Tap Water Quality Report for Monterey, California

Last Provided Update:N/A
Next Expected Update:April 19, 2025

Track your tap water quality with EPA-verified data on contaminants, violations, and health guidelines, updated quarterly from official water system monitoring results.

Monterey, California tap water has 1000 total contaminants, with 68 being above EPA standards and 611 being above InTheTap suggested standards. There are 0 active violations. The primary water source is not specified, serving 0 residents.

Water Systems (154)

154 water systems serve Monterey, California. Select one or more to filter the data below.

CWSC SALINAS
Public Water System ID:CA2710010
Population Served:113,074
Primary Source:Ground water
Last Updated:Nov 15, 2024
Contact:
CAL AM WATER COMPANY - MONTEREY
Public Water System ID:CA2710004
Population Served:92,450
Primary Source:Groundwater under influence of surface water
Last Updated:Nov 15, 2024
Contact:
MARINA COAST WATER DISTRICT
Public Water System ID:CA2710017
Population Served:36,987
Primary Source:Ground water
Last Updated:Nov 15, 2024
Contact:
ALCO WATER SERVICE
Public Water System ID:CA2710001
Population Served:30,142
Primary Source:Ground water
Last Updated:Nov 15, 2024
Contact:
CASTROVILLE COMMUNITY SERVICES DISTRICT
Public Water System ID:CA2710005
Population Served:7,515
Primary Source:Ground water
Last Updated:Nov 15, 2024
Contact:
PSMCSD - PAJARO
Public Water System ID:CA2710020
Population Served:6,500
Primary Source:Ground water
Last Updated:Nov 15, 2024
Contact:

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Water Quality Analysis

Comprehensive analysis of your water quality, showing both detected contaminants and violations history. Note that exceeding EPA contaminant levels in a single test doesn't always constitute a violation, as violations typically require sustained exceedances or failure to follow required treatment protocols.

Water Analysis

View detected contaminants and concentration levels for your water system(s).