Is Adair, OK tap water safe?
The short answer
1 of the 2 utilities serving Adair has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Oklahoma’s records: Mayes Co RWD # 5.
Mayes Co RWD # 5, which serves the most people here, has 1 result above the legal limit and 1 result above the health goal. The worst: Haloacetic acids (HAA5) at 48.4 ppb, above the legal limit.
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 Adair’s ZIP codes, from EPA’s estimates.
- Open report
Mayes Co RWD # 5
Oklahoma · serves 3,360 people · under 100 in Adair
1 result above the legal limit and 1 result above the health goal. The worst: Haloacetic acids (HAA5) at 48.4 ppb, above the legal limit.
1 health-based violation since 2016
- Open report
Mayes Co RWD # 6
Oklahoma · serves 3,750 people · under 100 in Adair
Nothing in its records is above a health goal.
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 Mayes Co RWD # 5’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Brita Tahoe Pitcher with Elite Filter (OB60, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 13, 2026
Certified for: Lead
Brita Everyday Pitcher with Elite Filter (OB46, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
Certified for: Lead
PUR PLUS 11-Cup Pitcher (PPT111W)
Pitcher
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
Certified for: Lead
Water testing near Adair
TapBuff hasn’t read Oklahoma’s list of certified labs yet. The national page links every state’s own list.
Certified labs, state by stateZIP codes in Adair
Which ZIP codes are in Adair: 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 Adair
Towns nearby with a page of their own.
What to do next
- Read Mayes Co RWD # 5’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About Haloacetic acids (HAA5)What it does to health, where it comes from, and the certification claim that addresses it.About Haloacetic acids (HAA5)
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water