Orwood Resort
EPA ID: CA0707545 · 350 people served · 1 ZIP code
Federal monitoring records confirm Orwood Resort has operated without any EPA violations for the full five-year window — covering every contaminant category and reporting cycle across a service area of approximately 350 residents, with no gaps in the compliance record.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Stable · Risk tier: High · 74% chance of violation in next 12 months
Violations went from 1 (2022) to 4 (2025). Violation counts have remained relatively steady.
Service Area Map
Coverage area for Orwood Resort Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Orwood Resort serves a community with a median household income of $139,736 and an estimated 68,160 residents across its service area.
💧 Where Does Your Water Come From?
Orwood Resort'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 Contra Costa 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
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
Orwood Resort (EPA ID: CA0707545) is a community water system in California that serves approximately 350 people from groundwater sources.
This system serves ZIP code 94513 in Brentwood.
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
- 94513 — Brentwood
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Orwood Resort (CA0707545) on EPA.gov.
Frequently Asked Questions
Is Orwood Resort water safe to drink?
Based on EPA records, Orwood Resort has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Orwood Resort serve?
Orwood Resort serves approximately 350 people across 1 ZIP code in California.
Where does Orwood Resort get its water?
The primary water source is groundwater.