Water Systems Serving Zip Code 94928
Not sure which system is yours? Most residents in ZIP 94928 are likely served by City of Rohnert Park (population served: 43,821). Check your water bill for your provider name if you're unsure.
Direct EPA ZIP Matches
8 active water systems have this ZIP in EPA records.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Branscomb Mobile Home Park | 42 | Surface Water | 92 | 2 |
| Sonoma State University | 10,986 | Groundwater | 2 | 1 |
| City of Rohnert Park | 43,821 | Groundwater | 1,062 | 0 |
| Graton Resort and Casino | 10,127 | Groundwater | 1 | 0 |
| Graton Mutual Water System | 50 | Groundwater | 1 | 0 |
| Sonoma State U.-Fairfield Osborn Pres | 151 | Groundwater | 0 | 0 |
| Terrace View Water System | 60 | Groundwater | 0 | 0 |
| Rolling Oaks Road Association | 25 | Groundwater | 0 | 0 |