Unscheduled Flow Administrative Subcommittee Report for JGC Robin Chung February 5, 2015 W ESTERN E LECTRICITY C OORDINATING C OUNCIL

Membership and Meetings UFAS down one device operator member Will be down two At Large Members by end of 2015 Pete Heiman will take over as UFAS Chair in March 2015 Vice Chair will be open – current members leery of time commitment Discussion as who and what we’re looking for in new At Large members 2 W ESTERN E LECTRICITY C OORDINATING C OUNCIL

Lifting 1995 Caps 1995 caps be lifted for UFMP Qualified Device compensation Interim solution to collect full amount that WECC members have committed to compensate the Device Operators for their incurred costs Paperwork in process, will have to be filed with FERC Pacificorp may file again for us, if no other Device Operator steps up 3 W ESTERN E LECTRICITY C OORDINATING C OUNCIL

New Assessment Methodology Work Current forerunner has assessments based on BA base charge, then rank by load Avoids double-charging some WECC members Proposing outreach and poll of BA Operating Committee members and a technical session Work on numbers after 16-bucket implementation 4 W ESTERN E LECTRICITY C OORDINATING C OUNCIL

We Don’t Want to Use Tags! Incomplete representation of system Doesn’t account for untagged flows Volume of tags makes analysis cumbersome and difficult – very complicated Access to tag data not readily available Could effect longevity of methodology 5 W ESTERN E LECTRICITY C OORDINATING C OUNCIL

16 Bucket 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 Testing was performed in November & December live sessions, rest recorded with slides, starting approximately Feb. 17 th Go Live date of March 4, 2015! 6 W ESTERN E LECTRICITY C OORDINATING C OUNCIL

16 Bucket Training Dates OATI webSAS Path Operator Training Sessions: –February 19, :45PM-3:45PM CST –February 26, :45AM-12:45PM CST OATI webSAS RC and PSE Training Sessions: –February 17, :15PM-2:45PM CST –February 19, :15AM-11:45AM CST –February 24, :30PM-3:00PM CST –February 25, :15PM-3:45PM CST 7 W ESTERN E LECTRICITY C OORDINATING C OUNCIL