Is Harper, KS tap water safe?
The short answer
1 of the 2 utilities serving Harper has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Kansas’s records: Harper Co RWD 5.
City of Harper, which serves the most people here, has 2 results above the health goal. The worst: Lead at 3.5 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
The water from City of Harper is very hard, typically 260 mg/L (15.2 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 Harper’s ZIP codes, from EPA’s estimates.
- Open report
City of Harper
Kansas · serves 1,273 people · under 100 in Harper
2 results above the health goal. The worst: Lead at 3.5 ppb, above the health goal. Hardness: very hard, typically 260 mg/L (15.2 grains per gallon).
No health-based violations since 2016
- Open report
Harper Co RWD 5
Kansas · serves 209 people · under 100 in Harper
1 result above the health goal. The worst: Lead at 2.3 ppb, above the health goal.
2 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 Harper’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
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 Harper
The lab Kansas certifies closest to Harper, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Meridian Analytical Laboratory - Wichita
Wichita, KS · about 50 miles
Certified for bacteria, nitrate, minerals and other inorganics, organic chemicals, disinfection byproducts
ZIP codes in Harper
Which ZIP codes are in Harper: 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 Harper
Towns nearby with a page of their own.
What to do next
- Read City of Harper’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for LeadRanked by certification and what they cost over five years.The best water filters for lead, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water