Jacoby Creek Cwd
EPA ID: CA1210021 · 924 people served · 4 ZIP codes
ZipCheckup's reading of EPA SDWIS for Jacoby Creek Cwd (CA1210021): no EPA violations recorded in the last five years. Across every monitored period in the past five years, Jacoby Creek Cwd reported no EPA violations for its service population of 924.
Data: EPA SDWIS
Service Area Map
Coverage area for Jacoby Creek Cwd Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Jacoby Creek Cwd serves a community with a median household income of $79,703 and an estimated 48,986 residents across its service area. Approximately 71% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Jacoby Creek Cwd'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
Jacoby Creek Cwd (EPA ID: CA1210021) is a community water system in California that serves approximately 924 people from groundwater sources.
This system provides water to 4 ZIP codes across 4 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0014 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 Jacoby Creek Cwd (CA1210021) on EPA.gov.
Frequently Asked Questions
Is Jacoby Creek Cwd water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Jacoby Creek Cwd 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 Jacoby Creek Cwd serve?
Jacoby Creek Cwd serves approximately 924 people across 4 ZIP codes in California.
Where does Jacoby Creek Cwd get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Jacoby Creek Cwd Water Quality Report, CA. https://zipcheckup.com/water-system/ca1210021/
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title = {{Jacoby Creek Cwd Water Quality Report, CA}},
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url = {https://zipcheckup.com/water-system/ca1210021/}
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