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

Home hazard report for 90201 — Bell Gardens, CA

ZIP 90201 is served by Gswc - Bell, Bell Gardens: no health-based violations since 2016, latest lead result 0 ppb, PFAS 15 ppt. Los Angeles County is in EPA radon zone 2.

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Where ZIP 90201 is

Dashed: ZIP area · 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: Gswc - Bell, Bell Gardens

EPA IDCA1910011
People served55,050
Sourcesurface water (rivers, lakes)
Connections7,489

Health-based violations

No health-based violations reported since 2016.

Full record for Gswc - Bell, Bell Gardens →

Other systems overlapping this ZIP: Tract 180 Mutual Water Co., City of Bell Gardens, Tract 349 Mutual Water Co..

Lead

Jan 20230 ppb
Jan 20200 ppb
Jan 20170 ppb
Jan 20140 ppb
Jan 20110 ppb
Jan 20080 ppb
Jan 20053 ppb
Jan 20045 ppb

90th-percentile lead per sampling round (90% of the homes sampled were at or below this level). Black line: EPA’s 15 ppb action level; under the Lead and Copper Rule Improvements the action level becomes 10 ppb from 2027.

PFAS (“forever chemicals”)

CompoundHighest resultSamples with detectionEPA limit
PFOS15 ppt2 of 124 ppt MCL
PFBA11 ppt1 of 11—
PFPeA7.3 ppt1 of 11—
PFHxA6.6 ppt1 of 11—
PFBS4.1 ppt1 of 12—
PFHxS3.6 ppt1 of 12—
HFPO-DA (GenX)not detected0 of 12—
PFHpAnot detected0 of 12—
PFNAnot detected0 of 12—
PFOAnot detected0 of 124 ppt MCL
PFDAnot detected0 of 12—

EPA Fifth Unregulated Contaminant Monitoring Rule (UCMR 5), samples 2023–2025; ppt = parts per trillion (ng/L). The 4.0 ppt maximum contaminant levels for PFOA and PFOS were set by EPA in 2024; water systems have until the end of the decade to comply.

Radon in Los Angeles County

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 →

Natural hazard risk

FEMA rates the overall natural-hazard risk of this neighborhood (census tract) as Very High, with relatively high social vulnerability and very low community resilience.

EarthquakeVery High
Riverine floodingRelatively High
HailRelatively Low
TornadoRelatively Low
Heat waveVery Low
LandslideVery Low
LightningVery Low
Strong windVery Low

FEMA National Risk Index (December 2025): expected annual losses from each hazard combined with social vulnerability and community resilience, rated relative to all U.S. census tracts. Hazards not listed are not applicable here. It describes the area, not a single building; flood insurance maps (FEMA FIRMs) decide flood-insurance requirements.

Live conditions: river gauges and flood levels · tornado warnings · wildfire detections · earthquakes — our sister maps, updated from NOAA, USGS and NASA every few minutes.

Superfund sites nearby

SiteStatusDistance
Pemaco Maywood
Maywood, California · EPA ID CAD980737092
Active (final NPL)1.0 mi
Jervis B. Webb Co.
South Gate, California · EPA ID CAD008339467
Active (final NPL)1.4 mi
Cooper Drum Company
South Gate, California · EPA ID CAD055753370
Active (final NPL)1.7 mi
Southern Avenue Industrial Area
South Gate, California · EPA ID CAN000905902
Active (final NPL)1.7 mi
Exide Technologies - Vernon
Vernon, California · EPA ID CAD097854541
Proposed2.7 mi
Operating Industries, Inc., Landfill
Monterey Park, California · EPA ID CAT080012024
Active (final NPL)5.8 mi
Waste Disposal, Inc.
Santa Fe Springs, California · EPA ID CAD980884357
Active (final NPL)6.8 mi
Omega Chemical Corporation
Whittier, California · EPA ID CAD042245001
Active (final NPL)7.4 mi
San Gabriel Valley (Area 3)
Alhambra, California · EPA ID CAD980818579
Active (final NPL)9.3 mi

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.

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 90201

Who supplies drinking water to ZIP 90201?

Gswc - Bell, Bell Gardens (EPA ID CA1910011), a surface water (rivers, lakes) system serving about 55,050 people.

Is there lead in Bell Gardens, CA tap water?

The utility’s latest 90th-percentile lead result (Jan 2023) was 0 ppb; EPA’s action level is 15 ppb, falling to 10 ppb from 2027. Lead mostly comes from service lines and home plumbing, so the only way to know your tap is to test it.

Does Bell Gardens, CA water have PFAS?

Highest PFOA or PFOS result in EPA’s 2023–2025 testing was at or above 4.0 ppt, EPA’s 2024 maximum contaminant level for each. 6 PFAS compounds detected.

Has the water system in 90201 had violations?

No health-based violations reported since 2016.

What natural hazards affect ZIP 90201?

FEMA’s National Risk Index rates the overall natural-hazard risk here as Very High; the highest-rated hazards are earthquake (very high), riverine flooding (relatively high), hail (relatively low).

Are there Superfund sites near 90201?

Active or proposed Superfund (National Priorities List) sites near the center of this ZIP code. Sites within 10 miles: Pemaco Maywood (1.0 mi, Active (final NPL)); Jervis B. Webb Co. (1.4 mi, Active (final NPL)); Cooper Drum Company (1.7 mi, Active (final NPL)).

Is radon a problem in Los Angeles County?

Los Angeles County 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.