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AquaCensus

Public water system · CA3710707

Active

Usn San Clemente Island

Non-transient non-community water system in San Diego County, California, drawing primarily on purchased surface water.

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

Population served

800

Service connections

221

Primary source

SWP

Purchased surface water

System type

NTNCWS

Non-transient non-community water system

System record

PWSIDCA3710707
System typeNon-transient non-community water system
Activity statusActive
Population served800
Service connections221
Primary water sourcePurchased surface water
Owner typeFederal government
Primacy agencyCA state drinking water program
City served
StateCalifornia
ZIP

Violations & enforcement

BeganViolationContaminantHealth-basedStatus
2025-06-013A8000NoArchived
2025-03-013A8000NoArchived
2025-02-01410200YesArchived
2025-01-01022456YesArchived
2024-11-01410200YesArchived
2024-10-01022456YesArchived
2024-09-01410200YesArchived
2024-07-01022456YesArchived
2024-04-01022456YesArchived
2024-04-01410200YesArchived
2014-01-01022950YesResolved
2013-10-01022950YesResolved

Usn San Clemente Island: frequently asked questions

Is Usn San Clemente Island's water safe to drink?

Usn San Clemente Island is an active non-transient non-community water system regulated under the Safe Drinking Water Act, overseen by the CA state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.

Who runs Usn San Clemente Island?

Usn San Clemente Island (PWSID CA3710707) is a federal government-owned non-transient non-community water system, regulated by the CA state drinking water program.

How many people does Usn San Clemente Island serve?

Usn San Clemente Island reports serving 800 people through 221 service connections in San Diego County, California.

Where does Usn San Clemente Island get its water?

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

Other water systems in San Diego County

Water systemCountyPopulation servedTypeSource
San Diego, City ofSan Diego1,385,379CommunitySurface water
Helix Water DistrictSan Diego277,668CommunitySurface water
Otay Water DistrictSan Diego238,008CommunityPurchased surface water
Sweetwater AuthoritySan Diego191,282CommunitySurface water
Oceanside, City ofSan Diego171,483CommunityPurchased surface water
Escondido, City ofSan Diego137,044CommunitySurface water