2025 Snowpack Lidar Measurements and Data Products

Map of proposed 2025 activities (pending funding):

The following basins will be surveyed (number of flights pending):

Blue River and Portion of the Upper South Platte

Conejos

Dolores at Dolores

East and Taylor

Front Range - Saint Vrain

North Fork Gunnison

San Juan Headwaters

Upper Colorado at Windy Gap

Upper Rio Grande

Upper Roaring Fork

Upper Yampa/Elk

ASO Snow Survey Data and associated data products will be posted here as they are released. Data is also available through the ASO Inc Data Portal here: https://data.airbornesnowobservatories.com/ (Free Login Required)

Data Products Include:

  • Snow Survey Data Reports (ASO Inc.)

  • Snowpack Model Data (M3Works)

  • WRF-Hydro Streamflow Forecasts (ASO Inc.)

All available snow survey and streamflow forecast reports are linked in the table below (All data back to 2021, sorted newest to oldest):

What is CASM? What is ASO? Read the FAQ here

The CASM Program plan and FAQ were completed in 2022 and are available for download under Documents > CASM Documents.

All data for 2022, 2023 and 2024 snow surveys and modeling outputs are available under Project Updates.

Since 2020, the Colorado Airborne Snowpack Monitoring Program (CASM), has worked closely with agencies across the state to develop a plan to fund Airborne Snow Observatory flights across Colorado, now and in the future.