United States - Producer Price Index by Industry: Bituminous Coal and Lignite Surface Mining: Processed Bituminous Coal and Lignite from Surface Operations (Wet-Washing or Other Method) was 166.18700 Index Dec 2001=100 in December of 2022, according to the United States Federal Reserve. Historically, United States - Producer Price Index by Industry: Bituminous Coal and Lignite Surface Mining: Processed Bituminous Coal and Lignite from Surface Operations (Wet-Washing or Other Method) reached a record high of 184.10000 in December of 2012 and a record low of 99.70000 in January of 2003. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Producer Price Index by Industry: Bituminous Coal and Lignite Surface Mining: Processed Bituminous Coal and Lignite from Surface Operations (Wet-Washing or Other Method) - last updated from the United States Federal Reserve on April of 2024.