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Update on Calculations of the AADF in 2014 Presented by: David Hoekema Date: 7/14/2014

Update on Calculations of the AADF in 2014 Presented by: David Hoekema Date: 7/14/2014. http://www.idwr.idaho.gov/News/Issues/SwanFalls/AADF.htm. Swan Falls website update. Monitoring Process. 1) Calculation Platforms MathCAD calculation (daily monitoring) R—daily check

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Update on Calculations of the AADF in 2014 Presented by: David Hoekema Date: 7/14/2014

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  1. Update on Calculations of the AADF in 2014 Presented by: David Hoekema Date: 7/14/2014

  2. http://www.idwr.idaho.gov/News/Issues/SwanFalls/AADF.htm Swan Falls website update

  3. Monitoring Process • 1) Calculation Platforms • MathCAD calculation (daily monitoring) • R—daily check • Excel—weekly update verified against R and MathCAD • 2) Calculation Verification • Janak Timilsena & Kresta Davis-Butts (Idaho Power) • 3) Weekly Forecast Meetings with Corbin Knowles and IPCo

  4. Official Record—Posted Online

  5. Official Record—Posted Online

  6. Headwater Challenges

  7. Headwater Challenges

  8. Switch between Flow Aug and IPCo Release • Flows past Milner were split on the 7th • USBR needed 1797 cfs • Daily Average Flow was 3080 cfs • Flow Augmentation was 58% of the flow • AADFJune10th = AADFwithMilner (0.58) + AADFw/oMilner (0.42)

  9. Switch between Flow Aug and IPCo Release • Flows past Milner were split on the 7th • USBR needed 1797 cfs • Daily Average Flow was 3080 cfs • Flow Augmentation was 58% of the flow • AADFJune9th= AADFwithMilner (0.58) + AADFw/oMilner (0.42)

  10. Switch between Flow Aug and IPCo Release 2-day lag from Milner to Murphy during drawdown

  11. Official Record—Posted Online

  12. Official Record—Posted Online

  13. Official Record—Posted Online

  14. Hydrologic Conditions • Winter Reach Gains 300 cfs lower than last year • Summer Conditions • Cool weather has kept demand down • Flows are at minimum of record • Potatoes and Corn will be entering full demand period • Once we finish 2nd Hay cutting no more breaks in diversions

  15. Hydrologic Conditions-King Hill

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