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← Document results/DEP Box 53/22 WHITEHALL STREET Block: 9 Lot: 24 BIN: 1000021 1 Battery Park Plaza, 24 State St., 2-12 Bridge St., 1 Pearl St.
Document / 29 pages

Letter reoccupancy status 1 Battery Park Plaza April 2002

Machine-extracted title · confidence 95%

Letter from a company to DEP confirming minimal dust and cleaning at 1 Battery Park Plaza following the September 11 attacks.

NYC-WTC_000130926–000130954

Folder label: “22 WHITEHALL STREET Block: 9 Lot: 24 BIN: 1000021 1 Battery Park Plaza, 24 State St., 2-12 Bridge St., 1 Pearl St.

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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

LE , d -4101 1

00 - 43'000 otassium /j 50.0 SB Selenium N/A 10.1 - 3.9 0.05 or SB Silver /A /A 0.1 SB Sodium /A 116,000- 8,000 50.0 SB Thallium /A EN/A 0.1 1SB Vanadium /A • 1-300 0.5 1 150 or SB Zinc /A 9-50 110.2. 120 or SB

Note. Some forms of metal sans such as Aluminum Phosphide, Calcium Cyanide, Potassiur., Cyanide. Copper cyanide, Silver cyanide, Sodium cyanide, Zinc pb.►sphide, Thallium salts, Vanadium pentoxide and Chromium (VI) compounds are more toxic in nature. Please refer to the USEPA HEASTs database to find cleanup objectives if such metals are present in soil. SB is site background N/A is not available * CBDL is contract required detection limit which is approx. 10 times the CRDL for water. ** New York State background *"'"° Some forms of Cyanide are complex and very stable while other forms are pH dependent and hence are very unstable. Site-specific form(s) of Cyanide should be taken into consideration when establishing soil cleanup objective. **** Background levels for lead vary widely. Average levels in undeveloped, rural areas may range from 4-61 ppm. Average background levels in metropolitan or suburban areas or near highways are much higher and typically range from 200-500 ppm. ***** Reeommlended soil cleanup objectives -are average background concentrations as reported in a 1984 survey of reference material by E. Carol McGovern, NYSDEC.

http://www.dec.state.ny.us/website/der/tagms/p~rtg4o46e.html 1/14/02 LZ'd SD':60 Z00Z-9Z—NUW NYC-WTC 000130953

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NYC-WTC_000130953Source: NYC Law Department, mirrored locally

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