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NYC-WTC_000203046
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NYC 9/11 Public Portal Document
September 24.2001 ri0;45am> Preliminary Results New York Citv/ World Trade Center Sampling Activities Sandy Hook “Greaseballs”
Preliminary Results Summary: Three grab samples were collected of the washup material the Ocean Beach at southern Sandy Hook. The “greaseball” material was only observed at this location. Two samples were submitted for analysis, and one has been archived. Data received to date suggest that the “greaseballs” are derived from sewage.
EPA Personnel: Thuan Tran, James Kurtenbach
Sampling Date; 09/20/01
Sampling Time: Grab 1: 1200 hours Grab 3: 1221 hours
Location: Sandy Hook Beach (Atlantic Ocean side at South Beach Area B), NJ. A survey of other Sandy Hook Ocean Beach locations did not reveal washup material.
Sample Matrix: “Greaseballs” - amorphous, sandy, gelatinous material
Analytes (Laboratory): Total/Fecal Coliform (Region 2) Oil and Grease (Region 2) PCBs (Contract) Metals (Region 2) Dioxins/Furans (Paradigm Analytical) Preliminary Results: 09Q4Z01 Oil and Grease Grab 1:58% Grab 3:42%
Total Coliforms (MPN/lOOmI) 16,000,000 estimated, confirmatory assays in progress
Fecal Conforms (MPN/lOOmI) Grabl: 300,000 Grab 3: 110,000
Metals. Detected metals are dominated by relatively inert consituents (calcium, iron, magnesium, and sodium). Other metals were detected at low
CITY_21MC100_003066966
NYC-WTC_000203046
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NYC-WTC_000203046Source: NYC Law Department, mirrored locally
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