VOC sampling locations table for Ground Zero area, Jan 2002

NYC 9/11 Public Portal Document

List of Tables

Table 1. Inhalation health risk screening benchmarks used in this assessment.

Table 2. Concentrations (maximum and Sept-Oct average) of PMj , and Component Elements Measured at the EPA/ORD World Trade Center Perimeter Sites and at Four Other Sites in the Northeast U.S. (PM2.5 concentrations in ug/m’; all other components in ng/m’).

Table 3. Summary of PCB monitoring data between September, 2001, and April, 2002.

Table 4. Measured dioxin TEQ air concentrations at the WTC Building 5 monitor, the Church & Dey monitor, and the Park Row monitor (all units = pg TEQ/m^; NR = not reported; all TEQ calculated at ND = 56 DL except values in parenthesis, which are calculated at ND = 0).

Table 5. Human exposure and health risk assessment assumptions and results for dioxin TEQs.

Table 6. Locations and concentrations of asbestos exceeding the AHERA level of 70 S/mm^.

Table 7. VOC sampling locations outside of Ground Zero.

Table 8. Locations that showed exceedences of screening benchmarks for VOCs and restrictions to access.

Table 9. Acetone grab sample exceedences and 24-hour sample monitoring summary.

Table 10. Benzene grab sample exceedences and 24-hour sample monitoring summary.

Table 11. 1,3-Butadiene grab sample exceedences and 24-hour sample monitoring summary.

Table 12. Chloromethane grab sample exceedences monitoring summary

Table 13. Ethylbenzene grab sample exceedences and 24-hour sample monitoring summary.

Table 14. Toluene grab sample exceedences and 24-hour sample monitoring summary.

DRAFT-DO NOT QUOTE OR CITE iii October 2002

NYC-WTC_000149072