Is Edmond, OK tap water safe?
The short answer
2 of the 5 utilities serving Edmond have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Oklahoma’s records: Logan Co RWD #1 and Okla Christian University.
Edmond Pwa, which serves the most people here, has 1 result above EPA’s new limit, which takes effect in 2029, 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: PFOS at 6.4 ppt, above EPA’s new limit, which takes effect in 2029.
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 Edmond’s ZIP codes, from EPA’s estimates.
- Open report
Edmond Pwa
Oklahoma · serves 79,408 people · about 52,900 in Edmond
1 result above EPA’s new limit, which takes effect in 2029, 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: PFOS at 6.4 ppt, above EPA’s new limit, which takes effect in 2029.
No health-based violations since 2016
- Open report
Oklahoma City
Oklahoma · serves 644,000 people · about 10,500 in Edmond
1 result above EPA’s health benchmark. The worst: Lithium at 67.8 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
Logan Co RWD #1
Oklahoma · serves 8,907 people · about 6,500 in Edmond
1 result above EPA’s new limit, which takes effect in 2029, 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: PFOA at 4.3 ppt, above EPA’s new limit, which takes effect in 2029.
1 health-based violation since 2016
- Open report
Deer Creek Rural Water Corp
Oklahoma · serves 5,500 people · about 2,000 in Edmond
2 results above the health goal. The worst: Arsenic at 5.9 ppb, above the health goal.
No health-based violations since 2016
- Open report
Okla Christian University
Oklahoma · serves 1,800 people · based in Edmond
2 results above the health goal. The worst: Uranium at 14.4 ppb, above the health goal.
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 Edmond Pwa’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: PFOS, 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: PFOS, 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: PFOS, Arsenic
Water testing near Edmond
TapBuff hasn’t read Oklahoma’s list of certified labs yet. The national page links every state’s own list.
Certified labs, state by stateWhich ZIP codes are in Edmond: 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 Edmond Pwa’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for PFOSRanked by certification and what they cost over five years.The best water filters for PFAS, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water