Name: PGA Ground Motion (Peak acceleration, expressed as percent of gravity)
Display Field: ACC_VAL
Type: Feature Layer
Geometry Type: esriGeometryPolygon
Description: The U.S. Geological Survey (USGS) National Seismic Hazard Maps display earthquake ground motions for various probability levels across the United States and are applied in seismic provisions of building codes, insurance rate structures, risk assessments, and other public policy. Excerpt provided by USGS.