States / California / San Luis Obispo County
San Luis Obispo County: EPA Toxic Release Inventory
19 active of 24 registered facilities
Superfund Sites
EPA National Priorities List — includes sites already cleaned up, marked as such below.
KLAU/BUENA VISTA MINE · PASO ROBLESCURRENTLY ON THE FINAL NPL
Facilities in Violation (EPA ECHO)
CALIFORNIA MENS COLONY · SAN LUIS OBISPOViolation Identified
SAN LUIS OBISPO WWTP · SAN LUIS OBISPOViolation Identified
HERITAGE RANCH CSD · PASO ROBLESSignificant Violation
CITY OF PASO ROBLES WASTEWATER TREATMENT FACILITY · PASO ROBLESSignificant Violation
TANK FARM BUSINESS PARK-WELL 01 - CL · SAN LUIS OBISPOViolation Identified
CRESTON COUNTRY STORE-OZONE AT STORAGE TANK · CRESTONViolation Identified
TOOTH AND NAIL WINERY · PASO ROBLESViolation Identified
TWISSELMAN MINE · CALIFORNIA VALLEYViolation Identified
PG&E DIABLO CANYON · AVILA BEACHViolation Identified
GARDEN FARMS C.W.D.-WELL 01 - CL · ATASCADEROViolation Identified
SANTA MARIA FACILITY · ARROYO GRANDESignificant Violation
ALLIANCE READY MIX INC · PASO ROBLESViolation Identified
BASSI RANCH MUTUAL WATER CO.-BASSI HOUSE WELL - CL · GROVER BEACHViolation Identified
ATASCADERO COLONY HERITAGE CENTER · ATASCADEROViolation Identified
AMERICAN STAR TRAILWAYS · PISMO BEACHViolation Identified
CITY OF EL PASO DE ROBLES LANDFILL · PASO ROBLESSignificant Violation
VACHELL WATER SYSTEM-REVERSE OSMOSIS · SAN LUIS OBISPOViolation Identified
ALLIANCE READY MIX · ARROYO GRANDEViolation Identified
RESTHAVEN MOBILE HOME PARK-WELL 04 - CL · PASO ROBLESViolation Identified
THIRTY MILE CG-CHLORINATION FOR WELL · TEMPLETONViolation Identified
VANCE RESIDENCE · ATASCADEROViolation Identified
NACIMIENTO WATER COMPANYViolation Identified
SLO PARTNERSViolation Identified
PG&E-TREATMENT PLANT · AVILA BEACHViolation Identified
PLEASANT VALLEY ELEMENTARY-WELL 01 - CL · SAN MIGUELViolation Identified
HIGUERA APARTMENTS-WELL 01 - CL · SAN LUIS OBISPOViolation Identified
TRUJILLO MEADOWS CG-TREATMENT PLANT FOR WELL · TEMPLETONViolation Identified
H2O, INCViolation Identified
PORT SAN LUIS HARBOR DISTRICT (MAIN OFFICE) · AVILA BEACHViolation Identified
ELKS LODGE #322Violation Identified
MADONNA INN WATER COMPANYViolation Identified
RAGGED POINT INN AND RESORT · RAGGED POINTViolation Identified
BEAR VALLEY WATER COMPANYViolation Identified
GREEN RIVER MUTUAL WATER CO.Violation Identified
HALCYON WATER SYSTEM-WELL 01 - CL · HALCYONViolation Identified
LA PANZA RANCH GRAVEL PIT · SANTA MARGARITAViolation Identified
SYCAMORE MINERAL SPRINGS RESORTViolation Identified
TRI-Registered Facilities
CALIFORNIA FINE WIRE CO · GROVER BEACHActiveCALPORTLAND CO PASO ROBLES ASPHALT · TEMPLETONActiveCALPORTLAND CO PASO ROBLES PLANT · TEMPLETONActiveCALPORTLAND CO SAN LUIS OBISPO · SAN LUIS OBISPOActiveCB&I INC. · SAN LUIS OBISPOActiveCOAST SOUTHWEST SURFACTANTS LLC · PASO ROBLESActiveCONOCOPHILLIPS SANTA MARIA FACILITY CARBON PLANT · ARROYO GRANDEActiveENTEGRIS - SAN LUIS OBISPO · SAN LUIS OBISPOActiveFIRESTONE WALKER LLC · PASO ROBLESActiveHANSON AGGREGATES MID-PACIFIC INC · PASO ROBLESActiveJOSLYN SUNBANK CO LLC · PASO ROBLESActiveLEHIGH HANSON · SANTA MARGARITAActiveMERIDIAN VINEYARDS · PASO ROBLESActivePROMEGA CORP · SAN LUIS OBISPOActiveRANTEC POWER SYSTEMS INC · LOS OSOSActiveSURGITEK · PASO ROBLESActiveU.S. ARMY NATIONAL GUARD CAMP ROBERTS RANGES · CAMP ROBERTSActiveU.S. ARMY NATIONAL GUARD CAMP SAN LUIS OBISPO RANGES · SAN LUIS OBISPOActiveZURN WATER LLC · PASO ROBLESActiveCTS CORP, SWITCH DIV · PASO ROBLESInactiveMARTIN MARIETTA CALIFORNIA READY-MIX LLC - NIPOMO READY MIX · NIPOMOInactiveMARTIN MARIETTA CA READY MIX - SAN LUIS OBIPSO · SAN LUIS OBISPOInactivePHILLIPS 66 CO-SANTA MARIA REFINERY · ARROYO GRANDEInactiveSURGITEK · PASO ROBLESInactive
Source: U.S. EPA Toxic Release Inventory, ECHO, Superfund (SEMS NPL). Registration or a violation listed does not by itself indicate a current health hazard.