SMEX02 Iowa Satellite Vegetation and Water Index (NDVI and NDWI) Data, Version 1

This data set consists of Normalized Difference Vegetation Index (NDVI) and Normalized Difference Water Index (NDWI) data, derived from Landsat 5 Thematic Mapper (TM) and Landsat 7 Enhanced Thematic Mapper plus (ETM+) imagery.

Data and Resources

Additional Info

Field Value
Maintainer Earthdata Forum
Last Updated June 23, 2026, 03:14 (UTC)
Created April 1, 2025, 19:00 (UTC)
accessLevel public
bureauCode {026:00}
catalog_conformsTo https://project-open-data.cio.gov/v1.1/schema
harvest_object_id deb2772a-073c-423e-a5c5-3318af1f8686
harvest_source_id b99e41c6-fe79-4c19-bbc3-9b6c8111bfac
harvest_source_title Science Discovery Engine
identifier 10.5067/2R7KUXDQ3S44
license https://www.usa.gov/government-works
modified 2026-06-15T22:16:03Z
programCode {026:000}
publisher NASA NSIDC DAAC;NSIDC
resource-type Dataset
source_datajson_identifier true
source_hash 8e9286ac4e2ee39cb013201b7fc604845d92510a9d650efebad7b7ac04ccee35
source_schema_version 1.1
spatial ["CARTESIAN", [{"WestBoundingCoordinate": -93.827, "NorthBoundingCoordinate": 42.732, "EastBoundingCoordinate": -93.161, "SouthBoundingCoordinate": 41.694}]]
temporal 2002-06-06/2002-07-17
theme {"Earth Science"}