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OLI Resources
Earthdata resources for users working with NASA’s Operational Land Imager (OLI) include tutorials and other learning resources, news announcements such as instrument updates and data releases, user guides and related documents, and frequently asked questions.
OLI Learning Resources
This ARSET training covers how to acquire, use, and derive NDVI imagery from Landsat and MODIS.
Training
Feb. 10 - March 2, 2016
This ARSET training explores how the R statistical coding language can be used to classify land cover and quantify changes in land cover over time.
Training
Feb. 24-26, 2026
This ARSET training introduces STREAM, a web tool for monitoring chlorophyll-a concentration, Secchi disk depth, and total suspended solids in inland lakes and coastal regions.
Training
Feb. 10-17, 2026
Using SNWG's OPERA DSWx product, USGS is able to monitor streamflow from space, augmenting hazardous in-person collection techniques.
Data in Action
July 8, 2025
Learn how to search for, access, and process HLS data.
External Resource
GitHub Repository
Sept. 20, 2024
Find, download, and subset HLS data from a command line executable.
External Resource
GitHub Repository
April 16, 2025
Find and download HLS data.
External Resource
GitHub Repository
May 1, 2024
Tutorial demonstrating how to search for, access, and process HLS data in R.
External Resource
GitHub Repository
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Users can now integrate HLS True Color and False Color Composite Imagery from Landsat 9 in addition to Landsat 8.
Blog
Aug. 23, 2022
New data layer lets users cut through the smoke to see surface features like active fire fronts and post-fire impacts.
Feature Article
June 24, 2022
IMPACT was instrumental to a recent enhancement of NASA’s Fire Information for Resource Management System.
Blog
June 8, 2022
Image captured on Mar 24, 2022 by the OLI instrument aboard the Landsat 8 satellite.
Worldview Image of the Week
May 19, 2022
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Frequently Asked Questions
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