Is Greeley County, KS tap water safe?
The short answer
2 of the 3 utilities serving Greeley County have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Kansas’s records: City of Horace and Wallace Co RWD 1.
City of Tribune, which serves the most people here, has 2 results above the health goal. The worst: Uranium at 15 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
The water from City of Tribune is hard to very hard depending on the source, 180 to 220 mg/L (10.5 to 12.9 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 Greeley County’s ZIP codes, from EPA’s estimates.
- Open report
City of Tribune
Kansas · serves 784 people · nearly all in Greeley County
2 results above the health goal. The worst: Uranium at 15 ppb, above the health goal. Hardness: hard to very hard depending on the source, 180 to 220 mg/L (10.5 to 12.9 grains per gallon).
No health-based violations since 2016
- Open report
City of Horace
Kansas · serves 102 people · nearly all in Greeley County
1 result above the legal limit and 1 result above the health goal. The worst: Nitrate at 12 ppm, above the legal limit. Hardness: very hard, 220 mg/L (12.9 grains per gallon).
14 health-based violations since 2016
- Open report
Wallace Co RWD 1
Kansas · serves 245 people · under 100 in Greeley County
1 result above the health goal. The worst: Arsenic at 3.0 ppb, above the health goal. Hardness: very hard, 215 mg/L (12.6 grains per gallon).
1 health-based violation since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in City of Tribune’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
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
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
Water testing near Greeley County
No lab Kansas certifies is within 75 miles of Greeley County on the state’s list. Some take samples by mail; the state’s page lists them all.
All 47 certified labs for KansasWhich ZIP codes are in Greeley County: 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.
What to do next
- Read City of Tribune’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About UraniumWhat it does to health, where it comes from, and the certification claim that addresses it.About Uranium
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water