NAS NORTH ISLAND & NAB CORONADO
California — Community Water System — PWSID: CA3710750
System Information
| PWSID | CA3710750 |
| System Name | NAS NORTH ISLAND & NAB CORONADO |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 17, 1996 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | California |
| City | SAN DIEGO |
| ZIP Code | 92135-7088 |
| Address | NAVAL BASE CORONADO PWO, BLDG. #3 |
| Organization | NGUYEN, VICTORIA |
| Phone | 619-545-1127 |
Population & Service
| Population Served | 36,990 |
| Service Connections | 1,415 |
Drinking Water Violations (9)
This water system has 9 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2008 | Jan 31, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2008 | Total Coliform Rule |
| Jan 1, 2008 | Jan 31, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2008 | Total Coliform Rule |
| Jul 1, 2006 | Sep 30, 2006 | TTHM | MCL | Yes | No | .09231 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2006 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2006 | Sep 30, 2006 | TTHM | MCL | Yes | No | .09231 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2006 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2005 | Sep 30, 2005 | TTHM | MCL | Yes | No | .141 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2005 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2005 | Sep 30, 2005 | TTHM | MCL | Yes | No | .141 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2005 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2005 | Jun 30, 2005 | TTHM | MCL | Yes | No | .1022 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2005 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2005 | Jun 30, 2005 | TTHM | MCL | Yes | No | .1022 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2005 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2005 | Jun 30, 2005 | TTHM | MCL | Yes | No | .1022 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2005 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.