NYC-WTC_000233682

NYC 9/11 Public Portal Document

response guidelines

6.3.3 Direct Notification by Perpetrator THREAT EVALUATION STAGE _______ Possible______ Credible Confirmatory I • Transcript of phone (or • Law enforcement assessment. • FBI assessment. n written) threat. • Primacy agency assessment. • Results of sample analysis. • Tlie who, what, where, • Previous threats at this utility or • Contaminant information. f when, and why of the threat. other utilities. • Results of site characterization o • Additional details from the • Results of site characterization at at other investigation sites. ill threat warning. selected investigation sites. • Input from primacy agency IB • Vulnerability assessment. • Real time water quality data. and public health agency. a • Reports from ISAC, EPA, etc. t i o o • Is the threat feasible? • Do site characterization results • Were unusual contaminants • Has the water already been reveal signs of contamination? detected during analysis? Do 1 contaminated? • Does other information (e.g., they pose a risk to the public? • Is the location known or water quality) conoborate threat? • Do site characterization results o suspected? • Does law enforcement consider reveal signs of contamination? 1 • Is the identity of the this a credible tlireat? • Is contamination indicated by a peipetralor known or • Does the primacy agency consider “preponderance of evidence?’’ B suspected? this a credible tlireat?

IIIi • Have there been personnel problems at the utility?

• Notifications within utility. • FBI. • Emergency response agencies.

io • Local law enforcement. • Drinking water primacy • State/local public health agency. • EPA Criminal Investigation • National Response Center. • Other state and federal agency. Division. assistance providers. t i f

Bi III i III III W

72 Interim Final - August 2004

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NYC-WTC_000233754