NYC-WTC_000205497

NYC 9/11 Public Portal Document

US Department of Labor/OSHA WTC Air Sampling Activity All sampling data with severity >0 excluding all blanks (Including Area and Personal Samples only)

From 4/22/2002 To 4/28/2002 ; sorted by severity UI.................. —

Date Sample ANALYTE TASK/ Sampled LAB # Submission # DESCRIPTION Type Area Location OPERATION Description TIME UOM RESULT TWA SEVERITY

4/22/02 DI 5642 0422-RT2 Lead, Inorganic (as Pb) P SOUTHEAST TULLY Burner J-Ramp 420 0.0911514 0.091 1.823028 4/23/02 D15655 W2381 Silica, Crystalline P NORTHWEST TURNER Firefighter WTC 6 124 % 26 0.38 0.6008496 Quartz, Respirable Dust II 4/23/02 DI 5654 W2330 Silica, Crystalline P NORTHWEST TURNER 232 X 0 0.38 0.6008496 Quartz, Respirable Dust 4/22/02 P19218 W8942 Silica, Crystalline A SOUTHEAST TULLY AREA SAMPLE 1/9 Area 415 % 26 0.2 0.5729678 Quartz, Respirable Dust 4/22/02 DI 5641 0422-RT-1 Lead, Inorganic (as Pb) P SOUTHEAST TULLY Burner J-Ramp 420 M 0.0209535 0.021 0.41907 4122102 PI9277 0422FR01 Sulfuric Acid P NORTHWEST TURNER NY FIRE 470 0.359 0.36 0.359 DEPARTMENT 4/22/02 P19219 W8700 Silica, Crystalline A SOUTHEAST TULLY AREA SAMPLE 404 % 28 0.12 0.3558881 Quartz, Respirable Dust 4/22/02 DI 5642 0422-RT2 Copper Fume (as Cu) P SOUTHEAST TULLY 420 M 0.0320836 0.032 0.320836 4/23/02 DI 5656 W9067 Silica, Crystalline P NORTHWEST TURNER 516 % 17 0.15 0.2923420 Quartz, Respirable Dust 4/22/02 P19278 0422FR03 Sulfuric Acid P NORTHWEST TURNER NY FIRE 472 0.196 0.2 0.196 DEPARTMENT 4/22/02 DI 5642 0422-RT2 Iron Oxide Fume P SOUTHEAST TULLY 420 M 1.8666241 1.9 0.1866624 4/22/02 DI 5642 0422-RT2 Antimony and P SOUTHEAST TULLY 420 0.0768538 0.077 0.1537076 Compounds (as Sb) 4/22/02 DI 5642 0422-RT2 Cadmium P SOUTHEAST TULLY 420 M 0.0006456 0.00065 0.12912 4/22/02 PI 9279 0422FR02 Sulfuric Acid P NORTHWEST TURNER NY FIRE 475 M 0.084 0.084 0.084 DEPARTMENT 4122102 D15641 0422-RT-1 Copper Fume (as Cu) P SOUTHEAST TULLY 420 M 0.0065591 0.0066 0.065591 4/23/02 DI 5658 W6329 Silica, Crystalline P NORTHWEST TURNER 204 X 0 0.31 0.0611876 o Quartz, Respirable H Dust k; 219 X 0 0.31 0.0611876 I 4/23/02 DI 5657 W8704 Silica, Crystalline P NORTHWEST TURNER to Quartz, Respirable Dust 4/22/02 DI 5642 0422-RT2 Zinc Oxide Fume P SOUTHEAST TULLY 420 M 0.2905774 0.29 0.0581155 o 4/22/02 D15641 0422-RT-1 Iron Oxide Fume P SOUTHEAST TULLY 420 M 0.3602569 0.36 0.0360257 o I 4/22/02 D15641 0422-RT-1 Zinc Oxide Fume P SOUTHEAST TULLY 420 M 0.1107492 0.11 0.0221498 o o to Page I of 2 Monday, April 29, 2002 fPTCSaniplingMaster0426. indh co co co to o

NYC-WTC_000205497