Water Systems Serving Zip Code 94946
Not sure which system is yours? Most residents in ZIP 94946 are likely served by Nicasio Valley Ranch Mutual (population served: 36). 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 |
|---|---|---|---|---|
| Nicasio School | 48 | Groundwater Under Influence | 12 | 11 over limit |
| Nicasio Valley Ranch Mutual | 36 | Groundwater | 13 | 9 over limit |
| Skywalker Ranch | 250 | Groundwater | 8 | |
| Devils Gulch Ranch Water System | 25 | Groundwater | 2 |