Catch up on the latest happenings from the LP DAAC.

Showing 436 - 450 of 512 results
Jan 11, 2010


The ASTER Science Team has developed a new assessment method to improve the accuracy of scene cloud cover metadata values. The cloud cover values will begin to be updated at LP DAAC on January 12, 2010. Updates will continue for older data until modificat…

Jan 10, 2010


The software used to generate ASTER digital elevation models and orthorectified products has been upgraded to a new version. The major modifications in this release include enhancement of horizontal resolution and improvement of water body detection. The …

Oct 06, 2009


(Author's Note 5/18/2020. ASTER GDEM Version 3 is now available and does not have the same redistribution requirements as the previous versions. Please see the ASTER GDEM Version 3 news release for the most up-to-date information: https://lpdaac.usgs…

Aug 02, 2009


The LP DAAC has released a new MODIS 250 meter land–water mask (Short Name: MOD44W) on August 3, 2009. The new mask is primarily created with three different data inputs:

  • The Shuttle Radar Topography Mission (SRTM) Water Body Dataset (SWBD)
  • The MOD44C, a no…
Jul 28, 2009

(Author's Note 5/18/2020: As of 4/1/2016 all Terra ASTER data are available to users are no charge. In addition, Reverb has since been retired. Users are encouraged to use NASA Earthdata Search in place of Reverb. To see the currently available tools…

Jun 30, 2009


Reposted from January 13, 2009:

ASTER SWIR detectors are no longer functioning due to anomalously high SWIR detector temperatures. ASTER SWIR data acquired since April 2008 are not useable, and show saturation of values and severe striping; please refer to…

Jun 28, 2009


(Author's Note 5/18/2020: Terra ASTER Global DEM Version 3 is now available. Please read this news announcement for more information: )

Announcement: METI and NASA Release …

Jun 21, 2009

Combined MODIS

The MODIS Science Team has notified us regarding a problem with all existing MODIS Terra + Aqua Land Cover Type L3 Global 500 m V005 products (Shortname: MCD12Q1). The problem relates to pixels within tiles that are on the edge of the MODIS Sinusoidal gri…

May 11, 2009

Combined MODIS

We recently discovered that sporadic tiles of the MODIS V005 Global Land Cover Type product (Short name MCD12Q1) contain anomalous class values outside the specified range (0–11, 255) in the “Land Cover Type 5: Plant Functional Type (PFT) Scheme.” We are …

Mar 17, 2009

Aqua MODIS Combined MODIS Terra ASTER Terra MODIS

On March 18, 2009, the Land Processes (LP) Distributed Active Archive Center (DAAC) ceased offering standard media options for MODIS and ASTER data products. Standard media options, with a limited inventory, include DVD and DLT for MODIS, and DVD for ASTE…

Mar 12, 2009

Aqua MODIS Combined MODIS Terra MODIS

The LP DAAC has retired the majority of its V004 MODIS data collections. The only V004 products retained include certain Special Collections, and those that comprise the Golden Month. The primary default collections include V005 for all products, and V041…

Feb 26, 2009

Beginning March 1, 2009, the Land Processes Distributed Active Archive Center (LP DAAC) will change its product return policy to 30 days from the date of shipment for unsatisfactory product orders. The previous return period allowed was 60 days. Please re…

Feb 24, 2009

LP DAAC is pleased to announce the public release of the MRTWeb 2.0, which combines the capabilities of the USGS Global Visualization Viewer (GloVis) and the standalone MODIS Reprojection Tool (MRT). Users may select any of the gridded level-2, 3, or -4 M…

Nov 05, 2008

Aqua MODIS Combined MODIS Terra MODIS

The Collection-4 MODIS products (Version 004) are scheduled for decommissioning from the LP DAAC archives beginning January 31, 2009. The following version 004 products are slated for retention:

  • All MODIS version 004 Golden Month products
  • All MODIS version …