|  |  |  |  |  |  |  |  |  |  | Split * | 
| SAINT GOBAIN CERAMIC MATERIALS | NORTHAMPTON | MA | Chromium and chromium compounds | 255 | 0 | 344,725 | 82.39% | 14.3% | 24.4% |  | 
| SAINT-GOBAIN ADFORS AMERICA INC | NORTH CHARLESTON | SC | Formaldehyde | 12,440 | 0 | 40,053 | 9.57% | 19.6% | 52.1% |  | 
| SAINT-GOBAIN ABRASIVES INC | TRAVELERS REST | SC | Nickel and nickel compounds | 250 | 0 | 16,226 | 3.88% | 17.2% | 27.7% |  | 
| CERTAINTEED CORP | NORWOOD | MA | Chromium and chromium compounds | 2 | 0 | 4,866 | 1.16% | 10.7% | 31.0% |  | 
| SAINT GOBAIN ABRASIVES INC | MONTGOMERYVILLE | PA | 1,4-Dioxane | 1,168 | 0 | 4,662 | 1.11% | 9.0% | 31.2% |  | 
| CERTAINTEED CORP | WESTLAKE | LA | Vinyl chloride | 2,600 | 0 | 1,890 | 0.45% | 16.4% | 24.3% |  | 
| SAINT-GOBAIN ADFORS AMERICA | RUSSELLVILLE | AL | Formaldehyde | 2,214 | 0 | 1,665 | 0.40% | 25.6% | 31.0% |  | 
| GS ROOFING PRODUCTS CO INC | PIEDMONT | MO | Chromium and chromium compounds | 26 | 0 | 1,159 | 0.28% | 27.2% | 4.6% |  | 
| CERTAINTEED CORP | OXFORD | NC | Hydrochloric acid | 171,721 | 0 | 900 | 0.22% | 17.2% | 47.6% |  | 
| CORHART REFRACTORIES | BUCKHANNON | WV | Chromium and chromium compounds | 5 | 0 | 806 | 0.19% | 18.4% | 5.6% |  | 
| SAINT-GOBAIN PERFORMANCE PLASTICS | GRANVILLE | NY | Diisocyanates | 44 | 0 | 293 | 0.07% | 13.3% | 5.5% |  | 
| SAINT-GOBAIN PPL MICKLETON | MICKLETON | NJ | Ammonia | 42,645 | 0 | 237 | 0.06% | 17.5% | 43.9% |  | 
| SAINT GOBAIN INDUSTRIAL CERAMIC INC | NIAGARA FALLS | NY | Nitric acid | 14,500 | 0 | 140 | 0.03% | 14.1% | 19.3% |  | 
| SAINT-GOBAIN PERFORMANCE PLASTICS | AKRON | OH | Di(2-ethylhexyl) phthalate (Bis(2-ethylhexyl) phthalate) | 111 | 3,435 | 102 | 0.02% | 17.1% | 17.6% |  | 
| CERTAINTEED CORP | ATHENS | GA | Ammonia | 142,098 | 0 | 67 | 0.02% | 28.2% | 43.2% |  | 
| CERTAINTEED CORP | NORWOOD | MA | Polycyclic aromatic compounds | 1 | 0 | 59 | 0.01% | 10.2% | 31.0% |  | 
| SAINT-GOBAIN ABRASIVES INC | BROWNSVILLE | TX | Phenol | 27,659 | 0 | 52 | 0.01% | 39.9% | 95.4% |  | 
| GS ROOFING CO INC (DBA CERTAINTEED) | WILMINGTON | CA | Polycyclic aromatic compounds | 0 | 0 | 51 | 0.01% | 22.1% | 77.2% |  | 
| CERTAINTEED SHAKOPEE | SHAKOPEE | MN | Polycyclic aromatic compounds | 1 | 0 | 51 | 0.01% | 7.9% | 26.9% |  | 
| CERTAINTEED CORP | LITTLE ROCK | AR | Polycyclic aromatic compounds | 3 | 0 | 43 | 0.01% | 23.9% | 54.2% |  | 
| SAINT-GOBAIN PERFORMANCE PLASTICS | HOOSICK FALLS | NY | Ethylbenzene | 2,290 | 0 | 40 | 0.01% | 11.8% | 10.2% |  | 
| CERTAINTEED CORP | LITTLE ROCK | AR | Lead and lead compounds | 43 | 0 | 33 | 0.01% | 21.9% | 48.9% |  | 
