Air monitoring plan Part III, 30 Warren Street, January 2006

NYC 9/11 Public Portal Document

Regulatory Submittal Part H - Environmental Community Air Monitoring Program Fiterman Hall — 30 West Broadway Airtek Project 05-0867 — January 10, 2006

Mercury: bon Traps Car an In addition to metals monitoring for mercury particulate using Iodatee tered da cotta• (ICT), real-time monitoring will be performed. The readings will ollecu°n electronic format for inclusion with the daily download of same mercury protect. tnsuumCot Real-time monitoring will be performed daily throughout the d site a0 monitoring will be performed utilizing a Lumex RA 915+ direct read es blishe at the below ice a sh oris The Lumex RA915+ will be utilized to obtain detection levels taken contaminant criteria. At a minimum, mercury readings will be Site cOnd ly fixed air monitoring locations. At the discretion of the EC and as d may dictate, additional mercury readings may be taken.

Organic Compounds (Dioxin/PCBs/PAHs): the Project ~orig Organic compounds samples will be collected at specified points schedule as follows: organic ee ch samPle collecte h ghest 1. On the first day of the Background Phase, one 0f monitoring location will beWith th compound at each community locatebe PhasGaidto total samples per location). The samples from the erit particulate readings will be analyzed. Abateh est pa e 2. Organics samples will be collected weekly during the b ig ult U the res e Deconstruction Phase. Samples from the location WiT will Th readings for that day will be submitted for analysis. of processing of the samples that have the best likeliho°d represe ore tiog one PC$, days p ioxiri' eerl "worst case." A total of three samples per week, one PAH will be analyzed. Zed W i in fo analy 3. Samples for organic compound analyses will be under normal laboratory analysis turn-around time

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