serve Tiffin, by EPA’s records. Here is what EPA’s and Iowa’s records show for each, against the legal limits and the stricter health goals.

Matched to your utility using EPA records.

The short answer

Neither of the 2 utilities serving Tiffin has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Iowa’s records.

Tiffin Water Supply, which serves the most people here, has nothing above a health goal in EPA’s and Iowa’s records. That data covers what its report lists, not everything.

The water from Tiffin Water Supply is very hard, 560 mg/L (32.7 grains per gallon). How Iowa’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 Tiffin’s ZIP codes, from EPA’s estimates.

Water testing near Tiffin

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 Iowa certifies.

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

  • State Hygienic Laboratory - Coralville

    Coralville, IA · about 4 miles

    Certified for bacteria, nitrate, organic chemicals, disinfection byproducts, PFAS, radioactivity

    (319) 335-4500

  • Linn County Public Health Department

    Cedar Rapids, IA · about 19 miles

    Certified for bacteria, nitrate

    (319) 892-6000

  • Ion Environmental Solutions

    Muscatine, IA · about 37 miles

    Certified for bacteria, nitrate

    (563) 299-2214

State Hygienic Laboratory at the University of Iowa: Through the Grants-to-Counties program, private well owners in participating counties can have their water tested for total coliform bacteria and nitrate. Start with the county sanitarian at your county health department. No cost in a participating county. The Grants-to-Counties Program, State Hygienic Lab at the University of Iowa.

All 36 certified labs for Iowa

ZIP codes in Tiffin

Which ZIP codes are in Tiffin: 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: Iowa DNR, laboratories certified for drinking water; distances from the Census 2020 ZIP code tabulation area gazetteer.

Near Tiffin

Towns nearby with a page of their own.

What to do next