- EPA's UCMR 5 testing looked for 30 contaminants here and found 6.
- PFOS (a PFAS): found in 4 of 4 samples, average 17 ppt, highest 51.3 ppt (EPA UCMR 5 testing, Feb 2023–Dec 2023) PFOA or PFOS averaged above 4.0 ppt in UCMR 5 testing
- PFHxS (a PFAS): found in 1 of 4 samples, average 3.8 ppt, highest 15.2 ppt (EPA UCMR 5 testing, Feb 2023–Dec 2023)
- PFPeA (a PFAS): found in 3 of 4 samples, average 3.4 ppt, highest 6.5 ppt (EPA UCMR 5 testing, Feb 2023–Dec 2023)
- PFHxA (a PFAS): found in 2 of 4 samples, average 3 ppt, highest 6.9 ppt (EPA UCMR 5 testing, Feb 2023–Dec 2023)
- PFBA (a PFAS): found in 1 of 4 samples, average 1.6 ppt, highest 6.4 ppt (EPA UCMR 5 testing, Feb 2023–Dec 2023)
- PFBS (a PFAS): found in 1 of 4 samples, average 1.1 ppt, highest 4.5 ppt (EPA UCMR 5 testing, Feb 2023–Dec 2023)
- Lead, 90th percentile: 0 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2026–Dec 31, 2026). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
Public EPA test results
Can you drink Broken Arrow tap water? What EPA records show
EPA OK1021508 · serves Tulsa County, OK · about 116,330 people (EPA SDWIS)
This report shows EPA's federal records for this water system: UCMR 5 testing, lead testing and violations. It isn't a test of the water at your tap, and it has no Water Score.
Public EPA test results
Broken Arrow Municipal Authority (EPA OK1021508)
EPA data as of October 14, 2026. For Broken Arrow's main utility, Broken Arrow Municipal Authority: We found no health-based violations in EPA's records for this system (OK1021508) since July 1, 2021, as of October 14, 2026. This water system averaged above 4.0 ppt for PFOA or PFOS in EPA's UCMR 5 testing.
What EPA records show for Broken Arrow Municipal Authority, as of October 14, 2026
We found no health-based violations in EPA's records for this system (OK1021508) since July 1, 2021, as of October 14, 2026.
Source: EPA ECHO record for Broken Arrow Municipal Authority (SDWIS). Data as of October 14, 2026.
Lead, 90th percentile: 0 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2026–Dec 31, 2026). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
This water system averaged above 4.0 ppt for PFOA or PFOS in EPA's UCMR 5 testing.
EPA's UCMR 5 testing looked for 30 contaminants here and found 6.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
Your water bill names your utility.
Does Broken Arrow Municipal Authority use chloramine?
EPA treatment records (state-reported) list chloramines for Broken Arrow Municipal Authority. EPA record