Park Heights Mutual Water Company
EPA ID: CA5000017 · 250 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Park Heights Mutual Water Company (CA5000017): no EPA violations recorded in the last five years. Park Heights Mutual Water Company'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 250 residents year after year.
Data: EPA SDWIS
Service Area Map
Coverage area for Park Heights Mutual Water Company Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Park Heights Mutual Water Company serves a community with a median household income of $90,633 and an estimated 25,303 residents across its service area.
Environmental Justice Note: 54% 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?
Park Heights Mutual Water Company'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.
Superfund Proximity Note: This service area ranks in the 80th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
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
Park Heights Mutual Water Company (EPA ID: CA5000017) is a community water system in California that serves approximately 250 people from groundwater sources.
This system serves ZIP code 95367 in Riverbank.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0 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.
- 95367 - Riverbank
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Park Heights Mutual Water Company (CA5000017) on EPA.gov.
Frequently Asked Questions
Is Park Heights Mutual Water Company water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Park Heights Mutual Water Company in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Park Heights Mutual Water Company serve?
Park Heights Mutual Water Company serves approximately 250 people across 1 ZIP code in California.
Where does Park Heights Mutual Water Company get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Park Heights Mutual Water Company Water Quality Report, CA. https://zipcheckup.com/water-system/ca5000017/
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