NYC 9/11 Public Portal Document
HUD Appendix 13.1. Dioxin wipe samples will be collected in accordance with the
procedures specified in ASTMD 6661-01. Wipe samples and copies of necessary
documentation will be packed, sealed and shipped daily by courier for next day delivery
to Paradigm Analytical Laboratories at: 2627 Northchase Parkway SE, Wilmington NC
28405
g- 24-hour tum-around time shall be specified for the analysis ofall samples collected using
the aggressive air sampling method. Standard tum-around time will be used for all other
samples.
h. The Monitoring Contractor will document all the necessary information regarding sampling
activities, fill out all field logs, data sheets, and chain-of-custody forms. The Monitoring
Contractor will use F2L for all sample and chain-of-custody documentation. Samples
must be labeled and accompanied with completed chain-of-custody forms before shipping
to the designated laboratory. The label must include the EPA Proj ect Tracking Number.
i. All information must be maintained using the secure EPA website (url, user name and
password to be provided by EPA). Information on sampling activities (date, sample ED)
shall be provided to EPA, via the website, within 24 hours ofcompletion ofsampling. All
data shall be maintained as confidential.
Deliverables
The Project Monitor will record equipment used to collect the samples (leafblower, fan, etc.) and
size of space daily in the field notebook. In addition; date, start and completion dates for the
cleaning, sample media, flow media type, flow rates (start/final), flow rate (average), time
(start/finish), total elapsed time (min), calculated sample volume (L), pump fault, weather, units,
quality assurance samples (lot blank) sampling dates and sample identification numbers (sample
IDs), complete chain-of-custody forms, EPA Project Tracking Numbers and laboratory address
shall be entered into an agreed upon electronic format or website approved by EPA within 24
hours of activity.
8. Pre-cleaning and Post-cleaning Wipe Sampling Procedures
a. The Project Monitor will collect pre-cleanup and post-cleanup wipe samples at 5 percent
ofthe residences cleaned up to a maximum of50 residences per quadrant as instructed by
EPA. This sampling will consist ofthe collection of3 pre cleaning and 3 post cleaning
wipe samples for dioxin, total metals and mercury (Note: a separate wipe sample is
required for each parameter). Metals and mercury wipe samples will be collected in
accordance with procedures specified in HUD Appendix 13.1. Dioxin wipe samples will
be collected in accordance with the procedures specified in ASTMD 6661-01.
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NYC-WTC_000139217
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