A Temporal Hydrologic Database for Rapidly Changing Landscapes
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1 A Temporal Hydrologic Database for Rapidly Changing Landscapes Using Mt. St. Helens in Washington as a Pilot Site Adam Mosbrucker Geog 575 BACKGROUND: Client / User U.S. Geological Survey Cascades Volcano Observatory MSH_HYDRO 2 1
2 CVO; Who we are and what we do serve the public live knowledgeably and safely volcanoes and other natural hazards including floods and debris flows goal is to provide accurate and timely information assess hazards before they occur by identifying and studying past hazardous events, their products, ages, and areas that would be affected by similar events in the future Study impact of increased sediment transport on streams and various other geologic or hydrologic processes on the landscape Questions I ve been asked MSH_HYDRO 3 HYDROLOGIC Water quantity Streams Stream gauge/gage(s) Water quality Temp, DO, pollution transport Channel cross sections (limited) Questions I ve been asked MSH_HYDRO 4 2
3 HYDROLOGIC Water quantity Streams Stream gauge/gage(s) Water quality Temp, DO, pollution transport Channel cross sections (limited) CVO HYDROLOGIC Water quantity Streams Stream gauge/gage(s) Water quantity Sediment transport Geomorphology Channel cross section (extensive) Long-term landscape evolution Debris flows/lahars Questions I ve been asked MSH_HYDRO 5 BACKGROUND: Geographic pilot Site: Mt. St. Helens, Washington MSH_HYDRO 6 3
4 DESIGN OBJECTIVES: User-based!! data user MSH_HYDRO 7 Current channel locations? Historic channel locations? LiDAR data? LiDAR maps (PDF, TIFF, JPG) Data ASCII, GRID Dates? Coverage? Temperature at Spirit lake? Elevation of cross section end points? Contributing terrain above each cross section? (ie; watershed) HUC for old gage station? Questions? MSH_HYDRO 8 4
5 DATABASE USERS: GIS-er purpose / data MSH_HYDRO 9 Purpose: Surface differencing Glacier advance rate Current channel locations? Cross-section survey support Modeling using LiDAR LAS files, GRIDs, derivatives (slope, aspect, etc.) Data: DTMs Rasters Terrain Models Masspoints Feature Classes Ortho photos Attributes! Watershed processes User: GIS-er MSH_HYDRO 10 5
6 DATABASE USERS: Non-GIS-er purpose / data MSH_HYDRO 11 Purpose: Surface differencing Glacier advance rate Current channel locations? Cross-section survey support Modeling using LiDAR LAS files, GRIDs, derivatives (slope, aspect, etc.) Data: DTMs ASCII Mosaic Dataset Shapefiles Ortho photos Attributes Watershed processes User: Non-GIS-er MSH_HYDRO 12 6
7 DATABASE USERS: GE-ers purpose / use MSH_HYDRO 13 Purpose: Visualization Current conditions Weather Stream flow Graphic / map creation Data: DTMs TIFF, JPEG, etc. Screenshots Ortho photos Feature classes with hyperlinks User: GE-er MSH_HYDRO 14 7
8 DESIGN OBJECTIVES: Designer data provider / database manager MSH_HYDRO 15 Aggregate Data Attachments Organized Expandable Distribute Metadata ESRI ArcGIS 10 Save space Mosaic dataset Terrain dataset Lake of redundancy Single manager/multiple users Network Design Objectives MSH_HYDRO 16 8
9 DATABASE: Organization ESRI File Geodatabase (ArcGIS 10) MSH_HYDRO 17 DATABASE: Organization ESRI File Geodatabase (ArcGIS 10) MSH_HYDRO 18 9
10 DATABASE: Organization ESRI File Geodatabase (ArcGIS 10) & MXD MSH_HYDRO 19 USE TIME SLIDER, URL HYPERLINKS, DTM ACCESS MSH_HYDRO 20 10
11 USE TIME SLIDER, URL HYPERLINKS, DTM ACCESS MSH_HYDRO 21 USE TIME SLIDER, URL HYPERLINKS, DTM ACCESS MSH_HYDRO 22 11
12 ESRI platform (not open source) ArcGIS 10 (new) Metadata LIMITATIONS/QUALITY: Platform, metadata MSH_HYDRO 23 DELIVERY!! & TRAINING MSH_HYDRO 24 12
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