Skip to main content
💧 TapWaterData
Home/Utilities/California/CAL-WATER SERVICE CO.-MARYSVILLE

CAL-WATER SERVICE CO.-MARYSVILLE

Serving 1 city in CA

Monitor
1 above health guidelines
12K
People Served
1
City
1
Water Sources
0
MCL Violations

Official CAL-WATER SERVICE CO.-MARYSVILLE Resources

CAL-WATER SERVICE CO.-MARYSVILLE Service Area

Loading map...

Service Area

This map shows the approximate service area for CAL-WATER SERVICE CO.-MARYSVILLE. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.

CAL-WATER SERVICE CO.-MARYSVILLE Water Quality Grade

A
Excellent

Water meets all health guidelines with no violations.

Quality Score90/100
1
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-WATER SERVICE CO.-MARYSVILLE Water Safe to Drink?

CAL-WATER SERVICE CO.-MARYSVILLE has reported 1 contaminant above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports below for specific water quality details.

This utility serves 12,266 people across 1 city 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.

CAL-WATER SERVICE CO.-MARYSVILLE Service Area

CAL-WATER SERVICE CO.-MARYSVILLE Contact & Information

Mailing Address

1720 NORTH FIRST STREET San Jose, CA 95112

Water Sources & Treatment

Water Sources

Groundwater

Treatment Methods

disinfectionfiltration

Disinfectant Used

hypochlorite

CAL-WATER SERVICE CO.-MARYSVILLE Annual Water Quality Reports

2026 Water Quality Report
Latest Consumer Confidence Report (CCR)
View Report

Historical reports are being compiled. Check back soon for archived water quality data.

What is a CCR? The Consumer Confidence Report (CCR) is an annual water quality report that water utilities are required by the EPA to provide to customers. It contains information about your water source, detected contaminants, and compliance status.

Recommended Water Filters for CAL-WATER SERVICE CO.-MARYSVILLE

Based on water quality data from cities served by CAL-WATER SERVICE CO.-MARYSVILLE, we recommend NSF-certified filters that can remove contaminants above health guidelines.

Stay Informed About Your Water Quality

Get EPA reports, filter recommendations, and safety alerts for your area.

Join 10,000+ people protecting their families. Unsubscribe anytime.