The National Institute for Occupational Safety and Health’s (NIOSH) advisory board will hold a meeting on September 18, 2013, to evaluate NIOSH’s research on hydraulic fracturing and other workplace topics. NIOSH recently reported that worker exposure to high silica levels is prevalent at hydraulic fracturing sites. Director, John Howard will speak on behalf of NIOSH. The meeting will be held from 8:30 a.m. to 3 p.m. at Patriots Plaza I, 395 E St. SW, Room 9200, Washington, D.C. To attend, call (202) 245-0625 or (202) 245-0626. Teleconferencing is also available at (877) 328-2816, Participant Pass Code 6558291.