Robinson's Corner Mhp
EPA ID: CA0400021 · 20 people served · 27 ZIP codes
Robinson's Corner Mhp's five-year compliance history is clean by every EPA metric — no health-based violations, no monitoring lapses, no enforcement actions on record, reflecting consistent performance for a utility that supplies water to approximately 20 residents year after year.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 2 (2022) to 3 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Robinson's Corner Mhp Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Robinson's Corner Mhp serves a community with a median household income of $82,222 and an estimated 468,810 residents across its service area. Approximately 87% 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?
Robinson's Corner Mhp'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.
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
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 4 detections recorded. 1 exceeds federal EPA limits (4 ppt for PFOA/PFOS). 1 exceeds state limits.
Comparable Water Systems
Similar-sized systems in California
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
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
Robinson's Corner Mhp (EPA ID: CA0400021) is a community water system in California that serves approximately 20 people from groundwater sources.
This system provides water to 27 ZIP codes across 1 community.
Violation History
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 FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
- 90801 — Long Beach
- 90802 — Long Beach
- 90803 — Long Beach
- 90804 — Long Beach
- 90805 — Long Beach
- 90806 — Long Beach
- 90807 — Long Beach
- 90808 — Long Beach
- 90809 — Long Beach
- 90810 — Long Beach
- 90813 — Long Beach
- 90814 — Long Beach
- 90815 — Long Beach
- 90822 — Long Beach
- 90831 — Long Beach
- 90832 — Long Beach
- 90833 — Long Beach
- 90834 — Long Beach
- 90835 — Long Beach
- 90840 — Long Beach
- 90842 — Long Beach
- 90844 — Long Beach
- 90846 — Long Beach
- 90847 — Long Beach
- 90848 — Long Beach
- 90853 — Long Beach
- 90899 — Long Beach
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Robinson's Corner Mhp (CA0400021) on EPA.gov.
Frequently Asked Questions
Is Robinson's Corner Mhp water safe to drink?
Based on EPA records, Robinson's Corner Mhp has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Robinson's Corner Mhp serve?
Robinson's Corner Mhp serves approximately 20 people across 27 ZIP codes in California.
Where does Robinson's Corner Mhp get its water?
The primary water source is groundwater.