Water Quality: Rosemead, CA
14 water systems • 225,071 people served
Multiple Health Violations48
Total Violations
5
Health-Based Violations
14
Water Systems
225,071
Population Served
Water Quality Summary
Rosemead has 5 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Fecal Coliform, Stage 2 DBP, Total Haloacetic Acids (HAA5). In total, 48 violations are on record for 14 water systems serving 225,071 people.
Contaminants Found
Fecal Coliform
Stage 2 DBP
Total Haloacetic Acids (HAA5)
Water Systems Serving Rosemead
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| CAL AMERICAN WATER CO | CA5610040 | Surface Water | 66,809 | 4 |
| CAL/AM WATER COMPANY - SAN MARINO | CA1910139 | Surface Water | 47,995 | 2 |
| SAN GABRIEL COUNTY WD | CA1910144 | Groundwater | 39,345 | 0 |
| CAL-AM WATER COMPANY - DUARTE | CA1910186 | Groundwater | 24,773 | 0 |
| CAL/AM WATER COMPANY - BALDWIN HILLS | CA1910052 | Surface Water | 20,724 | 0 |
| CAL-AM WATER COMPANY - EAST PASADENA | CA1910020 | Groundwater | 9,949 | 0 |
| BELLFLOWER MUNICIPAL WATER SYSTEM | CA1910018 | Surface Water | 5,999 | 0 |
| AMARILLO MUTUAL WATER COMPANY | CA1910002 | Groundwater | 3,134 | 19 |
| CAL AMERICAN WC - LAS POSAS ESTATES | CA5610081 | Surface Water | 2,039 | 0 |
| CAL AMERICAN WATER COMPANY - PIRU | CA5610021 | Groundwater | 2,003 | 2 |
| CAL AMERICAN WC - RIO PLAZA | CA5610010 | Groundwater | 1,709 | 1 |
| GOLDEN SANDS MOBILE HOME PARK | CA1900649 | Groundwater | 450 | 2 |
| SCE/BIG CREEK POWERHOUSE 1 | CA1009111 | Surface Water | 104 | 17 |
| SCE BISHOP CREEK PLANT 4 | CA1400078 | Groundwater | 38 | 1 |
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.