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Mercury analysis records, WTC site, Nov 2001

Machine-extracted title · confidence 90%

Records of mercury testing and analysis conducted at the World Trade Center site during November 2001.

NYC-WTC_000065800–000065819

Folder label: “Hg 11/7/01 11/9/01 11/14/01 11/16/01 11/20/01

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NYC 9/11 Public Portal Document

Westchester county labs Folder: RUNSl Page 125 Protocol: hg-cv ***POST-RUN REPORT*** Line Cone. Units SD/RSD 1 2 3 4 5

*** Sample ID: 27828 Seq: 814 16:04:41 16 Nov 01 HG

Hg .013 PPb .000 .013

*** Sample ID: 27831 Seq: 815 16:06:20 16 Nov 01 HG

Hg .015 PPb .000 .015

*** Sample ID: 27951 Seq: 816 16:07:58 16 Nov 01 HG

Hg .015 PPb .000 .015 ★ * * (Check Standard: 2 Ck21.0 qc Seq: 817 16:10:18 16 Nov 01 HG Line Flag Found True Units SD/RSD Hg '3. .930 1.00 PPb .000

*** Sample ID: 27952 Seq: 818 16:12:07 16 Nov 01 HG

Hg .023 PPb .000 .023

*** Sample ID: 27953 Seq: 819 16:13:45 16 Nov 01 HG

Hg .016 PPb .000 .016

*** Sample ID: 27954 Seq: 820 16:15:25 16 Nov 01 HG

Hg .015 PPb .000 .015

*** Sample ID: 27955 Seq: 821 16:17:15 16 Nov 01 HG

Hg .010 PPb .000 .010

*** Sample ID: 27956 Seq: 822 16:19:24 16 Nov 01 HG

Hg .013 PPb .000 .013

*** Sample ID: 27957 Seq: 823 16:21:02 16 Nov 01 HG

Hg .014 PPb .000 .014 ★ ICheck Standard: 2 Ck21.0 qc Seq: 828 16:30:50 16 Nov 01 HG Line Flag Found True Units SD/RSD Hg .927 1.00 PPb .000

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NYC-WTC_000065813

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Hg sampling logs, Nov 2001 · Box DEP Box 59

NYC-WTC_000065799

Index or log entries for Mercury (Hg) sampling activities conducted at the World Trade Center site during multiple dates in November 2001.

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