U.S. EPA: Post-Construction Workshop Calendar When: December 12, 2014 all-day 2014-12-12T00:00:00-05:00 2014-12-13T00:00:00-05:00 Where: Sonesta Resort Hilton Head Island 130 Shipyard Drive Hilton Head Island, SC 29928 USA Cost: Free Contact: U.S. EPA Event website