NYC-WTC_000199808

NYC 9/11 Public Portal Document

Residential Sampling Status - Category by Building Number (Jan 7, 2002)

The table below contains a summary of the asbestos results received as of Jan 7, for each of the 34 buildings sampled. Buildings 1-30 were sampled for asbestos concerns, buildings 31-34 represent background levels in unaffected NYC apartment buildings.

Code: ND - Non-detect lab result NS - No sample provided to lab expecting - a result is still expected fi’om the lab not exp’d - a result is not expected from the lab ins. mass - insufficient mass to analyze dust sample Waiting for lab results - Results are required for one or more analyses Review - Results obtained indicate a review is necessary to evaluated asbestos hazard No Asbestos Hazard - Asbestos not detected in dust or insufficient dust to collect a sample & low fiber concentration in air

Table Footnotes: * 1 - Surface area covered for asbestos removal, no dust sample available *2 - No dust available to collect *3 - Unknown; reason was not specified on survey or chain of custody form *4 - No consent from building management to do monitoring in outdoor or common areas

Summaiy' of results for buildings 1-30; Number of buildings with ‘No Asbestos Hazard’ = 15 Number of buildings‘Waiting for lab results’ = 8 Number of building where ‘Review’ is necessary = 7

Summary of results for the residential units in buildings 1-30: Total number of residential units = 59 Number of units with ‘No Asbestos Hazard’ = 40 Number of units ‘Waiting for lab results’ = 13 Number of units where ‘Review’ is necessary = 6

CITY_21MC100_003036362

NYC-WTC_000199808