SMEX02 Iowa Regional Ground Soil Moisture Data, Version 1

These data were collected as part of a validation study for the Advanced Microwave Scanning Radiometer - Earth Observing System (AMSR-E). Data were collected in crop fields using a variety of methods and sensors: manual soil samples for gravimetric and bulk density data, infrared pyrometers for soil moisture, and hydra probes for soil moisture and temperature.

Data and Resources

Additional Info

Field Value
Maintainer Earthdata Forum
Last Updated September 15, 2026, 04:28 (UTC)
Created April 1, 2025, 19:00 (UTC)
accessLevel public
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harvest_source_id b99e41c6-fe79-4c19-bbc3-9b6c8111bfac
harvest_source_title Science Discovery Engine
identifier 10.5067/602254K8XDBX
license https://www.usa.gov/government-works
modified 2026-09-07T22:16:03Z
programCode {026:000}
publisher NASA NSIDC DAAC;NSIDC
resource-type Dataset
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spatial ["CARTESIAN", [{"WestBoundingCoordinate": -93.8, "NorthBoundingCoordinate": 42.7, "EastBoundingCoordinate": -93.2, "SouthBoundingCoordinate": 41.7}]]
temporal 2002-06-25/2002-07-12
theme {"Earth Science"}