Drinking water quality · 2024
· Verified
What's in Edmond, OK tap water
22 contaminants were measured in the Edmond, OK water system's 2024 annual report. Each is shown below against its federal limit.
- Reporting year
- 2024
- Contaminants measured
- 22
- Over federal limit
- 0
- Approaching the limit
- 2
- Service area
- OK
PFAS — EPA UCMR5 (2023–2025)
1 PFAS compound above EPA limits in Edmond, OK
The EPA finalized the first-ever federal drinking-water limits for six PFAS compounds in April 2024. These numbers come straight from EPA's UCMR5 lab dataset — every U.S. system serving more than 3,300 people tested every PFAS sample at an entry point to its distribution system. PFAS not listed below were either tested and not detected, or not yet sampled.
PFOS (Perfluorooctane sulfonic acid)
● Over EPA limit (1.6×)below national p90 (19.900000000000006 ng/L across detecting U.S. systems)
PFHxS (Perfluorohexane sulfonic acid)
● Below limitbelow national p90 (12.049999999999997 ng/L across detecting U.S. systems)
PFPeA
● Detected (no federal limit)below national p90 (15.95999999999999 ng/L across detecting U.S. systems)
PFBS
● Detected (no federal limit)below national p90 (13.909999999999979 ng/L across detecting U.S. systems)
PFHxA
● Detected (no federal limit)near national p90 (12.190000000000003 ng/L across detecting U.S. systems)
PFBA
● Detected (no federal limit)below national p90 (18 ng/L across detecting U.S. systems)
Lithium
● Detected (no federal limit)below national p90 (76.59999999999991 mg/L across detecting U.S. systems)
Where your water comes from · EPA SDWIS
Edmond, OK's drinking water comes from ground water, drawn from 60 sources.
Source
- WELL · 58
- LAKE ARCADIA
- PLANT WELL
Treatment
- CL2 STATION WELL 60
- CL2 STATION WELL 61
- EDMOND WTP
- + 28 more
Distribution
Also buys water from OKLAHOMA CITY.
Historical readings · EPA Six-Year Review (2012–2019)
5 contaminants historically over EPA limits in Edmond, OK
Every U.S. public water system reports compliance-monitoring data to EPA. The Six-Year Review releases the 2012–2019 window as a single dataset — here's what your system reported, year by year. Values shown are the highest detection per analyte per year, compared to the federal MCL.
| Contaminant | Worst detection | EPA limit | Years (2012–2019) |
|---|---|---|---|
GROSS BETA worst: 2016 | 28.8 mrem/yr 7.2× | 4 mrem/yr | '12'13'14'15'16'17'18'19 |
ARSENIC worst: 2016 | 0.0292 mg/L 2.9× 2.2× the national p90 | 0.01 mg/L | '15'16'17'19 |
GROSS ALPHA worst: 2019 | 21.8 pCi/L 1.5× | 15 pCi/L | '12'13'14'15'16'17'18'19 |
SELENIUM worst: 2016 | 0.0662 mg/L 1.3× | 0.05 mg/L | '12'15'16'19 |
TTHM worst: 2012 | 0.0862 mg/L 1.1× | 0.08 mg/L | '12'13'14'15'16'17'18'19 |
DEHP worst: 2018 | 0.00509 mg/L 85% | 0.006 mg/L | '18 |
RADIUM 226 228 worst: 2019 | 3.5 pCi/L within near national p90 | 5 pCi/L | '12'13'14'15'16'17'18'19 |
BROMATE worst: 2013 | 0.00566 mg/L within | 0.01 mg/L | '12'13 |
NITRATE NITRITE worst: 2019 | 4.17 mg/L within | 10 mg/L | '12'13'14'15'16'17'18'19 |
CHROMIUM worst: 2019 | 0.0403 mg/L within 4.0× the national p90 | 0.1 mg/L | '13'15'19 |
BARIUM worst: 2019 | 0.64 mg/L within 2.9× the national p90 | 2 mg/L | '13'14'15'17'18'19 |
HAA5 worst: 2019 | 0.0189 mg/L within | 0.06 mg/L | '12'13'14'15'16'17'18'19 |
NITRATE worst: 2019 | 2.42 mg/L within | 10 mg/L | '12'13'15'17'19 |
SIMAZINE worst: 2018 | 0.000788 mg/L within | 0.004 mg/L | '18 |
ANTIMONY worst: 2019 | 0.000697 mg/L within below national p90 | 0.006 mg/L | '19 |
