Is Clay Center, KS tap water safe?
The short answer
1 of the 3 utilities serving Clay Center has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Kansas’s records: Clay Co RWD 2.
City of Clay Center, which serves the most people here, has 2 results above the health goal. The worst: Arsenic at 1.4 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
The water from City of Clay Center is moderately hard, 115 mg/L (6.7 grains per gallon). How Kansas’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 Clay Center’s ZIP codes, from EPA’s estimates.
- Open report
City of Clay Center
Kansas · serves 4,138 people · under 100 in Clay Center
2 results above the health goal. The worst: Arsenic at 1.4 ppb, above the health goal. Hardness: moderately hard, 115 mg/L (6.7 grains per gallon).
No health-based violations since 2016
- Open report
Clay Co RWD 2
Kansas · serves 950 people · under 100 in Clay Center
1 result above the action level. The worst: Copper at 1.5 ppm, above the action level. Hardness: moderately hard, 120 mg/L (7 grains per gallon).
No health-based violations since 2016
- Open report
Hawks Landing
Kansas · serves 51 people · lists Clay Center among the places it serves
1 result above the health goal. The worst: Arsenic at 2.5 ppb, above the health goal. Hardness: very hard, 425 mg/L (24.9 grains per gallon).
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 Clay Center’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: Arsenic, Lead
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: Arsenic, Lead
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: Arsenic, Lead
Water testing near Clay Center
The 3 labs Kansas certifies closest to Clay Center, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Irwin Army Community Hospital-Water Laboratory-PH-EH
Fort Riley, KS · about 27 miles
Certified for bacteria
Pace Analytical Services, Inc. - Salina
Salina, KS · about 42 miles
Certified for bacteria, nitrate
LandIntel Solutions, LLC
Scandia, KS · about 43 miles
Certified for bacteria
ZIP codes in Clay Center
Which ZIP codes are in Clay Center: 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: Kansas Department of Health and Environment, drinking water labs, as listed in TNI LAMS; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Clay Center
Towns nearby with a page of their own.
What to do next
- Read City of Clay Center’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for ArsenicRanked by certification and what they cost over five years.The best reverse osmosis systems, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water