Water System Report CA

Antelope Valley Mobile Estates

EPA ID: CA1500485 · 60 people served · 2 ZIP codes

Five years of EPA monitoring have produced no violations for Antelope Valley Mobile Estates — the supplier serving 60 residents has kept every contaminant level within federal limits, a result that places it among the top-performing utilities for systems with a service population of comparable size.

Data: EPA SDWIS Last verified: 2026-04-02

60
People Served
2
ZIP Codes Served
0
Violations (5yr)
Groundwater
Water Source
0
Contaminants Flagged

Service Area Map

Coverage area for Antelope Valley Mobile Estates Source: EPA SDWIS service area boundaries.

Service area boundary

Service Area Demographics

$128,105
Median Household Income
26,297
Service Area Population
49%
Disadvantaged Population
50th
Poverty Percentile
20th
Energy Burden Percentile
91%
Pre-1986 Housing

The Antelope Valley Mobile Estates serves a community with a median household income of $128,105 and an estimated 26,297 residents across its service area. Approximately 91% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

Environmental Justice Note: 49% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.

💧 Where Does Your Water Come From?

Groundwater

Antelope Valley Mobile Estates's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.

Low Risk
Source Contamination Risk
50th
Wastewater Discharge Proximity
70th
Superfund Site Proximity

About 2% of homes in Los Angeles County, California rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.

Superfund Proximity Note: This service area ranks in the 70th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.

Infrastructure Risk

69 yr
Avg Pipe Age
Galvanized Steel or Copper
Pipe Material
0 yr
Est. Remaining Life
Stable
Decay Status
Installed 100% of expected lifespan used End of life

Comparable Water Systems

Similar-sized systems in California

0 violations
0 violations
0 violations
0 violations
Country Villa Apts
60 people
0 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Flood Insurance Radon Mitigation
Flood Insurance $600
Radon Mitigation $400
Total Estimated Cost $1,000

Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.

System Overview

Antelope Valley Mobile Estates (EPA ID: CA1500485) is a community water system in California that serves approximately 60 people from groundwater sources.

This system provides water to 2 ZIP codes across 1 community.

Violation History

No violations recorded — This water system has no recorded EPA violations in the past 5 years.

Lead & Copper

No Lead and Copper Rule sampling data available for this water system.

Need help with your water quality?

Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400

Find the Right Water Filter

Free tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.

ZIP Codes Served

  • 91030 — South Pasadena
  • 91031 — South Pasadena

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Antelope Valley Mobile Estates (CA1500485) on EPA.gov.

Frequently Asked Questions

Is Antelope Valley Mobile Estates water safe to drink?

Based on EPA records, Antelope Valley Mobile Estates has no recorded violations in the past 5 years — a positive indicator of water quality management.

How many people does Antelope Valley Mobile Estates serve?

Antelope Valley Mobile Estates serves approximately 60 people across 2 ZIP codes in California.

Where does Antelope Valley Mobile Estates get its water?

The primary water source is groundwater.

Lead Service Line Inventory

Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:

0
Confirmed Lead
0
Galvanized — Replacement Required
0
Unknown Material
29
Confirmed Non-Lead

This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.

Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.

Federal Regulatory Status · 2026Q1
LCRR inventory submission: Reported all required service line types
Latest tap sample on 2023-01-01 did not exceed the federal lead action level.
Population served: 60
Reported to California

Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026

ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.

Learn about lead in drinking water →

Frequently Asked Questions

Should I use a water filter?
Antelope Valley Mobile Estates meets EPA standards, but a water filter can reduce trace contaminants below detectable levels for added peace of mind.
How many people does Antelope Valley Mobile Estates serve?
Antelope Valley Mobile Estates serves approximately 60 people with drinking water across 2 ZIP codes.
What is Antelope Valley Mobile Estates's water source?
Antelope Valley Mobile Estates draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
What is the demographic profile of Antelope Valley Mobile Estates's service area?
The Antelope Valley Mobile Estates service area has a median household income of $128,105. EPA EJScreen data classifies 49% of the population as disadvantaged, which may indicate greater vulnerability to environmental health risks.
Where does Antelope Valley Mobile Estates get its water?
Antelope Valley Mobile Estates's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
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