DICHLOROETHYLENE 11 worst: 2016 | 0.00072 mg/L within below national p90 | 0.007 mg/L | '13'14'16 |
FLUORIDE worst: 2014 | 0.2 mg/L within | 4 mg/L | '13'14'15'17'18'19 |
NITRITE worst: 2019 | 0.0116 mg/L within | 1 mg/L | '16'19 |
TWOFOURD worst: 2018 | 0.000809 mg/L within near national p90 | 0.07 mg/L | '18 |
DEHA worst: 2018 | 0.00433 mg/L within | 0.4 mg/L | '18 |
CYANIDE worst: 2016 | 0.00208 mg/L within below national p90 | 0.2 mg/L | '16 |
GLYPHOSATE worst: 2019 | 0.006 mg/L within | 0.7 mg/L | '19 |
HEXACHLOROCYCLOPENTADIENE worst: 2018 | 0.000227 mg/L within | 0.05 mg/L | '18 |
URANIUM worst: 2016 | 0.0915 ug/L within 4.3× the national p90 | 30 ug/L | '12'13'14'15'16'17'18'19 |
COPPER worst: 2012 | 0.301 mg/L below national p90 | — | '12'15'18'19 |
LEAD worst: 2012 | 0.0417 mg/L | — | '12'15'19 |
DBAA worst: 2013 | 0.0036 mg/L | — | '13'14'15'16'17'18'19 |
DCAA worst: 2013 | 0.00596 mg/L | — | '13'14'15'17'19 |
MBAA worst: 2014 | 0.00119 mg/L | — | '14 |
TCAA worst: 2013 | 0.00222 mg/L | — | '13'14 |
BROMODICHLOROMETHANE worst: 2013 | 0.0148 mg/L | — | '13'14'15'16'17'18'19 |
BROMOFORM worst: 2013 | 0.00505 mg/L | — | '13'14'15'16'17'18'19 |
CHLOROFORM worst: 2013 | 0.0131 mg/L | — | '13'14'15'16'17'18'19 |
DIBROMOCHLOROMETHANE worst: 2013 | 0.0143 mg/L | — | '13'14'15'16'17'18'19 |
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Combined RadiumCombined radium-226 and radium-228 — naturally occurring radioactive elements. | 1.59–2.05 pCi/LRangeSystem-wide | 5 pCi/LMCL | Within the limit |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Chromium, TotalTotal chromium — the sum of all chromium forms, from natural deposits and industrial discharge. | 32.4 ug/LHighest single sampleSystem-wide | 100 ug/LMCL | Within the limit |
| SodiumA naturally occurring salt component. | 14.4–100 mg/LRangeSystem-wide | None set | Detected — no federal limit |
VOCs & pesticides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Dichloromethane | 1.43 ug/LHighest single sampleSystem-wide | 5 ug/LMCL | Within the limit |
People also ask about Edmond, OK's water
+Is Edmond, OK tap water safe to drink in 2024?
Every one of the 22 contaminants measured in Edmond, OK's 2024 Consumer Confidence Report is below its federal limit. "Safe" under the EPA's drinking-water standards is health-based, not aesthetic — but by those standards, no measured contaminant in this report exceeds its enforceable threshold. Individual health concerns (e.g. immunocompromised, infant, pregnancy) may warrant additional filtering regardless of compliance.
+What contaminants are in Edmond, OK tap water?
22 contaminants were measured in Edmond, OK's 2024 Consumer Confidence Report, spanning metals, pfas ("forever chemicals"), and radionuclides. 15 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.
+Are any contaminants in Edmond, OK tap water approaching the federal limit?
2 contaminants are between 80% and 100% of the federal limit in this report: Uranium and TTHM. Approaching means measured but not in violation — a margin that can close quickly if conditions change.
+Where does the data on this page come from?
Every value is transcribed from Edmond, OK's 2024 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.
+How often is Edmond, OK's water quality data updated?
Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2024 report; a new report will replace it once the utility publishes its next annual update.