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NYC-WTC_000187461

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000187461–000187469
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NYC 9/11 Public Portal Document

o Canal Street Post Office (Site 4) - 24-hour average concentration for this period was 38.8 ug/m^. o P.S. 274 - 800 Bushwick Avenue. Brooklyn (Site 7) - 24-hour average concentration for this period was 35.61 ug/m^. o All readings below the National Ambient Air Quality Standard for PM|o (150 ug/mQ.

NYC / ER (Dec 4) - Particulate Monitoring (PMj# filter) o Park Row (Site 1) - 24-hr average concentration for this period was 60.11 ug/m^. o Chambers St./West St. (Site 2) - 24-hour average concentration for this period was 50.96 ug/n^. o Coast Guard Building - Battery Park (Site 3) - 24-hour average concentration for this period was 58.3 ug/m^. o Canal Street Post Office (Site 4) - No data reported. o P.S. 274 - 800 Bushwick Avenue. Brooklyn (Site 7) - 24-hour average concentration for this period was 50.96 ug/m^. o All readings below the National Ambient Air Quality Standard for PM,o (150 ug/mQ.

NYC / ER (Dec 5) - Particulate Monitoring (PM,o filter) o Park Row (Site 1) - 24-hr average concentration for this period was 55.12 ug/m^. O Chambers St./West St. (Site 2) - 24-hour average concentration for this period was 69.26 ug/m’. o Coast Guard Building - Battery Park (Site 3) - 24-hour average concentration for this period was 51.5 ug/m’. o Canal Street Post Office (Site 4) - 24-hour average concentration for this period was 58.7 ug/nr’. o P.S. 274 - 800 Bushwick Avenue. Brooklyn (Site 7) - 24-hour average concentration for this period was 42.51 ug/m/. o All readings below the National Ambient Air Quality Standard for PM,o (150 ug/mQ.

NYC / ER (Dec 6) - Particulate Monitoring (PM,o filter) O Park Row (Site 1) - 24-hr average concentration for this period was 47.63 ug/m\ o Chambers St./West St. (Site 2) - 24-hr average concentration for this period was 39.48 ug/n^. o Coast Guard Building - Battery Park (Site 3) - 24-hour average concentration for this period was 39.5 ug/n^. o Canal Street Post Office (Site 4) - 24-hour average concentration for this period was 38.6 ug/n^. o P.S. 274 - 800 Bushwick Avenue. Brooklyn (Site 7) - 24-hour average concentration for this period was 31.41 ug/n^. o All readings below the National Ambient Air Quality Standard for PMk, (150 ug/m ).

NYC / ER (Dec 7) - Particulate Monitoring (PMk, filter) o Park Row (Site 1) - 24-hr average concentration for this period was 34.65 ug/m’. o Chambers St./West St. (Site 2) - 24-hr average concentration for this period was 15.68 ug/m/.

CITY_21MC100_002417047

NYC-WTC_000187465

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NYC-WTC_000187465Source: NYC Law Department, mirrored locally

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