Occidental Community Services District
EPA ID: CA4900536 · 533 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Occidental Community Services District (CA4900536): no EPA violations recorded in the last five years. Federal monitoring records confirm Occidental Community Services District has operated without any EPA violations for the full five-year window - covering every contaminant category and reporting cycle across a service area of approximately 533 residents, with no gaps in the compliance record.
Data: EPA SDWIS
Service Area Map
Coverage area for Occidental Community Services District Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Occidental Community Services District serves a community with a median household income of $123,650 and an estimated 1,154 residents across its service area. Approximately 69% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Occidental Community Services District'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
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
Occidental Community Services District (EPA ID: CA4900536) is a community water system in California that serves approximately 533 people from groundwater sources.
This system serves ZIP code 95465 in Occidental.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0038 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.
- 95465 - Occidental
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Occidental Community Services District (CA4900536) on EPA.gov.
Frequently Asked Questions
Is Occidental Community Services District water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Occidental Community Services District 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 Occidental Community Services District serve?
Occidental Community Services District serves approximately 533 people across 1 ZIP code in California.
Where does Occidental Community Services District get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Occidental Community Services District Water Report, CA. https://zipcheckup.com/water-system/ca4900536/
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