Pacific Union College
EPA ID: CA2810012 · 1,958 people served · 3 ZIP codes
ZipCheckup's reading of EPA records for Pacific Union College (CA2810012): no drinking-water violations recorded since 2021. Water monitoring history at Pacific Union College, as reported to the EPA, contains no recorded violations; 1,958 residents are counted in its service population.
Data: EPA SDWIS
Service Area Map
Coverage area for Pacific Union College Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Pacific Union College have a median household income of $116,534 and about 11,617 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 67% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Pacific Union College's water is classified in EPA records as a groundwater source. 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
Pacific Union College (EPA ID: CA2810012) is a community water system in California that serves approximately 1,958 people from groundwater sources.
This system provides water to 3 ZIP codes across 3 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.007 mg/L | No | 2023-12-31 |
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: Ask your water utility whether running cold water for 2 minutes is enough to flush your plumbing before drinking.
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.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Pacific Union College (CA2810012) on EPA.gov.
Frequently Asked Questions
Is Pacific Union College water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Pacific Union College 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 Pacific Union College serve?
Pacific Union College serves approximately 1,958 people across 3 ZIP codes in California.
Where does Pacific Union College get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Pacific Union College Water Quality Report, CA. https://zipcheckup.com/water-system/ca2810012/
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title = {{Pacific Union College Water Quality Report, CA}},
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url = {https://zipcheckup.com/water-system/ca2810012/}
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