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EPA memorandum on WTC environmental data concealment, July 2004

Machine-extracted title · confidence 85%

EPA internal memorandum addressing allegations that NYC and EPA concealed environmental data following 9/11, with evidence not previously evaluated in an August 2003 EPA Inspector…

NYC-WTC_000153780–000153811

Folder label: “WORLD TRADE CENTER - JOHN LADUCA FILES

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NYC 9/11 Public Portal Document

WORLD TRADE CENTER AIR MONITORING TABLE Fiber Asbestos Duration Sample PCM Cone. Cone. Date Ambient/ Sampled Volume LOQ PCM TEM Sampled Sample ID Location Sampled Indoor (Mins) (liters) (Ecc) (f/cc) (struc./mm2) PERIMETER SAMPLES 9/25/01 10925A307002 MURRAY & CHURCH ST. AMBIENT 45 675 0.01 <LOQ 9/25/01 302/001 FULTON & CHURCH ST. AMBIENT 40 600 0.01 <LOQ 9/25/01 302/003 MURRAY & GREENWICH ST. AMBIENT 45 675 0.01 <LOQ 9/25/01 10925A307003 WARREN ST & NORTH END AVENUE AMBIENT 40 600 0.01 <LOQ 9/25/01 10925A307002 PARK PL. & CHURCH AMBIENT 45 675 0.009 9/25/01 302/002 PARK PL. & GREENW'ICH AMBIENT 40 600 0.009 9/25/01 10925A003001 TRINITY PL. & THAMES ST. AMBIENT 40 600 0.01 <LOQ BATTERY PARK SAMPLES NORTH END 9/25/01 302/004 RIVER TERRACE & PARK PL WEST AMBIENT 40 600 0.01 <LOQ 9/25/01 302/005 RIVER TERRACE & CHAMBERS ST AMBIENT 45 675 0.01 <Loy 9/25/01 302/006 RIVER TERRACE PARK AREA AMBIENT 45 675 0.01 <LOQ 9/25/01 10925A307005 WEST ST & WARREN ST. AMBIENT 45 675 0.012 9/25/01 I0925A307004 NORTH END AVE & PARK PL WEST AMBIENT 45 675 0.01 <LOQ 9/25/01 10925A307006 RIVER TERRACE & VESEY ST AMBIENT 40 600 0.01 <LOQ SOUTH END 9/25/01 302/009 SOUTH END AVE & ALBANY ST AMBIENT 45 675 0.01 <LOQ 9/25/01 302/010 RECTOR PL BY THE PARK AMBIENT 45 675 0.01 <LOQ 9/25/01 302/007 W. THAMES ST - ALONG WATERFRONT AMBIENT 45 675 0.01 <LOQ 9/25/01 302/008 WEST OF 'THIRD PL (SOUTH COVE APARTMENT) AMBIENT 45 675 0.01 <LOQ 9/25/01 10925A003002 WEST ST & ALBANY AMBIENT 40 600 0.01 <LOQ 9/25/01 10925A003003 GATEWAY PLAZA PARK AVE AMBIENT 40 600 0.008

