Forest Knolls, California — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in Forest Knolls, CA?
Public U.S. EPA records track 1 regulated facilities in Forest Knolls, California (Marin County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Forest Knolls properties are screened for Tap Water & Watershed Permits (0 systems), USDA Soil Foundation Shrink-Swell (LOW signal), 3 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Forest Knolls, CA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Forest Knolls, CA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)ZIP Codes in Forest Knolls, CA
Highest-Scored EPA Regulated Facilities in Forest Knolls, CA
100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).
| Facility Name / Hazard Type | Sector Location (Street Redacted) | Risk Tier & Score | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| SERENITY KNOLLS TREATMENT CENTER ACADIA HEALTHCARE FREE PREVIEW (LOW RISK) | 145 TAMAL RD, FOREST KNOLLS, CA 94933 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Forest Knolls, California Environmental Risk & Radon
How many EPA-regulated facilities are in Forest Knolls, CA?
U.S. EPA records track 1 regulated facilities in Forest Knolls, California, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 1 RCRA hazardous waste handlers (100.0%).
Which ZIP codes in Forest Knolls, CA have the most EPA-tracked sites?
Within Forest Knolls, regulated facilities are primarily concentrated across ZIP 94933 (2 sites).
How can I check a specific house or commercial property in Forest Knolls, CA?
Enter the exact street address in Forest Knolls into the FullPropertyReport radius scanner to screen all EPA ECHO, FRS, RCRA, TRI, USDA soil foundation shrink-swell, drinking water (SDWIS), FEMA flood zone, and county radon records within 0.5 to 3.0 miles.
Is tap water safe in Forest Knolls, CA and how many EPA water permits exist?
In Forest Knolls, CA, federal registries track 0 Safe Drinking Water (SDWIS) facilities, 0 Clean Water Act NPDES permits, and 0 impaired water body dischargers.
What is the soil foundation risk and FEMA flood disaster history in Forest Knolls, CA?
USDA regional soil screening for Forest Knolls indicates a LOW shrink-swell foundation signal, and Marin County has recorded 3 federal FEMA disaster declarations (3 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.