SOURCE: U.S. EPA ECHO & FRS PUBLIC RECORD • REGISTRY ID #110005972956
RISK TIER: HIGH (SCORE 89/100)
CEMEX - CLAYTON QUARRY — Public EPA Compliance & Environmental Record
Street Address: 515 MITCHELL CANYON ROAD, CLAYTON, CA 94517 (Contra Costa County) • Coordinates: (37.93046, -121.94180)
Compliance Status
Significant Violation
Quarters in Non-Compliance
12 of 12 Quarters
Inspections / Formal Actions
4 Insp / 1 Actions
Federal Penalties Assessed
$65,000.00
Regulated Environmental Programs: Remediation / Waste / Brownfield • Mining / Quarry / Aggregate Operation • RCRA Hazardous Waste • Clean Air Act
• Last Inspection Date: 06/09/2026
Buying, Renting, or Financing Real Estate Near 515 MITCHELL CANYON ROAD?
Scan all EPA-regulated facilities, fuel/solvent handlers, active violations, and FEMA flood risk within 1.0 mile of this site.
Other EPA-Regulated Sites Within 1.0 Mile of CEMEX - CLAYTON QUARRY
Adjacent high-risk facility names and exact street numbers are redacted on public summary pages.
No adjacent EPA-regulated facilities identified within 1.0 mile.