1. Unscheduled Flow Administrative Subcommittee Report for ISAS Robin Chung August 20, 2014 Salt Lake City, UT

2. 2 UFMP Assessments Comments solicited on last assessment calculation proposal Comments addressed and are currently posted White paper under development Brief history Variety of methods discussed, along with pros and cons Will work to develop new methodology If interested, please join us!

3. 3 UFAS recommending 1995 caps be lifted Interim proposal to collect full amount billed by Device Operators Buy time to find a permanent solution to UFMP Assessments WECC member outreach via WECC MAC Lifting 1995 Caps

4. 4 Guideline Implementation Plan Approved by FERC on May 16, 2014 Implementation upon completion of applicable webSAS changes Must report back to FERC one year from implementation Peak Reliability now holds webSAS contract Optimistically, implementation at end of 2014

5. 5 Other Meeting Activities Continued involvement with the Enhanced Curtailment Calculator Advisory Task Force Lessons learned from NV Energy/Sierra Pacific BA consolidation Need evaluation of current zones Need guidelines and processes for putting new points into zones

6. 6 There are currently no Devices pending for disqualification UFAS recommends Path 22 remains qualified at this time No system changes to merit disqualification Path did hit 97% loading during time period UFAS will reevaluate in one year Path and Device Qualification Status

7. 7 Plan Year 20 (CY2014) activity as of July 28, 2014 has 1,652 hours of Coordinated Operations of Phase Shifters (COPS) with 730 hours of contributing schedule curtailments Total of 102,253 MWhs of Unscheduled Flow relief was provided by curtailments 63 hours of competing path usage to date, Primarily Path 30, Path 36 and Path 66 Operating Statistics

8. 8 September 30 and October 1, 2014 in Salt Lake City. 1 st day TF, 2 nd day UFAS Next Meetings

9. Thank you! Questions?