| SAINT GOBAIN CERAMICS & PLASTICS INC | BRYANT | AR | Hydrogen fluoride | 5,310 | 0 | 33 | 0.01% | 14.8% | 35.1% |  | 
| SAINT GOBAIN CORP HIGH PERFORMANCE MATERIALS | AMHERST | NY | Ammonia | 8,372 | 0 | 32 | 0.01% | 17.5% | 25.2% |  | 
| CERTAINTEED CORP | CHOWCHILLA | CA | Lead and lead compounds | 73 | 0 | 24 | 0.01% | 23.4% | 69.3% |  | 
| SAINT-GOBAIN PERFORMANCE PLASTICS | BRISTOL | RI | Ethylbenzene | 273 | 0 | 18 | 0.00% | 12.2% | 15.6% |  | 
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | WORCESTER | MA | Ammonia | 4,804 | 0 | 16 | 0.00% | 15.4% | 33.2% |  | 
| CERTAINTEED CORP | PORTLAND | OR | Copper and copper compounds | 30 | 0 | 13 | 0.00% | 16.1% | 29.1% |  | 
| SAINT-GOBAIN ABRASIVES | WATERVLIET | NY | Phenol | 3,599 | 0 | 12 | 0.00% | 13.8% | 27.4% |  | 
| CERTAINTEED CORP | PEACHTREE CITY | GA | Polycyclic aromatic compounds | 1 | 0 | 12 | 0.00% | 12.4% | 33.6% |  | 
| CERTAINTEED SHAKOPEE | SHAKOPEE | MN | Lead and lead compounds | 4 | 0 | 12 | 0.00% | 9.4% | 27.9% |  | 
| CERTAINTEED CORP | OXFORD | NC | Polycyclic aromatic compounds | 2 | 0 | 11 | 0.00% | 21.6% | 50.9% |  | 
| CERTAINTEED CORP | LITTLE ROCK | AR | Mercury and mercury compounds | 22 | 0 | 9 | 0.00% | 21.9% | 48.9% |  | 
| CERTAINTEED SHAKOPEE | SHAKOPEE | MN | Copper and copper compounds | 54 | 0 | 9 | 0.00% | 8.2% | 28.1% |  | 
| SAINT-GOBAIN NORPRO | BRYAN | TX | Hydrogen fluoride | 1,716 | 0 | 7 | 0.00% | 31.4% | 63.8% |  | 
| CERTAINTEED CORP | SHREVEPORT | LA | Polycyclic aromatic compounds | 0 | 0 | 7 | 0.00% | 29.5% | 64.9% |  | 
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | WORCESTER | MA | Ethylene glycol | 8,494 | 0 | 7 | 0.00% | 15.4% | 33.3% |  | 
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | WORCESTER | MA | Phenol | 3,426 | 0 | 7 | 0.00% | 15.0% | 32.6% |  | 
| SAINT-GOBAIN PERFORMANCE PLASTICS | HOOSICK FALLS | NY | Xylene (mixed isomers) | 8,294 | 0 | 5 | 0.00% | 11.7% | 9.8% |  | 
| SAINT GOBAIN CERAMICS & PLASTICS INC | BRYANT | AR | Sulfuric acid | 59 | 0 | 5 | 0.00% | 14.8% | 35.1% |  | 
| CERTAINTEED SHAKOPEE | SHAKOPEE | MN | Dioxin and dioxin-like compounds | 0 | 0 | 5 | 0.00% | 9.5% | 27.9% |  | 
| CERTAINTEED CORP | PORTLAND | OR | Polycyclic aromatic compounds | 0 | 0 | 5 | 0.00% | 16.3% | 28.4% |  | 
| CERTAINTEED CORP | NORWOOD | MA | Lead and lead compounds | 1 | 0 | 5 | 0.00% | 10.7% | 31.0% |  | 
| CERTAINTEED CORP | MILAN | OH | Polycyclic aromatic compounds | 1 | 0 | 4 | 0.00% | 12.9% | 12.6% |  | 
| GS ROOFING PRODUCTS CO INC | ENNIS | TX | Polycyclic aromatic compounds | 0 | 0 | 3 | 0.00% | 26.2% | 68.3% |  | 
| SAINT-GOBAIN PERFORMANCE PLASTICS | BRISTOL | RI | Xylene (mixed isomers) | 1,331 | 0 | 3 | 0.00% | 12.2% | 15.4% |  | 
