El Rio Estates
EPA ID: CA4500246 · 434 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for El Rio Estates (CA4500246): 2 unresolved EPA violations on record. Not yet resolved: 2 EPA violations at El Rio Estates, affecting about 434 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for El Rio Estates Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The El Rio Estates serves a community with a median household income of $65,000 and an estimated 25,009 residents across its service area. Approximately 62% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 44% 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?
El Rio 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.
Infrastructure Risk
Detected Contaminants
How El Rio Estates compares to EPA limits
What This Means For You
Stage 2 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Consumer Confidence Report Rule at 1 mg/L exceeds the EPA maximum of mg/L.
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
El Rio Estates (EPA ID: CA4500246) is a community water system in California that serves approximately 434 people from groundwater sources.
This system serves ZIP code 96007 in Anderson.
Violation History
Status breakdown for accepted records with record years 2021-2026: 1 resolved, 0 archived, 0 addressed, and 2 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Unaddressed (current) |
| October 17, 2024 | Stage 2 DBP Rule | Non-health-based | Unaddressed (current) |
| October 1, 2021 | Consumer Confidence Report Rule | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Stage 2 DBP Rule | Treatment Failure | 2 | Yes |
| Consumer Confidence Report Rule | Reporting Failure | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.00087 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
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
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by CA or modeled from parcel and building-footprint data.
- 96007 - Anderson
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for El Rio Estates (CA4500246) on EPA.gov.
Frequently Asked Questions
Is El Rio Estates water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 1 current health-based noncompliance record for El Rio Estates. Review the utility's current notices and EPA record. This system-level compliance history cannot determine conditions at a specific tap.
How many people does El Rio Estates serve?
El Rio Estates serves approximately 434 people across 1 ZIP code in California.
Where does El Rio Estates get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). El Rio Estates (CA): 1 Health Violation. https://zipcheckup.com/water-system/ca4500246/
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author = {{ZipCheckup}},
title = {{El Rio Estates (CA): 1 Health Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ca4500246/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
El Rio Estates (EPA ID: CA4500246) - request the latest Consumer Confidence Report or ask about specific contaminants.