Is Kansas City, MO tap water safe?
The short answer
1 of the 7 utilities serving Kansas City has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records: Kansas City PWS.
Kansas City PWS, which serves the most people here, has 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 58.6 ppb, above EPA’s health benchmark. 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 Kansas City’s ZIP codes, from EPA’s estimates.
- Open report
Kansas City PWS
Missouri · serves 553,295 people · about 459,400 in Kansas City
2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 58.6 ppb, above EPA’s health benchmark.
1 health-based violation since 2016
- Open report
Gladstone PWS
Missouri · serves 27,000 people · about 17,200 in Kansas City
2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 46.8 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
Jackson County PWSD 2
Missouri · serves 16,440 people · about 10,900 in Kansas City
1 result above EPA’s health benchmark. The worst: Lithium at 41.2 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
Raytown Water Company
Missouri · serves 17,066 people · about 9,300 in Kansas City
1 result above EPA’s health benchmark. The worst: Lithium at 41.5 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
North Kansas City PWS
Missouri · serves 4,500 people · about 2,700 in Kansas City
1 result above EPA’s health benchmark. The worst: Lithium at 47 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
MO American Platte County
Missouri · serves 16,645 people · about 2,400 in Kansas City
1 result above EPA’s health benchmark. The worst: Lithium at 91.8 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
Springdale Lake Estates
Missouri · serves 1,500 people · lists Kansas City among the places it serves
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 Kansas City PWS’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 Kansas City
The 3 labs Missouri certifies closest to Kansas City, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Blue Valley Laboratories Inc.
Kansas City, MO · about 2 miles
Certified for bacteria
Kansas City Water Services Laboratory
Kansas City, MO · about 4 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts
Premium Waters Inc. Central Laboratory
Riverside, MO · about 7 miles
Certified for bacteria
Missouri State Public Health Laboratory: Coliform and E. coli testing for private wells and other private drinking water sources, in kits from your local public health agency. A free state courier can carry the sample to the lab overnight. The handling fee is $10, by check or money order. Private Drinking Water Bacteriological Testing, Missouri Department of Health and Senior Services.
All 64 certified labs for MissouriZIP codes in Kansas City
Which ZIP codes are in Kansas City: 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: Missouri DNR, certified microbiological and chemical laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Kansas City
Other towns in Jackson County with a page of their own.
What to do next
- Read Kansas City PWS’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About LithiumWhat it does to health, where it comes from, and the certification claim that addresses it.About Lithium
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water