PERIMETER SAMPLES 9/26/01 302/004 MURRAY & CHURCH ST. AMBIENT 45 675 0.010 9/26/01 302/005 FULTON & CHURCH ST. AMBIENT 35 525 0.078 9/26/01 302/003 MURRAY & GREENWICH ST. AMBIENT 45 675 0.008 9/26/01 10926A307OO1 WARREN ST & NORTH END AVENUE AMBIENT 45 675 0.01 <LOQ 9/26/01 302/002 P/KRK PL. & CHURCH AMBIENT 45 675 0.008 9/26/01 302/001 PARK PL. & GREENWICH AMBIENT 45 675 0.008 9/26/01 10926A307004 TRINITY PL. & THAMES ST. AMBIENT 35 525 0.01 <LOQ 9/26/01 10926A307009 VESEY & WEST ST. AMBIENT 45 675 0.011 BATTERY PARK SAMPLES NORTH END 9/26/01 302/008 RIVER TERRACE & PARK PL WEST AMBIENT 35 525 0.01 <LOQ 9/26/01 302009 RIVER TERRACE & CHAMBERS ST AMBIENT 35 525 0.017 9/26/01 302/010 RIVER TERRACE PARK AREA AMBIENT 35 525 0.01 <LOQ 9/26/01 302/011 WEST ST & WARREN ST. AMBIENT 35 525 0.01 <LOQ 9/26/01 10926A307002 NORTH END AVE & PARK PL WEST AMBIENT 40 600 0.01 <LOQ 9/26/01 10926A307003 RIVER TERRACE & VESEY ST AMBIENT 35 525 0.01 <LOQ SOUTH END 9/26/01 10926A307006 SOUTH END AVE & ALB/VNY ST AMBIENT 35 525 0.01 <LOQ 9/26/01 10926A307008 RECTOR PL BY THE PARK AMBIENT 35 525 0.01 <LOQ 9/26/01 302/006 W. THAMES ST - ALONG WATERFRONT AMBIENT 35 525 0.01 <LOQ 9/26/01 302/007 WEST OF 'THIRD PL (SOUTH COVE APARTMENT) /AMBIENT 35 525 0.01 <LOQ 9,76/01 I0926A307007 WEST ST & ALBANY AMBIENT 35 525 0.014 9/26/01 10926A307005 GATEWAY PLAZA PARK AVE AMBIENT 35 525 0.023

PERIMETER SAMPLES 9/27/01 302/001 PARK PL. & CHURCH AMBIENT 35 525 0.050 9/27/01 302/002 MURRAY & CHURCH ST. AMBIENT 40 600 0.016 9/27/01 302/003 PARK PL. & GREENWICH AMBIENT 35 525 0.014 9/27/01 302/004 MURRAY & GREENWICH ST AMBIENT 40 600 0.01 <LOQ 9/27/01 302/005 FULTON & CHURCH ST. AMBIENT 35 525 0.010 9/27/01 302/006 TRINITY PL. & THAMES ST. AMBIENT 35 525 0.01 <LOQ 9/27/01 302/007 WARREN ST & NORTH END AVENUE AMBIENT 35 525 0.01 <LOQ 9/27/01 10927A207002 VESEY & WEST ST. AMBIENT 35 525 0.018 9/27/01 10927A207003 VESEY & WEST ST. AMBIENT 35 525 0.016 BATTERY PARK SAMPLES NORTH END 9/27/01 302/008 RIVER TERRACE & PARK PL WEST AMBIENT 35 525 O.OI <LOQ 9/27/01 302/009 RIVER TERRACE & CHAMBERS ST AMBIENT 35 525 0.014 9/27/01 302/010 RIVER TERRACE PARK AREA AMBIENT 35 525 0.01 <LOQ 9/27/01 302/011 WEST ST & WARREN ST. AMBIENT 35 525 0.009 9/27/01 302/012 NORTH END AVE & PARK PL WEST AMBIENT 35 525 0.01 <LOQ 9/27/01 302/013 RIVER TERRACE & VESEY ST AMBIENT 35 525 0.01 <LOQ SOUTH END 9/27/01 LAB3-001 SOUTH END AVE & ALBANY ST AMBIENT 40 600 0.01 <LOQ 9/27/01 LAB3-002 RECTOR PL BY THE PARK AMBIENT 35 525 0.01 <LOQ 9/27/01 LAB3-OO3 W. THAMES ST - ALONG WATERFRONT AMBIENT 40 600 0.01 <LOQ 9/27/01 LAB3-004 WEST OF 'THIRD PL (SOUTH COVE APARTMENT) AMBIENT 45 675 0.01 <LOQ 9/27/01 LAB3-005 WEST ST & ALBANY AMBIENT 45 675 0.01 <LOQ 9/27/01 LAB3-006 GATEWAY PLAZA PARK AVE AMBIENT 35 525 0.01 <LOQ

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