Skip to content
AquaCensus

Public water system · CA4310021

Active

Purissima Hills Water District

Community water system in Santa Clara County, California, drawing primarily on purchased surface water.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

6,245

Service connections

2,146

Primary source

SWP

Purchased surface water

System type

CWS

Community water system

System record

PWSIDCA4310021
System typeCommunity water system
Activity statusActive
Population served6,245
Service connections2,146
Primary water sourcePurchased surface water
Owner typeLocal government
Primacy agencyCA state drinking water program
City served—
StateCalifornia
ZIP—
CountySanta Clara County

Violations & enforcement

BeganViolationContaminant or ruleHealth-basedStatus
2020-01-01Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52Lead and Copper Rulecode 5000NoResolved
1999-11-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1998-08-01Required treatment not metTreatment Technique (SWTR and GWR) · code 41Surface Water Treatment Rulecode 0200YesResolved
1995-03-01Required treatment not metTreatment Technique (SWTR and GWR) · code 41Surface Water Treatment Rulecode 0200YesResolved
1992-03-01Required treatment not metTreatment Technique (SWTR and GWR) · code 41Surface Water Treatment Rulecode 0200YesResolved

All 5 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Purissima Hills Water District: frequently asked questions

Is Purissima Hills Water District's water safe to drink?

Purissima Hills Water District is an active community water system regulated under the Safe Drinking Water Act, overseen by the CA state drinking water program. EPA's SDWA data records violations for this system — the most recent are listed on this page, including health-based violations; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.

Who runs Purissima Hills Water District?

Purissima Hills Water District (PWSID CA4310021) is a local government-owned community water system, regulated by the CA state drinking water program.

How many people does Purissima Hills Water District serve?

Purissima Hills Water District reports serving 6,245 people through 2,146 service connections in Santa Clara County, California.

Where does Purissima Hills Water District get its water?

EPA SDWIS lists this system's primary water source as purchased surface water.

Other water systems in Santa Clara County

Water systemCountyPopulation servedTypeSource
San Jose WaterSanta Clara1,039,920CommunitySurface water
City of SunnyvaleSanta Clara157,566CommunityPurchased surface water
City of Santa ClaraSanta Clara130,746CommunityPurchased surface water
Great Oaks Wc Inc.Santa Clara110,088CommunityGroundwater
City of San Jose - Evg/Edv/CoySanta Clara101,265CommunityPurchased surface water
City of MilpitasSanta Clara81,773CommunityPurchased surface water

Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.