Water Systems Serving Zip Code 91978
Not sure which system is yours? Most residents in ZIP 91978 are likely served by Otay Water District (population served: 238,008). Check your water bill for your provider name if you're unsure.
Direct EPA ZIP Matches
5 active water systems have this ZIP in EPA records.
| Water system | Serves | Source | Violations | What kind |
|---|---|---|---|---|
| Live Oak Springs Water System | 317 | Groundwater | 14 | |
| San Pasqual Academy | 298 | Groundwater | 3 | |
| Rancho Del Campo Water System | 290 | Groundwater | 3 | |
| Campo Hills-County Public Works Wastewtr | 500 | Groundwater Under Influence | 1 | |
| Otay Water District | 238,008 | Surface Water Purchased | 0 | none on record |