Water Systems Serving Zip Code 91948
Not sure which system is yours? Most residents in ZIP 91948 are likely served by Laguna Mountain Mutual Water Co. (population served: 100). Check your water bill for your provider name if you're unsure.
Direct EPA ZIP Matches
2 active water systems have this ZIP in EPA records.
| Water system | Serves | Source | Violations | What kind |
|---|---|---|---|---|
| Laguna Mountain Mutual Water Co. | 100 | Groundwater | 5 | |
| Mount Laguna Improvement Assn. | 578 | Groundwater | 4 |