TY - RPRT TI - Gas, oil, and water production from Grand Valley, Parachute, Rulison, and Mamm Creek fields in the Piceance Basin, Colorado AU - Philip H. Nelson AU - Stephen L. Santus PY - 2010 DO - 10.3133/ofr20101110 UR - https://pubs.usgs.gov/publication/ofr20101110 ID - ofr20101110 ER -