EPA memorandum detailing plans for asbestos wipe sampling, projecting airborne dust levels, and estimating increased cancer risks from WTC dust exposure.
NYC-WTC_000151635–000151653Folder label: “WTC DC TO RC LETTERS CALLEHAN WHITMAN ETC. WARD DOCTOROFF KENNY”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Tables. CUMULATIVE EXPOSURES OF ASBESTOS ASSOCIATED WITH HEALTH EFFECTS From the ATSDR Toxicological Profile for Asbestos,'" including examples of air levels and the amount of time needed to accumulate the dose EQUIVALENT AIR LEVEL (in fibers per milliliter - VmL) UI and NUMBER OF YEARS EXPOSURE THAT WOULD LEAD TO THIS TOTAL CUMULATI\€ EXPOSURE OR DOSE § g co S tu u. u. ui
I I X
h, 111 Cumulative Exposure is given in the number 1 week 3 months 6 months 1 year 2 years 50 years of fibers per milliliter thies the years of exposure (f-yr/mL), measured by PCM
Risk Level Is the number of excess cancer cases or cases of other health effects for a given population
king cancer, 0.00035 1 cancer 0.018 0.0014 0.0007 0.00035 0.000175 0.000007 smokers, per million EPA risk levels
0.0035 1 cancer 0.183 0.014 0.007 0.0035 0.00175 0.00007 per 100,000
0.035 1 cancer 1.825 0.14 0.07 0.035 0.0175 0.0007 per 10,000
king cancer, 0.0035 1 cancer 0.183 0.014 0.007 0.0035 0.00175 0.00007 non-smokers, per million EPA risk levels
0.035 1 cancer 1.825 0.14 0.07 0.035 0.0175 0.0007 per 100,000
0.35 1 cancer 18.250 1.4 0.7 035 0.175 0.007 per 10,000
mesothelioma, 0.00031 1 cancer 0,01 e 0.00124 0.00062 0.00031 0.000155 0.0000062 EPA risk levels per million
0.0031 cancer 0.162 0.0124 0.0062 0.0031 0.00155 0.000062 per 100,000
0.031 1 cancer 1.616 0.124 0.062 0.031 0.0155 0.00062 per 10,000
asbestosis 2.6 no effect 135.571 10.4 5.2 2.6 1.3 0.052 level
4.5 1 case per 234.643 18 9 4.5 2.25 0.09 1000
abnormal 0.12 3.7 per 100 6.257 0.48 034 0.12 0.06 0.0024 radiological findings
-8-
NYC-WTC_000151642
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Memorandum detailing procedures for asbestos wipe sampling in Lower Manhattan and estimating associated cancer risks from dust exposure.
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