1. Partnership to Acquire Interferometric Synthetic Aperture Radar (IFSAR) Incorporating Digital Terrain Models Into Natural Resource Assessment Joe Brennan Soil Scientist (GIS Specialist) USDA-NRCS North Dakota Soils Staff Dr. Rebecca Phillips Plant Physiologist USDA-ARS Northern Great Plains Research Laboratory

2. Elevation Technology Background Digital Elevation Models (DEM) or Digital Terrain Models (DTM) Series of Coordinates Elevation Values Surface Representation Terrain Model What is a DEM?

3. Elevation Technology Background Existing Technology - USGS Digital Elevation Models 6000 feet 30 meter DEM Elevation Coordinates – 100 foot Spacing Data Widely Available Variable Elevation Accuracy – 5 -15 meter Available Free Very Limited Potential for Resource Assessment

4. Elevation Technology Background Existing Technology - USGS Digital Elevation Models 10 meter DEM Elevation Coordinates – 33 foot Spacing 20% Coverage in North Dakota Variable Elevation Accuracy – 5-7 meter $10 – 20/sq mi 6000 feet Improved Potential for Resource Assessment

5. Elevation Technology Background Emerging Technology - LiDAR 1 meter DEM Elevation Coordinates – 2.5 foot Spacing Walsh County, Fargo, Sheyenne R. Floodplain High Elevation Accuracy – As low as 6 in. Price $100-600/sq mi. 6000 feet Limitless Potential for Resource Assessment

6. Elevation Technology Background Emerging Technology - IFSAR 5 meter DEM Elevation Coordinates – 16 foot Spacing California, New Mexico, South Dakota, Texas, Wyoming High Elevation Accuracy – 1 meter (or less) Price $11.27/sq mi. (NRCS Price) 6000 feet Most Cost Effective

7. Remote Wetland Assessment For the purpose of assessing the spatial extent of wetland vegetation communities Missouri Coteau Prairie Glacial Basins

8. Remote Wetland Assessment Missouri Coteau Prairie Glacial Basins Cities Rivers Area of Interest Missouri Coteau (Ducks Unlimited, 2003) National Wetlands Inventory (1980’s) http://wetlands.fws.gov/mapcodes.htm http://wetlands.fws.gov/mapcodes.htm

9. Remote Wetland Assessment Missouri Coteau Prairie Glacial Basins 2002 2003 2004 Year-to-Year Variability in Water Persistence

10. Remote Wetland Assessment Missouri Coteau Prairie Glacial Basins Landscape Water Coverage

11. Remote Wetland Assessment Missouri Coteau Prairie Glacial Basins

12. Remote Wetland Assessment

14. Soil-Landscape Modeling Missouri Coteau, MLRA 53B Existing Soil Survey InformationExpert Knowledge DEM (IFSAR) Derived Layers SSURGO Experienced Soil Scientists Terrain Analysis GIS

15. Soil-Landscape Modeling MLRA 53B Terrain Analysis Project Repeatable Model Terrain Criteria 1 Profile Position = Backslope Terrain Criteria 3 Slope = 3 – 6% Terrain Criteria 2 Slope Shape = Linear (Across or Down) Williams Soil Series 3 – 6% Slopes

16. Soil-Landscape Modeling MLRA 53B Terrain Analysis Project Output – Soil Landscape Relationship Williams Soil Series 3 – 6% Slopes

18. NRCS Field Office Applications of IFSAR Engineering Applications Pipelines Grassed Waterways Dugouts/Ponds

19. NRCS Field Office Applications of IFSAR Wetland Determinations (Landscape Position) Violations (Constructed Drains)

20. NRCS Field Office Applications of IFSAR RUSLE2 Slope Gradient, Slope Length

21. NRCS Field Office Applications of IFSAR Watershed Management 3 Dimensional Conservation Planning

22. Proposal to Acquire IFSAR x $3.92 per square mile ARS Uplift (+35%) ARS Uplift Area = 1297 square miles ARS Uplift: $5,123 3892 square miles x $11.27 per square mile Price Subtotal: $43,863 Vendor Quote NRCS Cost Share: $24,493 Total Cost: $48,986 ______