West Triplet Geyser
West Triplet Geyser is a geyser in the Upper Geyser Basin of Yellowstone National Park, Wyoming. West Triplet Geyser is south of Grand Geyser. Its activity is related to that of Grand and Rift geysers. West Triplet erupts to a height of about, usually during Grand's quiet periods. Before 1947 it displayed regular activity, erupting about every three hours.