Spring Creek Estates Public Water System
EPA ID: CA3900927 · 119 people served · 1 ZIP code
ZipCheckup's reading of EPA records for Spring Creek Estates Public Water System (CA3900927): no drinking-water violations recorded since 2021. Zero EPA violations appear on record for Spring Creek Estates Public Water System, which serves 119 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Spring Creek Estates Public Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Spring Creek Estates Public Water System have a median household income of $104,952 and about 18,440 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 42% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: On average, 55% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). 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?
Spring Creek Estates Public Water System'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.
Superfund Proximity Note: This service area ranks in the 70th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
PFAS in ZIP Codes This System Serves
PFAS ("forever chemicals") have been reported in samples from water systems associated with the ZIP codes in this system's area. These results can come from other water systems serving the same ZIP codes; check the UCMR5 section for any results reported for this system. 3 detections recorded. 2 detections are above the level of a federal PFAS MCL (4 ppt for PFOA and PFOS), with compliance required from 2029.
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
Spring Creek Estates Public Water System (EPA ID: CA3900927) is a community water system in California that serves approximately 119 people from groundwater sources.
This system serves ZIP code 95366 in Ripon.
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: 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.
- 95366 - Ripon
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Spring Creek Estates Public Water System (CA3900927) on EPA.gov.
Frequently Asked Questions
Is Spring Creek Estates Public Water System water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Spring Creek Estates Public Water System 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 Spring Creek Estates Public Water System serve?
Spring Creek Estates Public Water System serves approximately 119 people across 1 ZIP code in California.
Where does Spring Creek Estates Public Water System get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Spring Creek Estates Public Water System Water Report, CA. https://zipcheckup.com/water-system/ca3900927/
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