| CERTAINTEED CORP | OXFORD | NC | Lead and lead compounds | 5 | 0 | 3 | 0.00% | 17.2% | 47.6% |  | 
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | WORCESTER | MA | Lead and lead compounds | 1 | 0 | 3 | 0.00% | 14.6% | 32.0% |  | 
| CERTAINTEED CORP | OXFORD | NC | Dioxin and dioxin-like compounds | 0 | 0 | 3 | 0.00% | 17.2% | 47.6% |  | 
| CERTAINTEED CORP | NORWOOD | MA | Copper and copper compounds | 10 | 0 | 2 | 0.00% | 10.7% | 31.1% |  | 
| SAINT-GOBAIN ABRASIVES INC | TRAVELERS REST | SC | Lead and lead compounds | 1 | 0 | 2 | 0.00% | 17.2% | 27.6% |  | 
| SAINT GOBAIN CERAMICS & PLASTICS INC | BRYANT | AR | Lead and lead compounds | 3 | 0 | 2 | 0.00% | 14.8% | 35.1% |  | 
| CERTAINTEED GYPSUM SEATTLE | SEATTLE | WA | Lead and lead compounds | 1 | 0 | 1 | 0.00% | 13.1% | 39.2% |  | 
| GS ROOFING PRODUCTS CO INC | PIEDMONT | MO | Copper and copper compounds | 244 | 0 | 1 | 0.00% | 27.5% | 4.6% |  | 
| SAINT-GOBAIN NORPRO | SODDY DAISY | TN | Lead and lead compounds | 1 | 0 | 1 | 0.00% | 15.3% | 18.7% |  | 
| CERTAINTEED CORP | PEACHTREE CITY | GA | Copper and copper compounds | 8 | 0 | 1 | 0.00% | 16.2% | 47.6% |  | 
| CERTAINTEED CORP | PORTLAND | OR | Lead and lead compounds | 0 | 0 | 1 | 0.00% | 16.0% | 29.0% |  | 
| GS ROOFING CO INC (DBA CERTAINTEED) | WILMINGTON | CA | Lead and lead compounds | 0 | 0 | 1 | 0.00% | 20.5% | 73.4% |  | 
| CERTAINTEED CORP | FREMONT | CA | Polycyclic aromatic compounds | 0 | 0 | 1 | 0.00% | 9.6% | 75.5% |  | 
| CERTAINTEED CORP | LITTLE ROCK | AR | Benzo(g,h,i)perylene | 1 | 0 | 0 | 0.00% | 23.6% | 53.4% |  | 
| CERTAINTEED CORP | SHREVEPORT | LA | Lead and lead compounds | 1 | 0 | 0 | 0.00% | 28.0% | 61.9% |  | 
| CERTAIN TEED GYPSUM LAS VEGAS PLANT | LAS VEGAS | NV | Lead and lead compounds | 0 | 0 | 0 | 0.00% | 11.5% | 47.7% |  | 
| CERTAINTEED CORP | CHOWCHILLA | CA | Polycyclic aromatic compounds | 0 | 0 | 0 | 0.00% | 23.4% | 70.9% |  | 
| SAINT-GOBAIN ADVANCED CERAMICS -STRUCTURAL CERAMICS | NIAGARA FALLS | NY | Hydrogen fluoride | 30 | 0 | 0 | 0.00% | 30.0% | 34.6% |  | 
| CERTAINTEED CORP | OXFORD | NC | Copper and copper compounds | 9 | 0 | 0 | 0.00% | 17.5% | 47.9% |  | 
| SAINT-GOBAIN ADVANCED CERAMICS -STRUCTURAL CERAMICS | NIAGARA FALLS | NY | Nitric acid | 26 | 0 | 0 | 0.00% | 30.0% | 34.6% |  | 
| CERTAINTEED CORP | MILAN | OH | Copper and copper compounds | 29 | 0 | 0 | 0.00% | 14.1% | 14.7% |  | 
| SAINT GOBAIN SOLAR GARD LLC | SAN DIEGO | CA | Toluene | 1,264 | 0 | 0 | 0.00% | 15.7% | 55.9% |  | 
| CERTAINTEED CORP | NORWOOD | MA | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 10.8% | 31.0% |  | 
