Water Quality: Pasadena, CA
4 water systems • 191,916 people served
Multiple Health Violations46
Total Violations
28
Health-Based Violations
4
Water Systems
191,916
Population Served
Water Quality Summary
Pasadena has 28 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Selenium. In total, 46 violations are on record for 4 water systems serving 191,916 people.
Contaminants Found
Selenium
Water Systems Serving Pasadena
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| PASADENA WATER AND POWER | CA1910124 | Surface Water | 164,344 | 0 |
| SUNNY SLOPE WATER CO. | CA1910157 | Groundwater | 25,252 | 0 |
| KINNELOA IRRIGATION DIST. | CA1910035 | Groundwater | 1,960 | 14 |
| LAKE MORENA VIEWS MWC | CA3700924 | Groundwater | 360 | 32 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.