EPA data as of Oct 2026 · page updated 2026-10-29

Home hazard report for 93504 — California City, CA

ZIP 93504 is served by Antelope Valley East Kern Water Agency: no health-based violations since 2016, latest lead result No data, PFAS not tested. Kern is in EPA radon zone 2.

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Where ZIP 93504 is

blue: utility service area · scroll or pinch to zoom
ZIP code areaZIP center Water utility service area PFOA/PFOS ≥ 4 ppt Lead > 15 ppb 5+ violations Superfund site (active) proposed cleaned up Circles: other water systems flagged nearby; size = people served. Tap any symbol for details.

Drinking water: Antelope Valley East Kern Water Agency

EPA IDCA1910045
People served0
Sourcesurface water (rivers, lakes)
Connections49

Health-based violations

No health-based violations reported since 2016.

Full record for Antelope Valley East Kern Water Agency →

Lead

No lead sampling results on file.

PFAS (“forever chemicals”)

This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5).

Radon in Kern

EPA radon zone 2 — moderate potential. Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.

Radon is a colorless, odorless radioactive gas from soil and rock, and the leading cause of lung cancer among non-smokers. EPA recommends fixing a home at 4 pCi/L or above and considering it from 2 pCi/L. A short-term test kit costs about $15–30. How radon zones work →

Superfund sites nearby

No site on EPA’s Superfund National Priorities List lies within 10 miles of the center of this ZIP code.

EPA Superfund National Priorities List (NPL): the country’s most serious known hazardous-waste sites, each with an EPA cleanup record (linked). Distance is measured from the ZIP center to the site’s reference point; being near a site does not by itself mean exposure — EPA site pages describe what was found and how it is being cleaned up.

Buying a home in California City? See the 2026 conforming, FHA and jumbo loan limits for Kern →

What this is — and isn’t. These are records your water utility and state reported to the EPA, and the EPA’s radon map for your county. They describe the system and the area, not the water from your own tap or the air in your home. For that, read your utility’s annual Consumer Confidence Report and test: lead and radon tests are inexpensive.

Questions about 93504

Who supplies drinking water to ZIP 93504?

Antelope Valley East Kern Water Agency (EPA ID CA1910045), a surface water (rivers, lakes) system serving about 0 people.

Is there lead in California City, CA tap water?

No lead sampling results are on file for this system.

Does California City, CA water have PFAS?

This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5 covers systems serving over 3,300 people and a sample of smaller ones).

Has the water system in 93504 had violations?

No health-based violations reported since 2016.

Are there Superfund sites near 93504?

No active Superfund site within 10 miles of the ZIP center.

Is radon a problem in Kern?

Kern is in EPA radon zone 2 (moderate potential). Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.