San Miguel CBP
PWS ID: 090400218 · Laguna Niguel, 09 92677
Population Served
25
Total Violations
79
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Federal
- Connections
- 15
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 72
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 3 | 2016 |
| Revised Total Coliform Rule | RPT | 3 | 2025 |
| Dalapon | MR | 2 | 2016 |
| Diquat | MR | 2 | 2016 |
| Endothall | MR | 2 | 2016 |
| Glyphosate | MR | 2 | 2016 |
| OXAMYL | MR | 2 | 2016 |
| Dinoseb | MR | 2 | 2016 |
| Carbofuran | MR | 2 | 2016 |
| 2,3,7,8-TCDD | MR | 2 | 2016 |
| Pentachlorophenol | MR | 2 | 2016 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 2 | 2016 |
| Coliform (TCR) | MR | 2 | 2013 |
| 2,4-D | MR | 2 | 2016 |
| Picloram | MR | 2 | 2016 |
| ETHYLENE DIBROMIDE | MR | 2 | 2016 |
| Arsenic | MR | 2 | 2016 |
| 2,4,5-TP | MR | 2 | 2016 |
| BHC-GAMMA | MR | 1 | 2013 |
| Methoxychlor | MR | 1 | 2013 |
| Toxaphene | MR | 1 | 2013 |
| Di(2-ethylhexyl) adipate | MR | 1 | 2013 |
| Simazine | MR | 1 | 2013 |
| Atrazine | MR | 1 | 2013 |
| Heptachlor | MR | 1 | 2013 |
| LASSO | MR | 1 | 2013 |
| Benzo(a)pyrene | MR | 1 | 2013 |
| Total Polychlorinated Biphenyls (PCB) | MR | 1 | 2013 |
| Xylenes, Total | MR | 1 | 2013 |
| 1,1-Dichloroethylene | MR | 1 | 2013 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.