TEP / UNSETEP / UNSE

2008 BTA2008 BTA

RMR StudiesRMR Studies

RMR StudiesRMR Studies

Year

PeakLoadMW

LossesMW

TotalMW

RMRMW

CriticalOutage

Constraint

2011

2629

155 2784

320$426,000

SP-VL&

WN-VL

VoltageStability

2016

3010

193 3203

315$276,000

SP-VL Thermal(NL-WI)

UNSE Santa Cruz RMR UNSE Santa Cruz RMR StudiesStudies

Year

PeakLoadMW

RMRMW

Incr Cost $(000)

2011

85 17 76

2016

99 0 n/a

Mohave RMR StudiesMohave RMR Studies

• No RMR is identified for Mohave projected loads of 1007 MW in 2016

• UNSE has converted to Network service eliminating contractual issues on Western’s system

Questions?Questions?