PPT-Watershed and Stream Network Delineation on Alaska’s North Slope

Arctic Climate Change IPCC AR4 Projections 2007 Increased temperature Winter larger Summer smaller Increased precipitation Winter larger Summer smaller Changes in Arctic Hydrology Climate Change. Delineation is part of the process known as watershed segmentation ie dividing the watershed into discrete land and channel segments to analyze watershed behavior brPage 4br 3of 16 DELINEATION METHODS DELINEATION METHODS DEM Based Automatic Deline 1 Delineation by Pour P oint in ArcMap 10 Written by Barbara Parmenter and Jack M elcher, Revised January 10, 2012 SECTION 1 - PREPARING YOUR BASE MAP FOR WATERSHED DE LINEATI ON ............... Matt Khosh. University of Texas at Austin. Department of Marne Science. Arctic Ecosystems. Prevailing cold and wet climate promotes long-term storage of atmospheric CO. 2. Large pools of stored organic matter. Motivation. Effect of water on landscape:. Whereas hydrologists are mostly concerned with the movement of water, a common task is to assess the impact of water flow on the transport of materials – sediment and solutes. on Soil Water and . Stream Water Chemistry. Soil Surface. H. 2. SO. 4. HNO. 3. SO. 4. 2-. + H. +. H. +. + NO. 3. -. Soil Surface. H. 2. SO. 4. HNO. 3. SO. 4. 2-. + H. +. H. +. + NO. 3. -. Exercise . 4 Overview . Online Watershed Delineation and Data Retrieval. Hydrologic Terrain Analysis. Network Analysis. The Starting Point. http://waterdata.usgs.gov/nwis/inventory?agency_code=USGS&site_no=10109000. Understanding. How to use. Reading. http://resources.arcgis.com/en/help/main/10.2/index.html#//009z0000004w000000. Outline. Key Concepts from Exercise 3. Work the 2. nd. half of Exercise 3. DEM Pit removal. Characteristics. Canada has five . Primary Watersheds:. The Pacific. The Arctic. Hudson Bay. The Atlantic, and . A small area that flows . . to the Gulf of Mexico ….. As mentioned in Water and Watersheds. How to use. Reading. . https://. pro.arcgis.com/en/pro-app/tool-reference/spatial-analyst/an-overview-of-the-hydrology-tools.htm. . Understanding. Topography defines watersheds which are fundamentally the most basic hydrologic landscape elements. . Stephen . Penningroth. , Ph.D., Executive Director. Community Science Institute. Knapp Winery, January 18, 2017. Meyers Point in the Mist. Photo Credit: William . Warmus. @ www.warmus.org. Program of Volunteer Stream and Lake Monitoring Partnerships in the Cayuga Lake Watershed. Interstate Commission on the Potomac River Basin. CBP Habitat Goal Implementation Team . October 14, 2015 meeting. Chesapeake . B. asin-wide . I. ndex of . B. iotic . I. ntegrity (“. Chessie. BIBI”) for Streams. Douglas Jackson-Smith: . SSWA Dept, USU . Nancy Mesner: . WATS Dept, USU. David Stevens, Jeff Horsburgh, Darwin Sorensen. : CEE Dept, USU. Overview. Background. Analysis of Existing WQ Data. Implementation & Maintenance Study. July 25, 2012. Flood mitigation. Water supply. Water quality. Sediment storage and transport. Habitat. Recreation. Transportation. Aesthetic qualities. What Functions do Healthy Streams Provide?. CUAHSI Virtual University. David Tarboton. Utah State University. david.tarboton@usu.edu. . Outline. A bit of a recap – the concepts involved in Thiessen Polygons. The terrain flow information model.