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Legal hold notice for WTC documents, undated

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Notice instructing staff to preserve original World Trade Center documents for potential legal actions against the City.

NYC-WTC_000148192–000148619

Folder label: “AIR ASBESTOS MONITORING REPORTS

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NYC 9/11 Public Portal Document

nika FYI {

U.S. Environmental Protection Agency (www.epa.gov) Air / Bulk / Wipe/ Water Sampling Situation Report Sunday, October 14, 2001 (12:00 noon) Fixed Ambient Air Sampling Locations (Asbestos) NYC / ER (Oct 11, 1200 to 2400 hrs) O All 17 samples analyzed were below the TEM AHERA standard. NYC / ER (Oct 12, 0001 - 1200 hrs) 0 All 17 samples (data not available from two stations) analyzed were below the TEM AHERA standard.

NJ (Oct 11/12) O All 4 samples analyzed were below the TEM AHERA standard. Landfill Ambient Air Sampling Locations Fresh Kills (Oct 10/11, 1900 - 0700 hrs) - Asbestos 0 All 17 samples were below the TEM AHERA standard. Fresh Kills (Oct 11, 0700 - 1900 hrs) - Asbestos O All 17 samples were below the TEM AHERA standard. Fresh Kills (Oct 12, 0600 - 1900 hrs) - Asbestos O All 17 samples were below the TEM AHERA standard. Fresh Kills (Oct 12/13, 1900 - 0600) - Asbestos 0 All 17 samples were below the TEM AHERA standard. (* one sample had very low - 11 liters- sample volume) Ambient Air Sampling Locations . NYC / ER (Oct. 2) - Dioxin

O O No occupational standards available. 4 of the 10 samples collected were above the EPA Removal Action guidelines (based on a 30-year exposure). 0 1 of the 10 samples (Location 3 - SW side of WTC 5) was nominally above the EPA Removal Action level guidelines adjusted to a 1-year exposure duration. O Levels do not pose a short-term health concern. However, elevated sufficiently to be of concern for long-term (chronic exposure). O Levels generally higher than previously reported.

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NYC-WTC 000148577

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NYC-WTC_000148577Source: NYC Law Department, mirrored locally

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