Fern Grove Water Club
EPA ID: CA4400572 · 187 people served · 2 ZIP codes
Zero violations in five consecutive years of EPA monitoring — Fern Grove Water Club has held a clean track record across every reporting cycle in that span, with no enforcement activity of any kind on file for the full service population of 187 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Stable · Risk tier: High · 85% chance of violation in next 12 months
Violations went from 2 (2021) to 5 (2024). Violation counts have remained relatively steady.
Service Area Map
Coverage area for Fern Grove Water Club Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Fern Grove Water Club serves a community with a median household income of $146,941 and an estimated 15,369 residents across its service area. Approximately 57% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Fern Grove Water Club'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.
About 1% of homes in Santa Cruz County, California rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 3 detections recorded.
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
Fern Grove Water Club (EPA ID: CA4400572) is a community water system in California that serves approximately 187 people from groundwater sources.
This system provides water to 2 ZIP codes across 1 community.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
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: 1 ZIP code confirmed via EPA Community Water System Service Area Boundaries v3 plus 1 additional ZIP inferred from SDWIS registry data. The EPA-confirmed set is the most reliable; SDWIS-inferred entries may be narrower than the real deployment area.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Fern Grove Water Club (CA4400572) on EPA.gov.
Frequently Asked Questions
Is Fern Grove Water Club water safe to drink?
Based on EPA records, Fern Grove Water Club has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Fern Grove Water Club serve?
Fern Grove Water Club serves approximately 187 people across 2 ZIP codes in California.
Where does Fern Grove Water Club get its water?
The primary water source is groundwater.