JULIAN COMMUNITY SERVICES DISTRICT
PWS ID: CA3700909 · JULIAN, California 92036
Population Served
1,517
Total Violations
175
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 188
- County
- San Diego
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 163
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrite | MR | 10 | 2012 |
| Lead and Copper Rule | MR | 9 | 2021 |
| Nitrate | MR | 8 | 2012 |
| Coliform (TCR) | MR | 7 | 2005 |
| Arsenic | MR | 6 | 2011 |
| Barium | MR | 6 | 2011 |
| Cadmium | MR | 6 | 2011 |
| Fluoride | MR | 6 | 2011 |
| Mercury | MR | 6 | 2011 |
| Nickel | MR | 6 | 2011 |
| Antimony, Total | MR | 6 | 2011 |
| Beryllium, Total | MR | 6 | 2011 |
| Thallium, Total | MR | 6 | 2011 |
| Selenium | MR | 6 | 2011 |
| Chromium | MR | 6 | 2011 |
| DICHLOROMETHANE | MR | 4 | 2006 |
| TTHM | MR | 4 | 2018 |
| Consumer Confidence Rule | Other | 3 | 2024 |
| Coliform (TCR) | MCL | 2 | 2013 |
| ENTEROCOCCI | MR | 2 | 2013 |
| cis-1,2-Dichloroethylene | MR | 2 | 2006 |
| o-Dichlorobenzene | MR | 2 | 2006 |
| p-Dichlorobenzene | MR | 2 | 2006 |
| Vinyl chloride | MR | 2 | 2006 |
| Carbon tetrachloride | MR | 2 | 2006 |
| Trichloroethylene | MR | 2 | 2006 |
| 1,1,2-Trichloroethane | MR | 2 | 2006 |
| Ethylbenzene | MR | 2 | 2006 |
| Simazine | MR | 2 | 2004 |
| Total Haloacetic Acids (HAA5) | MR | 2 | 2006 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.