J.T. THORPE LAND BASED SITE LIST SITE START DATE END DATE EXPOSURE LEVEL 101 CALIFORNIA STREET--SANTA MONICA, CA 02/01/63 05/01/64 Standard 20TH CENTURY FOX--CENTURY CITY, CA 01/01/27 12/31/59 Standard 2ND & SPRINGS ST--LOS ANGELES, CA 03/01/49 03/31/49 Low 3440, 3450, 3460 WILSHIRE BLVD--LOS ANGELES, CA 10/01/52 10/31/52 Low 3M COMPANY--CAMARILLO, CA 12/01/66 01/31/68 Low 3M COMPANY--CORONA, CA 10/01/47 10/31/47 Standard 5012 ONTEORA WAY--EAGLE ROCK, CA 11/01/51 11/30/51 Low 948 E. 2ND STREET--LOS ANGELES, CA 01/01/33 12/31/43 Low A. JOHNSON & COMPANY--OXNARD, CA 04/01/71 07/31/71 Low A.M. CASTLE COMPANY--VERNON, CA 04/01/64 04/30/64 Low AARON FERER & SON--LOS ANGELES, CA 04/01/57 05/31/68 Standard ABEX--BALTIMORE, MD 04/01/68 04/30/68 Low ABEX--CHICAGO, IL 01/01/67 01/31/67 Low ABEX--POMONA, CA 08/01/62 01/31/67 Standard ACE FOUNDRY--HUNTINGTON PARK, CA 01/01/41 07/31/76 Standard ACE STEAMSHIP COMPANY--LONG BEACH, CA 02/01/57 02/28/57 Low ACME BREWING CO--VERNON, CA 01/01/41 03/31/52 Standard ACME BRICK COMPANY--SANTA MONICA, CA 01/01/26 12/31/26 Low ACTION TRUCKING CO--LONG BEACH, CA 06/01/46 06/30/46 Low ADVANCE TANK COMPANY--LOS ANGELES, CA 06/01/59 11/30/59 Low AEROJET-GENERAL CORPORATION--ANAHEIM, CA 12/01/69 12/31/69 Low AEROJET-GENERAL CORPORATION--AZUSA, CA 06/01/59 10/31/61 Low AEROJET-GENERAL CORPORATION--DOWNEY, CA 04/01/60 06/30/62 Standard AEROJET-GENERAL CORPORATION--FULLERTON, CA 08/01/68 01/31/76 Standard AEROJET-GENERAL CORPORATION--NIMBUS, CA 05/01/63 05/31/63 Low AERONCA MANUFACTURING COMPANY--TORRANCE, CA 10/01/60 10/31/60 Low AETNA METALS COMPANY--EL SEGUNDO, CA 07/01/57 01/31/63 Standard AFFILIATED METALS--LOS ANGELES, CA 11/01/72 11/30/72 Low AGRASHELL INC/ AGICIDE LABS--LOS ANGELES, CA 01/01/43 06/30/45 Standard 04-2019 1 of 102 J.T. THORPE LAND BASED SITE LIST SITE START DATE END DATE EXPOSURE LEVEL AIRCRAFT ACCESSORIES CORPORATION--BURBANK, CA 01/01/43 12/31/43 Low AIRCRAFT BOLT COMPANY--MONTEREY PARK, CA 09/01/60 09/30/60 Low AIREON MANUFACTURING CORPORATION--BURBANK, CA 04/01/45 04/30/45 Low AIRESEARCH CORPORATION--LOS ANGELES, CA 07/01/76 07/31/76 Low AIRESEARCH CORPORATION--PHOENIX, AZ 08/01/56 08/31/56 Low AIRESEARCH CORPORATION--TORRANCE, CA 01/01/78 12/31/85 Standard AIROX CORPORATION--SANTA MARIA, CA 12/01/71 02/28/75 Standard AJAX FORGE COMPANY--VERNON, CA 01/01/53 01/31/53 Low ALABAMA PIPE COMPANY--SOUTH GATE, CA 04/01/58 04/30/58 Low ALAMEDA TANK COMPANY--LOS ANGELES, CA 12/01/57 06/30/72 Low ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 06/01/54 09/30/68 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 12/03/68 12/03/68 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 01/10/69 01/10/69 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 01/01/69 01/31/69 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 04/02/69 04/02/69 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 07/01/69 07/31/69 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 