Water Systems Serving Zip Code 91711
Not sure which system is yours? Most residents in ZIP 91711 are likely served by Sonora Water Resources, Inc (population served: 1,154). Check your water bill for your provider name if you're unsure.
Direct EPA ZIP Matches
4 active water systems have this ZIP in EPA records.
| Water system | Serves | Source | Violations | What kind |
|---|---|---|---|---|
| Sonora Water Resources, Inc | 1,154 | Surface Water Purchased | 3 | |
| Sierra Water Resources - Sierra City | 324 | Groundwater | 3 | |
| Owens Valley Water Resources, Inc. | 311 | Groundwater | 3 | |
| Three Valleys Mwd | 0 | Surface Water | 0 | none on record |