CALEXICO, CITY OF
California — Community Water System — PWSID: CA1310002
System Information
| PWSID | CA1310002 |
| System Name | CALEXICO, CITY OF |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | California |
| City | CALEXICO |
| ZIP Code | 92231 |
| Address | 545 Pierce Avenue |
| Organization | FALOMIR, LILY |
| Phone | 760-768-0826 |
Population & Service
| Population Served | 40,357 |
| Service Connections | 8,638 |
Drinking Water Violations (14)
This water system has 14 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Jul 1, 2019 | Sep 30, 2019 | TTHM | MCL | Yes | No | .085 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2019 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2019 | Sep 30, 2019 | TTHM | MCL | Yes | No | .085 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2019 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2014 | Sep 30, 2014 | TTHM | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2014 | Sep 30, 2014 | TTHM | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2003 | Jun 30, 2003 | TTHM | MCL | Yes | No | .09041 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2003 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2003 | Jun 30, 2003 | TTHM | MCL | Yes | No | .09041 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2003 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| — | — | — | No | No | — | — | — | — | — | — | |
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| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.