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Public Water System
DESCANSO COMMUNITY WATER DISTRICT
PWSID CA3710009 · California · 870 people served
A
ExcellentDESCANSO COMMUNITY WATER DISTRICT is an EPA-regulated public water system in California (PWSID CA3710009). It serves an estimated 870 residents — a rural community of customers — across 1 community across 1 ZIP code.
DESCANSO COMMUNITY WATER DISTRICT has maintained full EPA Safe Drinking Water Act compliance over the most recent five-year reporting window. No health-based Maximum Contaminant Level (MCL) exceedances are on record. The grade of A reflects this clean compliance history.
Service Area
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Centered on the averaged ZIP-code centroid of 1 ZIP served.
Population
870
Cities
1
ZIPs
1
Violations
0
EPA Health-Based Violations
Health-based Maximum Contaminant Level (MCL) violations on file for DESCANSO COMMUNITY WATER DISTRICT over the past five years of EPA SDWIS reporting.
✅
No health-based violations in the last 5 years.
DESCANSO COMMUNITY WATER DISTRICT's water systems have met EPA health-based Maximum Contaminant Level (MCL) requirements throughout the EPA reporting window. This does not mean zero detection of regulated contaminants — it means all measured concentrations remained below their federal action levels.
Cities Served by DESCANSO COMMUNITY WATER DISTRICT
ZIP Codes Served
About this system
EPA records this system as PWSID CA3710009. Data reflects the most recent EPA SDWIS publication as of 2026-05-18. Public Water System Identifiers (PWSIDs) are assigned by the EPA's Safe Drinking Water Act program to track every regulated water utility in the United States. The first two letters typically indicate the state primacy agency. For real-time water quality information, contact DESCANSO COMMUNITY WATER DISTRICT directly or review their annual Consumer Confidence Report (CCR).
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