Landsat Level-2 Surface Reflectance: Atmospherically Corrected Satellite Imagery

From 1982 to the present, this collection provides atmospherically corrected spectral reflectance data from the Landsat 4–9 missions. It offers consistent, long-term measurements of Earth's surface reflectance for environmental monitoring. The data include quality assessment flags to enable filtering based on reliability.

Use Cases

• Monitoring land cover change over decades based on consistent surface reflectance measurements.
• Assessing vegetation health and agricultural trends using atmospherically corrected spectral bands.
• Calibrating and validating environmental models with quality-flagged satellite observations.
• Conducting time-series analysis of surface radiative properties for climate studies.

Strengths

• Provides a continuous, long-term record spanning from 1982 to the present.
• Includes comprehensive quality assessment flags for data reliability filtering.
• Data is atmospherically corrected, offering consistent surface reflectance measurements.

Limitations

• Key metadata such as row count, file size, and specific column names are unavailable across all sources.
• The dataset's license information is not provided in any source description.
• Descriptions are repetitive across platforms, suggesting potential gaps in detailed documentation.

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Derived from Level-1 products via atmospheric correction for Landsat 4–9 missions.

Time Range

1982 to present

Freshness

Last updated 2026-03-13 (datagov)

Geography

Global coverage from Landsat satellites.