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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 112 Protocol: hg-cv ***POST-RUN REPORT*** Line Cone. Units SD/RSD 1 2 3 4 5

*** Standard: 1 Rep: 1 Seq: 730 15:09:47 14 Nov 01 HG

Hg .000 PPb 106

*** Standard: 2 Rep: 1 Seq: 731 15:11:49 14 Nov 01 HG

Hg .400 PPb 28890

*** Standard: 3 Rep: 1 Seq: 732 15:13:25 14 Nov 01 HG

Hg 1.00 PPb 69580

*** Standard: 4 Rep: 1 Seq: 733 15:15:16 14 Nov 01 HG

Hg 3.00 PPb 235082

*** Standard: 5 Rep: 1 Seq: 734 15:16:56 14 Nov 01 HG

Hg 5.00 PPb 397638

*** Standard: 6 Rep: 1 Seq: 735 15:18:47 14 Nov 01 HG

Hg 10.0 PPb 771731 *** ICheck Standard: 2 Ck21.0 qc Seq: 736 15:20:34 14 Nov 01 HG Line Flag Found True Units SD/RSD Hg (98.1 .981 1.00 PPb .000

*** Sample ID: 27544 pot Seq: 737 15:22:23 14 Nov 01 HG

Hg .116 PPb .000 .116

*** Sample ID: 27544d / Seq: 738 15:24:09 14 Nov 01 HG

Hg .089 PPb .000 .089

*** Sample ID: 27544 spk Seq: 739 15:25:46 14 Nov 01 HG

Hg 5.05 PPb .000 5.05

*** Sample ID: 27545 Seq: 740 15:27:42 14 Nov 01 HG

Hg .181 PPb .000 .181

*** Sample ID: 27546 Seq: 741 15:29:18 14 Nov 01 HG

Hg .134 PPb .000 .134

*** Sample ID: 27547 Seq: 742 15:30:57 14 Nov 01 HG

Hg .077 PPb .000 .077

*** Sample ID: 27548 Seq: 743 15:32:54 14 Nov 01 HG

Hg .083 PPb .000 .083

NYC-WTC_000065808

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NYC-WTC_000065808Source: NYC Law Department, mirrored locally

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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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