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Create Level-12 HUC Selection List within the CONUS

Authors: Lorne Leonard
Owners: Lorne Leonard
Resource type:Generic
Created:Jul 27, 2017 at 3:39 p.m.
Last updated: Jul 28, 2017 at 8:23 p.m. by Lorne Leonard


This notebook generates an XML file containing up or down stream Level-12 HUCs from a user specified HUC anywhere in the Contiguous United States (CONUS).

Briefly, the resultant XML file contains the following information:
[1] "WhereStrings" for selecting HUCs within the National Hydrography Dataset (NHD) using SQL in ArcMap or QTGIS.
[2] Location of stream outlets "Intersection Points" between Level-12 HUCs.
[3] A list of Closed Basins within the graph hierarchy.
[4] A list of NLDAS cell ids for forcing selection.
[5] Graph selection lists using DFS, BFS and undirected Dijkstra graphs. With distances to CONUS Level-12 HUCs.

Subject Keywords


How to cite

Leonard, L. (2017). Create Level-12 HUC Selection List within the CONUS, HydroShare, http://www.hydroshare.org/resource/f5eee01cb34c486ca3b5d531fe0ee057

This resource is shared under the Creative Commons Attribution CC BY.


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The people or organizations that created the intellectual content of the resource.

Name Organization Address Phone Author Identifiers
Lorne Leonard The Pennsylvania State University


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