08/22/69 08/22/69 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 10/01/69 10/01/69 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 11/20/70 11/20/70 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 09/13/71 09/13/71 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 04/01/72 12/31/72 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 06/21/73 06/21/73 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 06/28/73 06/28/73 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 07/16/73 07/16/73 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 08/01/73 11/30/73 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 12/18/73 12/18/73 High ALCAN ALUMINUM CORPORATION--RIVERSIDE, CA 03/01/74 09/30/75 High ALCO STEAMSHIP COMPANY, INC.--WILMINGTON, CA 12/01/45 12/31/45 Low ALEX ROBERTSON COMPANY--LOS ANGELES, CA 05/01/66 05/31/66 Low ALEXANDER H. KERR & COMPANY--SANTA ANA, CA 11/01/49 02/28/68 Standard 04-2019 2 of 102 J.T. THORPE LAND BASED SITE LIST SITE START DATE END DATE EXPOSURE LEVEL ALEXANDRIA HOTEL--LOS ANGELES, CA 01/01/29 12/31/29 Low ALFRED ICE CREAM COMPANY--TIPTON, CA 01/01/27 12/31/27 Low ALHAMBRA FOUNDRY COMPANY, LIMITED--ALHAMBRA, CA 01/01/39 12/31/39 Low ALHAMBRA HIGH SCHOOL--ALHAMBRA, CA 01/01/27 12/31/27 Low ALLEGHENY-LUDLUM STEEL CORPORATION--LOS 01/01/43 03/31/62 Standard ANGELES, CA ALLIED CHEMICAL--ANACORTES, WA 01/01/74 01/31/74 Low ALLIED CHEMICAL--CARSON, CA 06/01/73 09/30/75 Low ALLIED CHEMICAL--EL SEGUNDO, CA 01/01/60 03/31/74 Standard ALLIS-CHALMERS--OXNARD, CA 02/01/74 02/28/74 Low ALLISON STEEL MANUFACTURING COMPANY--HELENA, AZ 01/01/68 01/31/68 Low ALLISON STEEL--PHOENIX, AZ 04/01/66 04/30/66 Low ALLISON STEEL--PHOENIX, AZ 06/03/69 06/03/69 Low ALLISON STEEL--TEMPE, AZ 08/01/66 08/31/66 Low ALPASE--DOWNEY, CA 07/14/71 07/14/71 Low ALTAMIL CORP--SANTA ANA, CA 11/01/74 11/30/74 Low ALUMAX--RIVERSIDE, CA 01/01/70 12/31/79 Standard ALUMINUM ALLOY CASTING COMPANY-- LOS ANGELES, CA 01/01/37 12/31/37 Low ALUMINUM COMPANY OF AMERICA (ALCOA)--LOS 09/01/55 04/30/65 Low ANGELES, CA ALUMINUM COMPANY OF AMERICA (ALCOA)--RIVERSIDE, 12/01/73 12/31/73 Low CA ALUMINUM COMPANY OF AMERICA (ALCOA)--TORRANCE, 01/01/42 04/30/65 Standard CA ALUMINUM COMPANY OF AMERICA (ALCOA)--VERNON, CA 01/01/40 08/31/68 High ALUMINUM COMPANY OF AMERICA (ALCOA)--VERNON, CA 10/30/68 10/30/68 High ALUMINUM COMPANY OF AMERICA (ALCOA)--VERNON, CA 01/16/69 01/16/69 High 04-2019 3 of 102 J.T. THORPE LAND BASED SITE LIST SITE START DATE END DATE EXPOSURE LEVEL ALUMINUM COMPANY OF AMERICA (ALCOA)--VERNON, CA 06/01/69 06/30/69 High ALUMINUM COMPANY OF AMERICA (ALCOA)--VERNON, CA 07/07/69 07/07/69 High ALUMINUM COMPANY OF AMERICA (ALCOA)--VERNON, CA 08/01/70 04/30/74 High ALUMINUM COMPANY OF AMERICA (ALCOA)--VERNON, CA 11/13/74 11/13/74 High ALUMINUM COMPANY OF AMERICA (ALCOA)--VERNON, CA 02/01/75 02/29/76 High ALUMINUM EXTRUSION COMPANY--LOS ANGELES, CA 06/01/57 02/28/68 Standard ALUMINUM EXTRUSION COMPANY--LOS ANGELES, CA 09/12/69 09/12/69 Standard ALUMINUM EXTRUSION COMPANY--LOS ANGELES, CA 04/01/70 04/30/70 Standard ALUMINUM EXTRUSION COMPANY--LOS ANGELES, CA 07/15/71 07/15/71 Standard ALUMINUM PLANT--EL MONTE ,CA 01/01/71 12/31/86 Standard ALUMINUM PROCESSORS, INC.