NYC-WTC_000203343

NYC 9/11 Public Portal Document

□Alt: I I/U2/U I

WORLD TRADK CENTER AIR MONITORING TABLE Fiber Aibeitoi Duration Sample PCM Cone. Cone. Date Ambient/ Sampled Volume LOQ PCM TEM Sampled Sample ID Location Sampled Indoor (Mini) (liters) (f/cc) (f/ce) (strMc./mm2) 09/18/01 10918/A307001 WARREN ST & NORTH END AVENUE AMBIENT 45 675 0.008 52.49 09/18/01 !09i8/A207001 WEST ST & VESEY ST. AMBIENT 40 600 0.034 157.48 INDOOR SAMPLES 09/18/01 10918/A307002 225 RECTOR PL - 11 TH FLOOR INDOOR 90 1350 0.044 overload 09/18/01 302/002 225 RECTOR PL - LOBBY INDOOR 90 1350 0.030 Insuff. Materials

PERIMETER SAMPLES 109I9/A003001 MURRAY & CHURCH ST. ambient 19. 09/19/01 ti / j

09/19/01 302/001 FULTON & CHURCH ST. AMBffiNT 45 675 0.020 overload 09/19/01 IO919/A1000O1 MURRAY & GREENWICH ST. AMBIENT 40 600 0.008 <LOQ 09/19/01 10919/A3O70O1 WARREN ST & NORTH END AVENUE AMBIENT 45 675 0.007 <LOQ BATTERY PARK CITY NORTH END 09/19/01 302/003 RIVER TERRACE & PARK PL WEST AMBIENT 45 675 0.007 <LOQ 09/19/01 302/002 RIVER TERRACE & CHAMBERS ST AMBIENT 45 675 0 012 6.75 09/19/01 LAB 3 #5 NORTH END AVE & VESEY ST. AMBIENT 30 450 0.010 overload 09/19/01 LAB 3 #2 WEST ST & WARREN ST. AMBIENT 30 450 0.030 149.61 09/19/01 10919/A307002 NORTH END AVE & PARK PL WEST AMBIENT 45 675 0.050 <8.75 09/19/01 10919/A307003 RIVER TERRACE & VESEY ST AMBIENT 45 675 0.012 17.50 SOUTHEND 09/19/01 10919/A3O7OO4 SOUTH END AVE & ALBANY ST AMBIENT 45 675 0.013 overload 09/19/01 10919/A307005 RECTOR PL BY THE PARK AMBIENT 45 675 0.007 <LOQ O 09/19/01 302/004 W. THAMES ST - ALONG WATERFRONT AMBIENT 45 675 0.007 <LOQ 09/19/01 302A)05 THIRD PL & BATTERY PL - WATERSIDE AMBIENT 45 675 0.007 <LOQ 09/19/01 LAB 3 #3 WEST ST & ALBANY AMBIENT 30 450 0.050 overload o 0.010 31.50 m 09/19/01 LAB 3 #4 GATEWAY PLAZA PARK AREA AMBIENT 30 450

PERIMETER SAMPLES o 09/20/01 10920/A0O3001 MURRAY & CHURCH ST. AMBIENT 45 675 0.007 <LOQ 20 DO 09/20/01 302/001 FULTON & CHURCH ST. ;AMB!ENT 45 675 0.007 <LOQ 09/20/01 LAB3#1 MURRAY & GREENWICH ST. AMBIENT 30 450 0.01 <LOQ 09/20/01 10920/A307001 WARREN ST. & NORTH END AVE AMBIENT 45 675 0.007 <LC’Q > 09/20/01 302/002 CEDAR & CHURCH STREETS AMBIENT 45 675 0.007 <LOQ

I C ro o BATTERY PARK CTT/ NORTH END 09/20/01 09/20/01 09/20/01 09/20/01 302/005 302/006 XjTVDJ Kt

LAB3#5 RIVER TERRACE AND PARK PLACE RIVER TERRACE AND CHAMBERS ST. WAJiREN ST. & NORTH END AVE NORTH END AVE & RIVER TERRACE AMBIENT AMBIENT AMBIENT AMBIENT 30 30 30 30 450 450 450 450 0.01 0.01 0.01 0.01 <LOQ <LOQ <LOQ <LOQ o o o co CD METHODS; 1. PCM : NIOSH 7400 METHOD, "A" COUNTING RULE. 2. TEM: EPA 40 CFR PART 763 FINAL RULE (AHERA) Page 3 of 12 CD CD 00

NYC-WTC_000203346