Mi Wuk Heights Mwc
EPA ID: CA5500060 · 445 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for Mi Wuk Heights Mwc (CA5500060): no drinking-water violations recorded since 2021. No violations appear in the federal EPA file for Mi Wuk Heights Mwc, which supplies 445 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Mi Wuk Heights Mwc Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Mi Wuk Heights Mwc have a median household income of $97,159 and about 4,470 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 78% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Mi Wuk Heights Mwc'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
Mi Wuk Heights Mwc (EPA ID: CA5500060) is a community water system in California that serves approximately 445 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 |
|---|---|---|
| Below the reporting limit | No | 2025-12-31 |
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 Mi Wuk Heights Mwc (CA5500060) on EPA.gov.
Frequently Asked Questions
Is Mi Wuk Heights Mwc water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Mi Wuk Heights Mwc 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 Mi Wuk Heights Mwc serve?
Mi Wuk Heights Mwc serves approximately 445 people across 2 ZIP codes in California.
Where does Mi Wuk Heights Mwc get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Mi Wuk Heights Mwc Water Quality Report, CA. https://zipcheckup.com/water-system/ca5500060/
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title = {{Mi Wuk Heights Mwc Water Quality Report, CA}},
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url = {https://zipcheckup.com/water-system/ca5500060/}
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