Water Quality: Ottawa, IL
7 water systems • 19,288 people served
Multiple Health Violations470
Total Violations
61
Health-Based Violations
7
Water Systems
19,288
Population Served
Water Quality Summary
Ottawa has 61 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Disinfection Byproducts, Stage 2 DBP, Total Organic Carbon. In total, 470 violations are on record for 7 water systems serving 19,288 people.
Contaminants Found
Disinfection Byproducts
Stage 2 DBP
Total Organic Carbon
Water Systems Serving Ottawa
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| OTTAWA | IL0990800 | Groundwater | 18,097 | 222 |
| NAPLATE | IL0990600 | Groundwater | 465 | 12 |
| FIELDS HILL IMPROVEMENT ASSOCIATION | IL0995150 | Groundwater | 312 | 132 |
| RETZ ADDN IMPROVEMENT ASSOCIATION | IL0995400 | Groundwater | 168 | 32 |
| LA SALLE COUNTY NURSING HOME | IL0995329 | Groundwater | 100 | 10 |
| LAND AND WTR ASSN | IL0995050 | Groundwater | 83 | 57 |
| OAKLANE SBDV | IL0995250 | Groundwater | 63 | 5 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.