The GPSC IV is the Merrick-Surdex Joint Venture’s second USGS 3DEP contract. The following are sample projects from diverse areas. The table is followed by several downloadable PDFs of projects.
| Date | Description | Size | PPSM | Application |
| Oct 2021 | San Bernardino Lidar Processing | 2826 | QL1-QL2 | USGS Earth MRI, GMEG Science Center & 3DEP |
| Sept 2021 | AK Nushagak IFSAR Processing | 5030 | Hydro | EHD hydro from IFSAR |
| Aug 2021 | AZ Yavapai G2 Lidar | 5098 | QL1 | G2, forest biomass |
| Aug 2021 | AK Delta Junction Lidar Processing | 1261 | QL2 | NRCS & 3DEP |
| Jan 2021 | Nebraska Cherry/Brown Lidar Acquisition | 3184 | QL2 | USGS 3DEP |
| Oct 2020 | Nebraska Lidar Southwest | 12597 | QL2 | USGS 3DEP |
| July 2020 | NW Arizona Lidar Acquisition | 816 | QL1 | G2, forest biomass |
| June 2020 | Arizona Lidar Acquisition | 5032 | QL1 | G2, forest biomass |
| May 2020 | Western Colorado Lidar | 8104 | QL2 | FEMA, NRCS, USGS 3DEP |
| May 2020 | Eastern Colorado Lidar | 4940 | QL2 | FEMA, NRCS, USGS 3DEP |
| Mar 2020 | Nebraska Lidar NE | 4472 | QL2 | USGS 3DEP |
Click to download case studies of some of our projects: