NYC 9/11 Public Portal Document
RUG-14-2002 17:45 FROM US EPR REGION 2 ORC TO 9171S5954544 P.03/06
DRAFT
WTC Indoor Air/Environment Pre-Cleanup Pilot Study
Sampling Matrix
Silica,
Asbestos/ Total#
Wipe Samples Lead Dioxhs PAHS Calcite, Total Dust
MMVF Samples
Gypsum
Ceilings 1 0 0 0 0 0 1
Wails 1 1 1 1 1 0 5
Bare floor 1 1 1 1 1 0 5
Counter tops or 1 1 1 6
1 ■ 1 1
furniture (table tops) ss
Total Wipe 3 3 1 17
4 3 3
Samples/parameter
Silica,
Micro-vacuum Asbestos/ Total#
Lead Dioxins PAHS Calcite, Total Dust
Samples MMVF Samples
Gypsum
Carpets or Drapery 3 3 0 0 0 0 6
Fabric Furniture 0
3 3 0 0 0 6
(couch or chair)
Total Micro-vacuum
6 6 0 0 0 0 12
Samples/parameter
Silica,
Asbestos/
Indoor Air Samples Lead Dioxins PAHS Calcite,
MMVF Samples
Gypsum
Main Living
0 0 2 2 0 0 4
Space(living rooms)
Asbestos/ Total #
Bulk Dust Samples Lead Dioxins PAHS Silica pH
MMVF Samples
1 1 1 1 1 1 6
NOTES:
1 MMVF - Man Made Vitreous Fibers,
2 This table does not include the 10% Quality Control samples.
3 The total number of samples presented represents the number of samples to
be collected per unit.
4
Dioxins and PAH samples in indoor air will be collected from the 2 commercial
spaces. Additional samples may be collected if dean up criteria is not met.
NYC-WTC_000155796
OCR can misread numbers and units. Confirm readings against the page image before using them.