Ccwd - Wallace
EPA ID: CA0510019 · 255 people served · 2 ZIP codes
ZipCheckup's reading of EPA SDWIS for Ccwd - Wallace (CA0510019): no EPA violations recorded in the last five years. Unlike many utilities its size, Ccwd - Wallace carries a violation-free five-year record - no EPA notices, no MCL exceedances, serving 255 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Ccwd - Wallace Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Ccwd - Wallace serves a community with a median household income of $93,206 and an estimated 15,075 residents across its service area. Approximately 48% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Ccwd - Wallace'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
Ccwd - Wallace (EPA ID: CA0510019) is a community water system in California that serves approximately 255 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.00259 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.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Ccwd - Wallace (CA0510019) on EPA.gov.
Frequently Asked Questions
Is Ccwd - Wallace water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Ccwd - Wallace 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 Ccwd - Wallace serve?
Ccwd - Wallace serves approximately 255 people across 2 ZIP codes in California.
Where does Ccwd - Wallace get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Ccwd - Wallace Water Quality Report, CA. https://zipcheckup.com/water-system/ca0510019/
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author = {{ZipCheckup}},
title = {{Ccwd - Wallace Water Quality Report, CA}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ca0510019/}
}