ROCKWELL COLLINS INC. (FKA UPCO-UTAS)
California - Non-Transient Non-Community - PWSID: CA4800596
System Information
| PWSID | CA4800596 |
| System Name | ROCKWELL COLLINS INC. (FKA UPCO-UTAS) |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | FAIRFIELD |
| ZIP Code | 94533 |
| Address | 3530 Branscomb Rd |
| Organization | LEBLANC, RUTH |
| Phone | 707-422-1880 |
Population & Service
| Population Served | 477 |
| Service Connections | 20 |
Drinking Water Violations (7)
This water system has 7 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 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Jan 1, 2016 | Mar 31, 2016 | MCL | Yes | No | .01675 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2016 | - | |
| Jan 1, 2016 | Mar 31, 2016 | MCL | Yes | No | .01675 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2016 | - | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2012 | - | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2012 | - | |
| Jul 1, 1993 | Apr 4, 2000 | MR | No | No | - | TT | - | Resolved | Apr 4, 2000 | - |
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.