San Joaquin County - Lincoln Village
EPA ID: CA3910010 · 5,841 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for San Joaquin County - Lincoln Village (CA3910010): no EPA violations recorded in the last five years. Although compliance varies widely among water utilities nationally, San Joaquin County - Lincoln Village stands out with zero EPA violations over five consecutive monitoring years, delivering safe tap water to 5,841 residents and showing no enforcement activity across the entire reporting span.
Data: EPA SDWIS
Service Area Map
Coverage area for San Joaquin County - Lincoln Village Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The San Joaquin County - Lincoln Village serves a community with a median household income of $68,767 and an estimated 52,441 residents across its service area. Approximately 82% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 55% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
🌊 Where Does Your Water Come From?
San Joaquin County - Lincoln Village's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Superfund Proximity Note: This service area ranks in the 70th percentile nationally for proximity to Superfund (NPL) sites.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded. 1 exceeds federal EPA limits (4 ppt for PFOA/PFOS).
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
San Joaquin County - Lincoln Village (EPA ID: CA3910010) is a community water system in California that serves approximately 5,841 people from surface water sources.
This system serves ZIP code 95207 in Stockton.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0 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.
- 95207 - Stockton
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for San Joaquin County - Lincoln Village (CA3910010) on EPA.gov.
Frequently Asked Questions
Is San Joaquin County - Lincoln Village water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for San Joaquin County - Lincoln Village 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 San Joaquin County - Lincoln Village serve?
San Joaquin County - Lincoln Village serves approximately 5,841 people across 1 ZIP code in California.
Where does San Joaquin County - Lincoln Village get its water?
The primary water source is surface water.
Federal UCMR5 PFAS Monitoring: Tested Clean
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were detected.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). San Joaquin County - Lincoln Village Water Report, CA. https://zipcheckup.com/water-system/ca3910010/
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