| SAINT GOBAIN INDUSTRIAL CERAMIC INC | NIAGARA FALLS | NY | Phenol | 375 | 52,262 | 0 | 0.00% | 14.1% | 19.1% |  | 
| SAINT-GOBAIN PERFORMANCE PLASTICS | HOOSICK FALLS | NY | Toluene | 15,142 | 0 | 0 | 0.00% | 11.8% | 10.2% |  | 
| SAINT GOBAIN SOLAR GARD LLC | SAN DIEGO | CA | Methyl isobutyl ketone | 467 | 0 | 0 | 0.00% | 15.7% | 55.7% |  | 
| CERTAINTEED CORP | PEACHTREE CITY | GA | Lead and lead compounds | 0 | 0 | 0 | 0.00% | 16.6% | 48.4% |  | 
| SAINT GOBAIN ABRASIVES INC | MONTGOMERYVILLE | PA | Toluene | 835 | 0 | 0 | 0.00% | 8.9% | 31.5% |  | 
| CERTAINTEED GYPSUM | FORT DODGE | IA | Lead and lead compounds | 2 | 0 | 0 | 0.00% | 16.2% | 12.8% |  | 
| CERTAINTEED CORP | SHREVEPORT | LA | Copper and copper compounds | 4 | 0 | 0 | 0.00% | 28.0% | 61.8% |  | 
| CERTAINTEED CORP | ATHENS | GA | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 32.3% | 51.1% |  | 
| CERTAINTEED SHAKOPEE | SHAKOPEE | MN | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 9.5% | 27.9% |  | 
| CERTAIN TEED GYPSUM LAS VEGAS PLANT | LAS VEGAS | NV | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 11.5% | 47.7% |  | 
| CERTAINTEED GYPSUM NC INC | SEMORA | NC | Lead and lead compounds | 1 | 0 | 0 | 0.00% | 20.1% | 38.9% |  | 
| GS ROOFING CO INC (DBA CERTAINTEED) | WILMINGTON | CA | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 20.5% | 73.4% |  | 
| CERTAINTEED CORP | ATHENS | GA | Polycyclic aromatic compounds | 0 | 0 | 0 | 0.00% | 27.5% | 40.4% |  | 
| CERTAINEED GYPSUM | CARROLLTON | KY | Lead and lead compounds | 0 | 0 | 0 | 0.00% | 14.8% | 8.5% |  | 
| SAINT GOBAIN SOLAR GARD LLC | SAN DIEGO | CA | n-Hexane | 37 | 0 | 0 | 0.00% | 15.7% | 55.9% |  | 
| CERTAINTEED CORP | MILAN | OH | Lead and lead compounds | 0 | 0 | 0 | 0.00% | 14.1% | 14.8% |  | 
| CERTAINTEED GYPSUM | PROCTOR | WV | Lead and lead compounds | 1 | 0 | 0 | 0.00% | 15.8% | 5.5% |  | 
| SAINT-GOBAIN PERFORMANCE PLASTICS | GRANVILLE | NY | Toluene | 1,404 | 4,876 | 0 | 0.00% | 14.1% | 5.2% |  | 
| CERTAINTEED CORP | FREMONT | CA | Lead and lead compounds | 0 | 0 | 0 | 0.00% | 8.3% | 74.7% |  | 
| GS ROOFING PRODUCTS CO INC | ENNIS | TX | Lead and lead compounds | 0 | 0 | 0 | 0.00% | 27.2% | 71.6% |  | 
| CERTAINTEED CORP | OXFORD | NC | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 17.2% | 47.6% |  | 
| SAINT GOBAIN PERFORMANCE PLASTICS | WORCESTER | MA | Toluene | 676 | 0 | 0 | 0.00% | 13.6% | 32.9% |  | 
| CERTAINTEED GYPSUM NC INC | SEMORA | NC | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 20.1% | 38.9% |  | 
| CERTAINTEED CORP | PORTLAND | OR | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 16.0% | 28.2% |  | 
