1. Upstream Propagation of MFLs Using A Reach- Based Methodology John Good & Rob Mattson

2. Lower Suwannee River MFL

3. Charge to District Staff Establish MFLs District-wide for priority water bodiesEstablish MFLs District-wide for priority water bodies ± 5 year time-frame± 5 year time-frame Best available dataBest available data Focus initially on the Suwannee RiverFocus initially on the Suwannee River Including springsIncluding springs

5. Reach Schematic: Single Reach U D

6. FDCs Up- & Downstream

7. Water Availability

8. Ratio Process

9. “Initial” Upstream MFL

10. Reach Schematic: Single Reach U D ?

11. Adequacy of Upstream MFL

12. Reach Yield Calculations

13. Lower Suwannee River MFL

14. The Issue Loss of time-sequence by use of FDCLoss of time-sequence by use of FDC Testing underway using HEC-RAS dynamic model to examine routing/channel storage/pickup effectsTesting underway using HEC-RAS dynamic model to examine routing/channel storage/pickup effects Jennifer Jacobs (UNH) Jennifer Jacobs (UNH) Patrick Tara (Intera, Inc.) Patrick Tara (Intera, Inc.)

15. Stream Reach Schematic: Branching Stream U2 D U1

16. Reach Application to Springs U D R R RiRiRiRi Eg.: Mad Blue Troy Ichtucknee Fan/Man Sam Upchurch (SDII, Inc.) Sam Upchurch (SDII, Inc.)

17. More Issues Further development of how to characterize reach MFLFurther development of how to characterize reach MFL GW and springsGW and springs BranchingBranching Santa Fe land bridgeSanta Fe land bridge Existing biological informationExisting biological information

18. Questions?