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Q.  With the release of the new LF Viewer, where did the LANDFIRE Data Access Tool (LFDAT) go?

LFDAT, ArcGRID, and Non-ESRI scripting (data access ESRI tools and formats) are being archived, starting April 2022.

If a user has the LFDAT client server tool on their system, users can continue using the tool; however, users will not be able to get new data and LANDFIRE will no longer support the tool.

Many of the LFDAT capabilities will be offered on LANDFIRE's new viewer ( and on the LANDFIRE Product Service (

The new viewer modernized the current map viewer to facilitate larger downloads, as well as:


Users may experience intermittent service Thursday evenings due to routine maintenance.
The LF Map Viewer (DDS) will be down every 3rd Wednesday from 8 am - 10:00 am (CDT) for routine maintenance.
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