San Pasqual District A
PWS ID: 090605017 · Valley Center, 09 92082
Population Served
1,225
Total Violations
226
Health-Based Violations
3
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Native American
- Connections
- 152
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 80
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 8 | 2009 |
| Consumer Confidence Rule | Other | 6 | 2007 |
| Nitrate | MR | 5 | 2010 |
| Combined Radium (-226 and -228) | MR | 4 | 2025 |
| Coliform (TCR) | MCL | 3 | 2009 |
| Nitrite | MR | 2 | 1998 |
| Asbestos | MR | 2 | 1998 |
| Endrin | MR | 2 | 1998 |
| Carbofuran | MR | 2 | 1998 |
| LASSO | MR | 2 | 1998 |
| 2,3,7,8-TCDD | MR | 2 | 2020 |
| Heptachlor | MR | 2 | 1998 |
| Heptachlor epoxide | MR | 2 | 1998 |
| Pentachlorophenol | MR | 2 | 1998 |
| Total Polychlorinated Biphenyls (PCB) | MR | 2 | 1998 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 2 | 1998 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 2025 |
| Revised Total Coliform Rule | MON | 2 | 2022 |
| ETHYLENE DIBROMIDE | MR | 2 | 1998 |
| Chlordane | MR | 2 | 1998 |
| Atrazine | MR | 2 | 1998 |
| Arsenic | MR | 1 | 2022 |
| CYANIDE | MR | 1 | 1998 |
| Endothall | MR | 1 | 1998 |
| Glyphosate | MR | 1 | 1998 |
| OXAMYL | MR | 1 | 1998 |
| Simazine | MR | 1 | 1998 |
| Di(2-ethylhexyl) phthalate | MR | 1 | 1998 |
| Dinoseb | MR | 1 | 1998 |
| Hexachlorocyclopentadiene | MR | 1 | 1998 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.