--PHOENIX, AZ 09/01/59 09/30/60 Low ALVADALE APARTMENTS (1443 N. ALVARADO)--LOS 05/01/46 05/31/46 Low ANGELES, CA AMATEX CORPORATION--LOS ANGELES, CA 10/01/73 10/31/73 Low AMAX CARBON PRODUCTS--BAKERSFIELD, CA 01/01/72 08/31/73 Low AMERCARGO CORPORATION--LONG BEACH, CA 06/01/70 06/30/70 Low AMERICAN AIRLINES--LOS ANGELES INTERNATIONAL 04/01/46 04/30/46 Low AIRPORT (LAX), CA AMERICAN BITULMUIS COMPANY--INGLEWOOD, CA 01/01/43 12/31/43 Low AMERICAN BRAZING COMPANY--LOS ANGELES, CA 05/01/45 05/31/45 Low AMERICAN BRIDGE--VERNON, CA 04/01/64 10/31/67 Standard AMERICAN CAN COMPANY--LOS ANGELES (SANTA FE 08/01/67 04/30/74 Low AVENUE) AMERICAN CAN COMPANY--LOS ANGELES, CA (TERMINAL 01/01/74 12/31/74 Standard ANNEX) AMERICAN CAN COMPANY--VERNON, CA 02/01/56 09/30/61 Standard AMERICAN CAN COMPANY--VERNON, CA 11/19/68 11/19/68 Standard AMERICAN CAN COMPANY--VERNON, CA 10/08/70 10/08/70 Standard 04-2019 4 of 102 J.T. THORPE LAND BASED SITE LIST SITE START DATE END DATE EXPOSURE LEVEL AMERICAN CAN COMPANY--WILMINGTON, CA 12/01/65 06/30/66 Low AMERICAN CEMENT COMPANY RIVERSIDE DIVISION-- 07/01/72 07/31/72 Low CRESTMORE, CA AMERICAN CEMENT COMPANY RIVERSIDE DIVISION-- 12/14/72 12/14/72 Low CRESTMORE, CA AMERICAN CEMENT COMPANY RIVERSIDE DIVISION-- 12/01/73 12/01/73 Low CRESTMORE, CA AMERICAN CEMENT COMPANY RIVERSIDE DIVISION-- 02/01/72 07/31/72 Standard RIVERSIDE, CA AMERICAN CEMENT COMPANY RIVERSIDE DIVISION-- 01/30/73 01/30/73 Standard RIVERSIDE, CA AMERICAN CERAMICS PRODUCTS INC--SANTA MONICA, CA 06/01/48 04/30/52 Standard AMERICAN CHEMICAL CORPORATION--LONG BEACH, CA 12/01/60 02/28/67 Standard AMERICAN CHEMICAL CORPORATION--WATSON, CA 04/01/60 11/30/65 Standard AMERICAN CHEMICAL CORPORATION--WATSON, CA 07/29/69 07/29/69 Standard AMERICAN CHEMICAL CORPORATION--WATSON, CA 04/01/70 04/30/70 Standard AMERICAN CHEMICAL CORPORATION--WILMINGTON, CA 04/01/72 04/30/72 Low AMERICAN CONTAINER--LOS ANGELES, CA 11/01/51 11/30/51 Low AMERICAN CYANAMID COMPANY--AZUSA, CA 06/01/46 10/31/75 Standard AMERICAN CYANAMID COMPANY--SAVANNAH, GA 10/01/68 10/31/68 Standard AMERICAN CYANAMID COMPANY--SAVANNAH, GA 02/13/69 02/13/69 Standard AMERICAN CYANAMID COMPANY--SAVANNAH, GA 05/01/69 06/30/69 Standard AMERICAN CYANAMID COMPANY--SAVANNAH, GA 08/06/69 08/06/69 Standard AMERICAN CYANAMID COMPANY--WESTWEGO, LA 01/01/78 12/31/78 Low AMERICAN EXPORT LINES--LONG BEACH, CA 02/01/67 09/30/67 Low AMERICAN FISHERIES--SAN DIEGO, CA 01/01/41 12/31/41 Low AMERICAN FOREST PRODUCTS CORPORATION--SANTA FE 06/01/59 06/30/59 Low SPRINGS, CA AMERICAN GYPSUM COMPANY--ALBUQUERQUE, NM 10/01/63 10/31/63 Low AMERICAN HAIR & FELT COMPANY--LOS ANGELES, CA 01/01/29 01/31/29 Low 04-2019 5 of 102 J.T.