Nitrate in Illinois Drinking Water
280 public water systems in Illinois have historical EPA violation records associated with nitrate in the Q2 2026 snapshot.
707
Historical Records in Illinois
280
Systems With Records
About Nitrate
- EPA Limit
- 10000 ppb
- Category
- Inorganic
- Health Effects
- Blue baby syndrome in infants under six months
- Common Treatment Approaches
- Reverse osmosis, ion exchange
These counts describe historical compliance records, not present concentrations or household test results. Confirm current conditions with the utility's latest Consumer Confidence Report.