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NYC-WTC_000220127

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000220127–000220128
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NYC 9/11 Public Portal Document

WORLD TRADE CENTER DEWATERING Water Analyses Data

Freon Results tppb) MTBE Results (ppb) Asbestos Results (mfi)/>10 mfI SanipleDate Sample Location NYCDEP standard -10 ppb‘ ; , NYS standard-7 mil •• 12/13/2001 Sump Discharge (S. Projection) NA NA Dewatering Well Discharge 7 NA NA 12/17/2001 Sump Discharge (S. Projection) 97 NA NA Dewatering Well Discharge 9 NA NA 12/24/2001 Sump Discharge (S. Projection) 109 NA NA Dewatering Well Discharge 21 NA NA 12/31/2001 Sump Discharge (S. Projection) 200 NA NA Dewatering Well Discharge 18 NA NA 01/09/2002 Sump Discharge (S. Projection) 94 NA NA Dewatering Well Discharge 19 NA NA 01/11/2002 Sump Discharge (S. Projection) 25 NA NA Dewatering Well Discharge 11 NA NA 01/14/2002 Sump Discharge (S. Projection) 99 NA NA Dewatering Well Discharge 12 NA NA 01/18/2002 Sump Discharge (s. Projection) 91 NA NA Dewatering Well Discharge 8 NA NA 01/21/2002 Sump Discharge (S. Projection) 88 NA NA Dewatering Well Discharge 9 NA NA 01/25/2002 Sump Discharge (S. Projection) 100 NA NA Dewatering Well Discharge 8 NA NA 01/28/2002 Sump Discharge (S. Projection) 140 NA NA Dewatering Well Discharge 15 NA NA 02/01/2002 Sump Discharge (S. Projection) 170 NA NA Dewatering Well Discharge 41 NA NA 02/04/2002 Sump Discharge (S. Projection) 150 NA NA Dewatering Well Discharge 56 NA NA 02/08/2002 Sump Discharge (S. Projection) 120 NA NA Dewatering Well Discharge 7 NA NA 02/11/2002 Sump Discharge (S. Projection) 25 NA NA Dewatering Well Discharge 11 NA NA 02/15/2002 Sump Discharge (S. Projection) 63 NA NN Dewatering Well Discharge 2 NA NA 02/18/2002 Sump Discharge (S. Projection) 81 NA NA Dewatering Well Discharge 2 NA NA 02/22/2002 Sump Discharge (S. Projection) 48 NA NA Dewatering Well Discharge 6 NA NA 02/25/2002 Sump Discharge (S. Projection) 49 NA NA Dewatering Well Discharge 6 NA NA 03/01/2002 Sump Discharge (S. Projection) 21 NA 140 Dewatering Well Discharge NA NA NA 03/04/2002 Sump Discharge (S. Projection) 31 68.1 / 23.7 170 Dewatering Well Discharge 2.8 < 0.74 / <0.74 1.0 U 03/11/2002 Sump Discharge (S. Projection) 45 90.6 / 29.6 160 Dewatering Well Discharge 4.7 87/5.55 1.0 U 03/18/2002 Sump Discharge (S. Projection) 32 30.3 / 23.6 150 Dewatering Well Discharge 2.6 8.6 / <1.23 13 03/25/2002 Sump Discharge (S. Projection) 24 202/153 220 Dewatering Well Discharge 3.1 <0.49 / <0.49 13 04/10/2002 Sump Discharge (S. Projection) 8.4 41.4/11.8 65 Dewatering Well Discharge 2.2 1.48/<1.48 11 04/15/2002 Sump Discharge (S. Projection) 15 125/62.9 U Dewatering Well Discharge 2.3 2.97 /1.97 U 04/22/2002 Sump Discharge (S. Projection) 32 180 Dewatering Well Discharge 2 8.4

NYCDDC 1 05/09/2002

CITY_21MC100_003711076

NYC-WTC_000220127

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NYC-WTC_000220127Source: NYC Law Department, mirrored locally

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Water analysis results, WTC site, March 2002

NYC-WTC_000186477

Memo transmitting water sample test results for MTBE and chlorodifluoromethane from the World Trade Center site collected on March 11, 2002.

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