NYC 9/11 Public Portal Document
U.S. Environmental Protection Agency (www.epa.gov)
Sampling Situation Report
Friday, December 7, 2001
Fixed Ambient Air Sampling Locations (Asbestos)
• NYC / ER (Dec 2, 1200 - 2359 hrs)
o All 21 samples analyzed were below the TEM AHERA standard.
o 1 sample (Location K) was not collected due to a damaged cassette.
• NYC / ER (Dec 3, 0001 - 1200 hrs)
o All 20 samples analyzed were below the TEM AHERA standard.
o 2 samples (Locations B and C) were not analyzed due to overloading of particulates.
• NYC / ER (Dec 3, 1200 - 2359 hrs)
0 All 22 samples analyzed were below the TEM AHERA standard.
• NYC / ER (Dec 4, 0001 - 1200 hrs)
0 All 22 samples analyzed were below the TEM AHERA standard.
• NJ / ER (Dec 3)
0 All 4 samples analyzed were below the TEM AHERA standard.
Landfill Ambient Air Sampling Locations
• Fresh Kills (Dec 4, 0804 -2114)- Asbestos
0 All 19 samples analyzed were below the TEM AHERA standard.
• Fresh Kills (Dec 5) - Particulate Monitoring (Dataram)
o Nothing of significance reported at three stations (P-1, P-2, and P-7) based on daily
average concentrations.
Ambient Air Sampling Locations
• NYC / ER (Dec 3) - Particulate Monitoring (TEOM PM 2.5)
o Park Row (Site 1) - 24-hr average concentration for this period was 20.32 ug/1n3.
o Chambers St./West St. (Site 2) - 24-hour average concentration for this period was 20.50
ug/m3.
o Coast Guard Building - Battery (Site 3) - 24-hour average concentrations for this
period was 18.86 ug/m3.
o Wall Street - 24-hour average concentrations for this period was 22.58 ug/m3.
o All readings below the National Ambient Air Quality Standard for PM2 5 (65 ug/m3).
NYC-WTC 000130522
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