Is Natoma, KS tap water safe?
The short answer
1 of the 2 utilities serving Natoma has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Kansas’s records: Osborne Co RWD 2.
City of Natoma, which serves the most people here, has 3 results above the health goal. The worst: Nitrate at 15 ppm, above the health goal. Health goals are stricter than legal limits and are not enforced.
The water from City of Natoma is very hard, typically 790 mg/L (46.2 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 Natoma’s ZIP codes, from EPA’s estimates.
- Open report
City of Natoma
Kansas · serves 300 people · under 100 in Natoma
3 results above the health goal. The worst: Nitrate at 15 ppm, above the health goal. Hardness: very hard, typically 790 mg/L (46.2 grains per gallon).
No health-based violations since 2016
- Open report
Osborne Co RWD 2
Kansas · serves 60 people · lists Natoma among the places it serves
1 result above the legal limit. The worst: Total trihalomethanes (TTHM) at 93.9 ppb, above the legal limit.
20 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 Natoma’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: Nitrate, 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: Nitrate, Arsenic, Lead
Culligan 10-Cup Pitcher with ZeroWater Technology (ZEROP10)
Pitcher
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
Certified for: Nitrate, Lead
Water testing near Natoma
No lab Kansas certifies is within 75 miles of Natoma on the state’s list. Some take samples by mail; the state’s page lists them all.
All 47 certified labs for KansasZIP codes in Natoma
Which ZIP codes are in Natoma: 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.
Near Natoma
Towns nearby with a page of their own.
What to do next
- Read City of Natoma’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for NitrateRanked 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