News

New NCALM datasets in CA, CO, LA, and WY now available

Nov 7, 2024

Six new NCALM (National Center for Airborne Laser Mapping) datasets covering portions of California, Colorado, Louisiana, and Wyoming are now available from OpenTopography. NCALM is an NSF-funded center that supports the use of airborne laser mapping technology (a.k.a. lidar) in the scientific community and is jointly operated by the Department of Civil & Environmental Engineering, Cullen College of Engineering, University of Houston and the Department of Earth and Planetary Science, University of California, Berkeley.

Scheduled Maintenance, Tuesday Oct 1st from 2pm PDT to 6pm PDT

Oct 1, 2024

We will be conducting scheduled maintenance on Tuesday Oct 1st from 2pm PDT to 6pm PDT. During this period the OpenTopography Portal and APIs may be temporarily unavailable. Thank you for your understanding.

OpenTopography Receives Funding Renewal from the National Science Foundation

Sep 3, 2024

Updated LINZ data over the South Island, New Zealand

Aug 30, 2024

Updated Land Information New Zealand (LINZ) datasets covering portions of the South Island are now available through OpenTopography. The dataset, "Canterbury, New Zealand 2020-2023" and "Southland, New Zealand 2020-2024" have each had addendums added to their respective collections.

Updated Copernicus Global 30m DEM Now Available

Aug 15, 2024

ESA logo The most recent version of the Copernicus Digital Surface Model (DSM) is now available via OpenTopography. As of July 23rd 2024, OpenTopography is supplying the DGED 2023_1 version of the European Space Agency (ESA) Copernicus GLO-30 and GLO-90 DSMs.

New NCALM Datasets in Texas, Arkansas, and Idaho Now Available

Aug 13, 2024

Three new NCALM (National Center for Airborne Laser Mapping) seed datasets covering portions of Texas, Arkansas, and Idaho are now available from OpenTopography. The dataset, Characterizing Alluvial Channel Bank Erosion with Lidar, TX 2023 was collected for Mariel Nelson at the University of Texas to help characterize alluvial channel bank erosion along the Trinity River near Houston, TX.

Waikato, New Zealand updated with additional data

Jul 23, 2024

The Land Information New Zealand (LINZ) dataset, Waikato, New Zealand 2021, has been updated with additional data. This dataset now contains over 270 billion lidar points and covers roughly 25,000 km², making it one of the larger datasets in the OpenTopography catalog. This dataset is available through an ongoing collaboration between OpenTopography and LINZ as part of the LINZ National Elevation Program.

Two new NCALM datasets over Alaska now available

Jun 17, 2024

Two new NCALM (National Center for Airborne Laser Mapping) seed datasets are now available from OpenTopography. The dataset, "Monitoring the Mass Balance of Eklutna Glacier, AK 2023" was collected for Caroline Brisbois at the Institute of Culture & Environment, Alaska Pacific University and aims to compare lidar versus structure from motion photogrammetry for monitoring the geodetic mass balance of the Eklutna Glacier east of Anchorage, Alaska.

New image slider for comparing topographic datasets

May 20, 2024

Gisborne and Hamilton, Waikato, New Zealand lidar datasets available

May 15, 2024

New Land Information New Zealand (LINZ) datasets are now available through OpenTopography. These datasets are available through an ongoing collaboration between OpenTopography and LINZ as part of the LINZ National Elevation Program. These datasets collectively add roughly 5,000 km² of high resolution topographic data over the North Island of New Zealand (see areas in red on map below).

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