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Home/Utilities/California/CAL/AM WATER COMPANY - SAN MARINO

CAL/AM WATER COMPANY - SAN MARINO

Serving 9 cities in CA

No Violations
All contaminants within safe levels
48K
People Served
9
Cities
1
Water Sources
0
MCL Violations

Official CAL/AM WATER COMPANY - SAN MARINO Resources

CAL/AM WATER COMPANY - SAN MARINO Service Area

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Service Area

This map shows the approximate service area for CAL/AM WATER COMPANY - SAN MARINO. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.

CAL/AM WATER COMPANY - SAN MARINO Water Quality Grade

A
Excellent

Water meets all health guidelines with no violations.

Quality Score100/100
0
Above Health Guidelines
0
EPA Violations

Grade is calculated based on contaminants exceeding health guidelines (MCLG) and EPA Maximum Contaminant Level violations. A = Excellent (90-100), B = Good (80-89), C = Fair (70-79), D = Poor (60-69), F = Failing (<60).

Is CAL/AM WATER COMPANY - SAN MARINO Water Safe to Drink?

CAL/AM WATER COMPANY - SAN MARINO water currently meets all EPA Maximum Contaminant Level Goals (MCLGs) across all cities served. Water quality testing shows all contaminants are within safe levels according to health-based guidelines.

This utility serves 47,695 people across 9 cities in CA. Water quality can vary by location within the service area. Check individual city pages below for detailed contaminant data specific to your area.

Get your water independently tested in California β†’

CAL/AM WATER COMPANY - SAN MARINO Service Area

CAL/AM WATER COMPANY - SAN MARINO Contact & Information

Emergency Line

1-888-237-1333

24/7 After-Hours

Mailing Address

8657 GRAND AVENUE Rosemead, CA 91770

B2B Contact Data

B2B Contact Data Available

Contacts for CAL/AM WATER COMPANY - SAN MARINO

Updated Jan 2026
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NameTitlePhoneEmail
Jβ–ˆβ–ˆβ–ˆβ–ˆ Sβ–ˆβ–ˆβ–ˆβ–ˆWater Treatment Supervisor(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆjβ–ˆβ–ˆβ–ˆβ–ˆ@cityβ–ˆβ–ˆβ–ˆβ–ˆ.gov
Mβ–ˆβ–ˆβ–ˆβ–ˆ Jβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆUtility Director(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆmβ–ˆβ–ˆβ–ˆβ–ˆ@waterβ–ˆβ–ˆβ–ˆβ–ˆ.org
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Water Sources & Treatment

Water Sources

Surface water purchased

Treatment Methods

disinfectionno treatment

Disinfectant Used

hypochlorite, no disinfectant

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