EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records

COUNTY WATER-SYSTEM LEDGER

Monterey, California

Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.

Systems16active CWS · pop. 2,500+
Population served409,063reported total; may overlap
Current violation flag6.2%1 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Monterey

Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.

Water systemPopulation servedPrimary sourceCurrent export status
Cwsc SalinasCA2710010123,679Ground waterNo current violation flagged
Cal Am Water Company - MontereyCA271000492,450Groundwater under influence of surface waterNo current violation flagged
Alco Water ServiceCA271000156,253Ground waterNo current violation flagged
Marina Coast Water DistrictCA271001738,377Ground waterNo current violation flagged
Soledad, City OfCA271001119,455Ground waterNo current violation flagged
Greenfield, City OfCA271000818,967Ground waterCurrent monitoring/reporting flag
Cwsc King CityCA271000916,334Ground waterNo current violation flagged
Gonzales, City OfCA27100078,327Ground waterNo current violation flagged
Castroville Community Services DistrictCA27100057,515Ground waterNo current violation flagged
Psmcsd - PajaroCA27100206,500Ground waterNo current violation flagged
Cwsc Salinas HillsCA27100125,293Ground waterNo current violation flagged
Correctional Training Facility - SoledadCA27108504,269Ground waterNo current violation flagged
Cwsc Oak HillsCA27100193,161Ground waterNo current violation flagged
Salinas Valley State PrisonCA27108512,930Ground waterNo current violation flagged
Seaside Municipal Water SystemCA27100182,800Ground waterNo current violation flagged
Fort Hunter LiggettCA27107022,753Ground waterNo current violation flagged

02 / SOURCE MIX

Ground water15 systems · 316,613 served
Groundwater under influence of surface water1 systems · 92,450 served
How to read the population total

It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.