Selenium in Oklahoma Drinking Water
29 public water systems in Oklahoma have historical EPA violation records associated with selenium in the Q2 2026 snapshot.
39
Historical Records in Oklahoma
29
Systems With Records
About Selenium
- EPA Limit
- 50 ppb
- Category
- Inorganic
- Health Effects
- Hair or fingernail loss, numbness, circulatory problems
- Common Treatment Approaches
- Reverse osmosis, activated alumina
These counts describe historical compliance records, not present concentrations or household test results. Confirm current conditions with the utility's latest Consumer Confidence Report.