From the Executive Summary: "On May 3rd and 4th, 2011, the U.S. Department of Homeland Security (DHS), Preparedness Directorate, National Preparedness Division, Radiological Emergency Preparedness (REP), Federal Emergency Management Agency (FEMA) Region I conducted a Graded Exercise in the 10-mile Ingestion Pathway Emergency Planning Zone (EPZ) around the Vermont Yankee Nuclear Power Station. This report contains the final evaluation of the biennial Graded Exercise and associated out-of-sequence activities. Interviews and out-of-sequence demonstrations for schools, other special facilities, and reception, monitoring, and decontamination centers (as outlined in this report) were conducted within 60 days of the Exercise. The purpose of the Exercise and out-of-sequence activities was to assess the level of state and local preparedness in responding to a radiological emergency. This Exercise was held in accordance with FEMA's policies and guidance concerning the exercise of state and local Radiological Emergency Response Plans (RERP) and Implementing Procedures."
U.S. Nuclear Regulatory Commission: http://www.nrc.gov/
Vermont Yankee Plume and Post Plume Biennial Exercises. Windham County, VT, Cheshire County, NH and Franklin County, MA. May 3-4, 2011