| CERTAINTEED CORP | SHREVEPORT | LA | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 28.0% | 61.9% |  | 
| CERTAINEED GYPSUM | CARROLLTON | KY | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 14.8% | 8.5% |  | 
| CERTAINTEED CORP | CHOWCHILLA | CA | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 23.4% | 69.3% |  | 
| SAINT GOBAIN CERAMICS & PLASTICS INC | BRYANT | AR | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 14.8% | 35.1% |  | 
| CERTAINTEED GYPSUM | PROCTOR | WV | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 15.8% | 5.5% |  | 
| CERTAINTEED CORP | PEACHTREE CITY | GA | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 16.5% | 48.2% |  | 
| CERTAINTEED CORP | MILAN | OH | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 14.3% | 15.0% |  | 
| SAINT-GOBAIN NORPRO | BRYAN | TX | Formic acid | 1,461 | 0 | 0 | 0.00% | 31.4% | 63.8% |  | 
| GS ROOFING PRODUCTS CO INC | ENNIS | TX | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 25.3% | 71.7% |  | 
| CERTAINTEED GYPSUM SEATTLE | SEATTLE | WA | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 13.1% | 39.2% |  | 
| CERTAINTEED CORP | NORWOOD | MA | Benzo(g,h,i)perylene | 0 | 0 | 0 | 0.00% | 10.4% | 31.1% |  | 
| GS ROOFING PRODUCTS CO INC | PIEDMONT | MO | Zinc and zinc compounds | 13 | 0 | 0 | 0.00% | 27.2% | 4.6% |  | 
| CERTAINTEED GYPSUM | FORT DODGE | IA | Mercury and mercury compounds | 0 | 0 | 0 | 0.00% | 16.2% | 12.8% |  | 
| CERTAINTEED SHAKOPEE | SHAKOPEE | MN | Benzo(g,h,i)perylene | 0 | 0 | 0 | 0.00% | 8.1% | 27.0% |  | 
| CERTAINTEED CORP | ATHENS | GA | Benzo(g,h,i)perylene | 0 | 0 | 0 | 0.00% | 36.2% | 59.6% |  | 
| CERTAINTEED CORP | OXFORD | NC | Benzo(g,h,i)perylene | 0 | 0 | 0 | 0.00% | 20.8% | 50.3% |  | 
| CERTAINTEED CORP | FREMONT | CA | Benzo(g,h,i)perylene | 0 | 0 | 0 | 0.00% | 9.7% | 75.0% |  | 
| CERTAINTEED CORP | PORTLAND | OR | Benzo(g,h,i)perylene | 0 | 0 | 0 | 0.00% | 16.3% | 28.4% |  | 
| CERTAINTEED CORP | PEACHTREE CITY | GA | Benzo(g,h,i)perylene | 0 | 0 | 0 | 0.00% | 12.9% | 35.8% |  | 
| CERTAINTEED CORP | SHREVEPORT | LA | Benzo(g,h,i)perylene | 0 | 0 | 0 | 0.00% | 29.2% | 64.3% |  | 
| CERTAINTEED CORP | MILAN | OH | Benzo(g,h,i)perylene | 0 | 0 | 0 | 0.00% | 13.1% | 13.0% |  | 
| WOLVERINE SIDING SYSTEMS | JACKSON | MI | Diisocyanates | 0 | 1,320 | 0 | 0.00% | 0.0% | 0.0% |  | 
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | WORCESTER | MA | Lithium carbonate | 5 | 0 | 0 | 0.00% | 0.0% | 0.0% |  | 
| SAINT-GOBAIN PERFORMANCE PLASTICS | BRISTOL | RI | N-Methyl-2-pyrrolidone | 2,937 | 0 | 0 | 0.00% | 0.0% | 0.0% |  |