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NYC-WTC_000202301

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NYC 9/11 Public Portal Document

Mr. Bernard P. Orlan December 6, 2002 Wipe Sampling for PCBs Page 2 P..S.89M ATC Project No. 15-19125-0297

Results

Each sample was analyzed for seven (7) PCS compounds (see attaclirnent). The PCS results of all samples collected were below the reporting limits of 2.0 micrograms/sample (ug / sample) for the analyses.

Currently, the Environmental Protection Agency spill clean-up standard for PCBs on lion-porous surfaces is 10 micrograms per 100 square centimeters or less (<10ug/100cm^) as stated in 40 CFR 761.

It is our pleasure to provide these indoor enviromnental sendees to the New York City Department of Education. If you have any questions about this report, please call (212) 353-8280, extension 370 or 212.

Sincerely, ATC Associates, Inc.

Reviewed By:

Tenzin N James R. Cohn, CIH, CSP Industrim Hygienist Regional Manager Industrial Hygiene Division

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CITY_21MC100_003271303

NYC-WTC_000202302

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NYC-WTC_000202302Source: NYC Law Department, mirrored locally

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