The Richmond Manufacturing Index measures the conditions of the manufacturing sector for the District of Columbia, Maryland, North Carolina, South Carolina, Virginia, and most of West Virginia. The index is derived from a survey of 190 manufacturing plants and based on three individual index with the following weights: Shipments (33 percent), New Orders (40 percent) and Employment (27 percent). The index can range between +100 and -100; a reading above zero indicates expansion, while below zero suggests a contraction. This page provides - United States Richmond Fed Manufacturing Index - actual values, historical data, forecast, chart, statistics, economic calendar and news. United States Richmond Fed Manufacturing Index - actual data, historical chart and calendar of releases - was last updated on April of 2018.