NYC Law Department release
Independent mirror · updated as the City releases more · v1.2.6
← Document results/DEP Box 53/E-Mail 1/2/02
Document / 78 pages

Special Investigative Audit #14 Draft, WTC Site, Nov 2001

Machine-extracted title · confidence 95%

Draft special investigative audit report on environmental data from the World Trade Center site prepared by IT Corporation.

NYC-WTC_000130438–000130515

Folder label: “E-Mail 1/2/02

Page image
Scanned page image, NYC-WTC_000130508
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

During the month of October, rain was reported in New York City on the 15`, 6th, 16th, and 17th These dates correspond to the dips in the PM results.

PM 10 and PM 2.5 70- 60- 50- a~ 40 30 \ _ ___/v_• \ U 20 10 ---- -

0 Oct 2 Oct 5 Oct 8 Ocf 11 Oc 14 Date PM 2.5 CG Battery Park (Rooftop) PM 10 CG Bldg (Site 3)

Figure 15. PM 10 and PM 2.5 at Coast Guard Locations.

PM 10 and PM 2.5 50

M 40 30

v 10

0 Oct 2 Oct 5 Oct 8 Oc 11 Oc 14 Date PM 2.5 CG Battery Park (Rooftop) (Line PM 10 CG Bldg (Site 3) (Linear Fit)

Figure 16. Linear Fitted Line for PM 10 and PM 2.5 at Coast Guard Locations.

PM 10 and PM 2.5 at the Coast Guard Building Site 3 and the Coast Guard Battery Park Rooftop sites are clearly correlated (correlation coefficient = 0.983). Additional trend charts of PM 10 for other locations are provided in Attachment 3.

Page 50 of

NYC-WTC 000130508

OCR can misread numbers and units. Confirm readings against the page image before using them.

NYC-WTC_000130508Source: NYC Law Department, mirrored locally

Related records

Browse subjects →

Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.

Same-box records

Filed elsewhere

More like this page

Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.

Page similarity is temporarily unavailable or this page has no indexed vector.

Buildings in this record

Machine-extracted building matches; verify each source. Buildings, never households.

Others also read

Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.

NYC-WTC_000130435 · Box DEP Box 53

Summary of asbestos air sampling results from October 1, 2001, including PCM and TEM standard comparisons for NYC and NJ locations.

Filed in the same folder

Compare copies and versions →