Water Systems Serving Zip Code 92123
Not sure which system is yours? Most residents in ZIP 92123 are likely served by City of San Diego (population served: 1,385,379). Check your water bill for your provider name if you're unsure.
Direct EPA ZIP Matches
15 active water systems have this ZIP in EPA records.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Potrero County Park | 100 | Groundwater | 18 | 16 |
| Lake Morena County Park | 300 | Groundwater | 3 | 3 |
| Vallecito County Park | 145 | Groundwater | 2 | 1 |
| Jack in the Box #5328 | 100 | Groundwater | 1 | 1 |
| San Diego County Water Authority | 0 | Surface Water | 1 | 1 |
| City of San Diego | 1,385,379 | Surface Water | 36 | 0 |
| William Heise County Park | 850 | Groundwater | 4 | 0 |
| Louis A. Stelzer County Park | 200 | Groundwater | 4 | 0 |
| Jess Martin County Park | 150 | Groundwater | 2 | 0 |
| Oakoasis Open Space Preserve | 25 | Groundwater | 2 | 0 |
| Santa Margarita County Preserve | 75 | Groundwater | 1 | 0 |
| Agua Caliente County Park | 400 | Groundwater | 0 | 0 |
| Santa Ysabel Nature Center | 248 | Groundwater | 0 | 0 |
| El Monte County Park | 100 | Groundwater | 0 | 0 |
| Sycamore Canyon / Goodan Ranch | 50 | Groundwater | 0 | 0 |