1. Use of GIS at the Northwest River Forecast Center Portland, OR Steve King Hydrologist, NWRFC

2. Categories of GIS Use  Customer Products  Typically Automated Production  Posted To Web  Internal Products  Analysis Tools  Maps  Publications  Outreach

3. GIS Implementation at the NWRFC  Platforms  HPUX ESRI ArcView 3.1ESRI ArcView 3.1  Windows XP ESRI ArcGIS 9.2ESRI ArcGIS 9.2 ESRI ArcView 3.3ESRI ArcView 3.3  Trained Users  1-3 Staff Members with formal GIS training

4. Dependence on IHABBS

5. GIS Based Customer Products

6. QPS Plots (24hr totals, days 1-3) QPS Plots (24hr totals, days 1-3)

7. Gridded QPS Plots (6hr totals) Gridded QPS Plots (6hr totals)

8. QPS Plots (10days and verification)

9. Water Supply Plots

10. Gridded Flash Flood Guidance

11. Use of PRISM to modify GFE QPF

12. GIS Based Internal Products

13. SAC-SMA States Viewer  GIS used to map current soil- moisture conditions in hydrologic model  Used to analyze model contents and improve calibrations

14. Snow States Viewer  GIS used to map current snow water conditions in hydrologic model  Used to analyze model contents and improve calibrations

15. GIS Based Analysis Tools

16. FLDWAV Calibration  Cross Sections derived from digital elevation data using GIS

17. Dambreak Modeling (St Helens)

18. Calibration of DAMBREAK Model (St Helens)  Cross Sections derived from digital elevation data using GIS

19. Snow Compare Page Snow Compare Page

20. Water Suppy Calibration (regcand)  Selects Stations within user- defined box  Performs correlation analysis on stations  CBRFC design based on Open Source software

21. Mapping (Publications, Outreach, Media)

22. Project Status

23. Storm/Flood Report Graphics

24. NWRFC Maps Using Maplex

25. Improved Labeling Using Maplex

26. The End