Is Lincoln, ND tap water safe?
The short answer
1 of the 2 utilities serving Lincoln has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s records: City of Lincoln.
City of Bismarck, which serves the most people here, has 3 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 40.9 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 Lincoln’s ZIP codes, from EPA’s estimates.
- Open report
City of Bismarck
North Dakota · serves 72,417 people · about 250 in Lincoln
3 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 40.9 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
City of Lincoln
North Dakota · serves 4,257 people · under 100 in Lincoln
1 result above EPA’s health benchmark. The worst: Lithium at 52.7 ppb, above EPA’s health benchmark.
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 Bismarck’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 Lincoln
TapBuff hasn’t read North Dakota’s list of certified labs yet. The national page links every state’s own list.
Certified labs, state by stateZIP codes in Lincoln
Which ZIP codes are in Lincoln: 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 Lincoln
Towns nearby with a page of their own.
What to do next
- Read City of Bismarck’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