SnowEx23 Oct22 IOP Snow Pits and Substrate Conditions at Freeze Up, Version 1

The data set presents snow pit measurements collected during the NASA SnowEx October 2022 Intensive Observation Period (IOP) in Alaska, USA. In total, 186 snow pits were excavated between the five sites at locations representing a range of snow depth, vegetation, and topographic conditions. Three study areas represented boreal forest snow near Fairbanks, AK: Farmers Loop Creamers Field (FLCF), Caribou Poker Creek Research Watershed (CPCRW), and Bonanza Creek Experimental Forest (BCEF). Two study areas represented Arctic tundra snow: Arctic Coastal Plain (ACP) and Upper Kuparuk Toolik (UKT).