65 document results

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

actinolite asbestos, anthophylite asbestos, and tremolite asbestos.

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

This next section reviews the air monitoring data for asbestos and discusses how these data relate to human health benchmarks developed for asbestos.

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

Location of asbestos monitoring stations in Lower Manhattan. Figure 24.

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

Background Air Concentrations for Asbestos ATSDR’s Toxicological Profile for Asbestos (ATSDR, 1999) provides a summary of background asbestos levels.

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

Asbestos Air Monitoring Data at the WTC Three sources of information were used to evaluate the asbestos air monitoring. One was the EPA WTC database itself.

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

6 IS 143,511 West PM2.5 continuous-by NYSDEC PM 2.5 TEOM 182nd Street NTV KTV 100“;^ Asbestos

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

Metals 8 hour sample twice per week Location G Church & Duane St Asbestos 2-12 hour samples daily Contract Location H Chase Manhattan Plaza Asbestos

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

NYC 9/11 Public Portal Document Asbestos TEM - Weekly Maximums North - South Axis

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

A limited amount of asbestos bulk dust samples were obtained from these schools. No samples taken from inside the schools exceed 1% asbestos.

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

Asbestos was detected in settled indoor dust in 10 out of 57 (18%) residential units sampled, with the positive samples showing a maximum of 1.5% asbestos in dust.

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

Northwest- Southeast directional analysis for asbestos TEM weekly maximums (taken from EPA, 2002a). Figure 28. Northeast- Southwest directional analysis for asbestos TEM weekly maximums (taken from EPA, 2002a).

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

samples daily Contract vocation V Pier 6, Bus Sign Asbestos 2-12 hour samples daily Contract vocation W Wash Tent, West Street Asbestos

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

Risk Assessment Benchmarks for Evaluation of Asbestos Air Data The principal benchmark used in this assessment for evaluation of asbestos in air data from the WTC site is the Asbestos Hazard

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

NJ-FMC Roosevelt Blvd., Asbestos 1-12 hour sample on Mon. and Contract Cartaret, NJ Thurs.

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

during the early weeks when a small percent of elevated measurements of asbestos were reported.

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

Asbestos was detected in settled indoor dust in 10 of 57 (16%) lower Manhattan residential units sampled, with the positive samples showing a maximum of 1.5% asbestos in dust.

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

The clean-up includes: upon request, the clean-up of residential units, using certified contractors, with followup testing for asbestos in the indoor air, or; testing-only of asbestos

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

In the severely damaged apartment, five air measurements of asbestos ranged from 6277 to 10,620 S/mm^ using the AHERA protocol.

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

A total of 1174 air samples were taken, including 804 for asbestos.

Summary Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

includes all asbestos fibers greater than 5 microns in length. 4.