NYC-WTC_000199762

NYC 9/11 Public Portal Document

Jessica taighton - RA_sitrep01-04.wpd Page l"1 c

U.S. Environmental Protection Agency (wH’iv.qpfl.gpv) Sampling Situation Report Friday, January 4, 2002

Fixed Ambient Air Sampling Locations (Asbestos)

NYC / ER (Dec 26, 1200 - 2359 hrs)

o All 22 samples analyzed were below the TEM AHERA standard. o Location P was not sampled.

NYC / ER (Dec 27, 0001 - 1200 hrs)

o 1 of 21 samples analyzed was above the TEM AHERA standard. o Exceedance of TEM AHERA standard occurred at Location D (204.44 S/rnnr). o 22 of the 23 structures identified in this sample were less than 5 microns in length. o Note: A field duplicate (co-located) sample for Location D did not detect any structures (< 8.89 S/mm^). o Location P was not sampled.

NYC / ER (Dec 27, 1200 - 2359 hrs)

o All 22 samples analyzed were below the TEM AHERA standard.

NYC / ER (Dec 28, 0001 - 1200 hrs)

o All 22 samples analyzed were below the TEM AHERA standard.

NYC / ER (Dec 28, 1200 - 2359 hrs)

o All 20 samples analyzed were below the TEM AHERA standard. o 2 locations (Locations T and T-duplicate) were not sampled since access to those locations was not available.

NYC / ER (Dec 29, 0001 - 1200 hrs)

o All 20 samples analyzed were below the TEM AHERA standard. o 1 sample (Location T) was not submitted at this time since access to that location was not available. o 1 sample (Location V) was not collected due to equipment malfunction.

Landfill Ambient Air Sampling Locations

CITY_21MC100_002458877

NYC-WTC_000199762