APPENDIX F Hydrology
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APPENDIX F Hydrology This page intentionally left blank Table of Contents Executive Summary ............................................................................................................. 1 1. Overview ...................................................................................................................... 3 2. Introduction .................................................................................................................. 3 3. Watershed Characteristics ............................................................................................ 4 3.1 General Description ................................................................................................ 4 3.2 Area and Relief ....................................................................................................... 9 3.3 Subwatersheds ........................................................................................................ 9 3.4 Water Rights ......................................................................................................... 10 3.5 Land Use Trends ................................................................................................... 13 4. Meteorology ............................................................................................................... 14 4.1 Climate Summary ................................................................................................. 14 4.2 Regional Precipitation Estimates .......................................................................... 14 4.3 Meteorological Data ............................................................................................. 15 4.3.1 NOAA National Weather Service .................................................................. 15 4.3.2 USFS Remote Automatic Weather Station .................................................... 16 4.3.3 NRCS Snowpack Telemetry........................................................................... 17 4.3.4 Regional Climate Trends ................................................................................ 18 5. Stream Discharge ....................................................................................................... 19 5.1 US Geologic Service - River Gaging Stations ...................................................... 22 5.1.1 USGS 13296000 – Yankee Fork Salmon River near Clayton, ID ................. 22 5.1.2 USGS 13296500 – Salmon River below Yankee Fork near Clayton, ID ...... 25 5.2 Peak Discharge Probability ................................................................................... 28 5.3 Sho-Ban Tribes River Gaging Stations ................................................................. 29 5.4 Bureau of Reclamation Stream Discharge Measurements.................................... 29 5.5 Regional Stream Discharge Trends ...................................................................... 30 6. Watershed Processes .................................................................................................. 31 6.1 Estimated Probable Discharges for Ungaged Locations within the Yankee Fork 31 6.2 Groundwater ......................................................................................................... 33 6.3 Erosion and Sedimentation ................................................................................... 33 6.4 Basin Wide Watershed Trends ............................................................................. 33 7. Summary .................................................................................................................... 34 8. Literature Cited .......................................................................................................... 36 9. Glossary ..................................................................................................................... 37 Exhibits Exhibit A – Discharge Measurements in cfs, collected by Sho-Ban Tribes in 2010 Exhibit B – Discharge Measurements in cfs, collected by Sho-Ban Tribes in 2009 Exhibit C – Discharge Measurements in cfs, collected by Sho-Ban Tribes in 2008 Exhibit D – Discharge Measurements in cfs, collected by Sho-Ban Tribes in 2007 Exhibit E – Discharge Measurements in cfs, collected by Sho-Ban Tribes in 2006 January 2012 i Hydrology Appendix – Yankee Fork Tributary Assessment List of Figures Figure 1. Yankee Fork and upper Salmon River Watershed Location Map. ....................... 5 Figure 2. Yankee Fork Subwatershed Areas........................................................................ 6 Figure 3. Yankee Fork Watershed Tributary Assessment Area. ......................................... 8 Figure 4. Yankee Fork Watershed Surface Water Right Diversions. ................................ 12 Figure 5. Yankee Fork Watershed Hydrologic Data Collection Sites. .............................. 20 Figure 6. Yankee Fork Watershed Shoshone-Bannock Tribes Gage Locations. ............... 21 Figure 7. USGS Gage 13296000 – Yankee Fork Salmon River near Clayton, ID – Min, Max, and Mean Daily Annual Hydrograph (Period of Record 1921-1949). .......... 23 Figure 8. USGS Gage 13296000 – Yankee Fork Salmon River near Clayton, ID - Flow Duration Curve (Period of Record 1921-1949). ..................................................... 23 Figure 9. USGS 13296500 - Salmon River below Yankee Fork near Clayton, ID – Min, Max, and Mean Daily Annual Hydrograph (Period of Record 1921-1991 and 2000-2010). ............................................................................................................. 26 Figure 10. USGS 13296500 – Salmon River below Yankee Fork near Clayton, ID - Flow Duration Curve (Period of Record 1921-1991 and 2000-2010) ............................. 26 List of Tables Table 1. Water Rights within the Yankee Fork Watershed ............................................... 10 Table 2. Precipitation-Frequence Values near Bonanza and Mill Creek Summit, Idaho. 14 Table 3. NWS Average Monthly Data measured at Challis (Period of Record 1931-2005) ................................................................................................................................. 15 Table 4. NWS Average Monthly Data measured at Stanley (Period of Record 1963-2005) ................................................................................................................................. 16 Table 5. USFS RAWS Monthly Total Precipitation Depth from measured data at Bonanza in Inches of Water (Period of Record 1985-2011)................................... 16 Table 6. USFS RAWS Monthly Average Daily Maximum and Minimum Air Temperatures at Bonanza in degrees Fahrenheit (Period of Record 1986-2010). .. 17 Table 7. NRCS SNOTEL Monthly Total Precipitation at Mill Creek Summit in Inches (Period of Record 1982-2010). ............................................................................... 17 Table 8. NRCS SNOTEL Actual Snow Water Equivalent at Mill Creek Summit in Inches (Period of Record 1982-2009). ............................................................................... 17 Table 9. NRCS SNOTEL Monthly Average Daily Maximum and Minimum Air Temperatures at Mill Creek Summit in degrees Fahrenheit (Period of Record 1990-2010). ............................................................................................................. 18 Table 10. USGS Gage 13296000 – Yankee Fork Salmon River near Clayton, ID - Mean Monthly Mean Flow in cfs (Period of Record 1921-1949). ................................... 24 Table 11. USGS Gage 13296000 - Yankee Fork Salmon River near Clayton, ID - Peak Flow Statistics Estimated by Berenbrock (2002) (Period of Record 1921-1949, 1974). ...................................................................................................................... 24 Table 12. USGS 13296000 – Yankee Fork Salmon River near Clayton, ID - Low Flow Statistics Estimated by Hortness (2006) (Period of Record 1921-1949). ............... 25 Table 13. USGS 13296500 – Salmon River below Yankee Fork near Clayton, ID - Mean Monthly Mean Flow in cfs (Period of Record 1921-1991 and 2000-2010) ........... 27 ii January 2012 Hydrology Appendix – Yankee Fork Tributary Assessment Table 14. USGS 13296500 – Salmon River below Yankee Fork near Clayton, ID - Peak Flow Statistics Estimated by Berenbrock (2002) (Period of Record 1922-1991). 27 Table 15. USGS 13296500 – Salmon River below Yankee Fork near Clayton, ID - Low Flow Statistics Estimated by Hortness (2006) (Period of Record 1922-1992 and 2000-2003). ............................................................................................................ 28 Table 16. Peak discharge frequency at USGS Gages 13296000 and 13296500 for Period of Record in cfs. ..................................................................................................... 28 Table 17. Reclamation October 27, 2010 discharge measurements. ................................ 29 Table 18. Sho-Ban Tribes and Reclamation June 8, 2011 discharge measurements. ....... 30 Table 19. Probable Peak Flood Discharges for ungaged sites on the Yankee Fork (Based on USGS Gage 13296000 with Period of Record 1922-1949, 1974). ................... 32 January 2012 iii Hydrology Appendix – Yankee Fork Tributary Assessment iv January 2012 Executive Summary This hydrologic assessment provides a synopsis of scientific information pertaining to the meteorology and hydrology of the Yankee Fork watershed that can be used to help plan and evaluate how fish habitat improvement