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Residential environmental sampling data, Calcite in Dust, Nov-Dec 2001

Machine-extracted title · confidence 85%

Data tables and charts documenting calcite levels in dust samples from residential sites between November 4 and December 11, 2001.

NYC-WTC_000186131
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NYC 9/11 Public Portal Document

Residential Environmental Sampling - Lower Manhattan Calcite in Dust November 4- December 11, 2001

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Figure 13 I ™/^TSPR Calcite Levels Notes Sample Site: O Not Sampled - Locations are within one block of actual Outs ide Values less than sample location. D Residence 1 and 2 or equal to maximum - The ranges are for mapping purposes only measured in indoor and are not based on health or regulatory O Common Area companson building guidelines. samples (< or = 0 9 %) - Outdoor samples were not taken from • Values greater than comparison buildings because no settled maximum measured in dust was visible. companson building - Minerals in dust measured by XRD

78

CITY_21MC100_011108810

NYC-WTC_000186131

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NYC-WTC_000186131Source: NYC Law Department, mirrored locally

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