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DCPI index
Central Washington
CAUTION
WECC · WA · last computed 2026-07-15
28.2
Composite score
excess − constraint/2 − ttp penalty
43.9
Excess power
0=tight · 100=ample
31.4
Grid constraint
0=clear · 100=blocked
13
mo
Time to power
interconnect → MW
Why this verdict:
fast TTP (13mo).
30-day excess-power trend
Comparable markets in WECC
Market
ISO
State
Verdict
Excess
Eagle Mountain
WECC
UT
CAUTION
43.9
McCarran
WECC
NV
CAUTION
43.9
Portland
WECC
OR
CAUTION
43.9
Portland
WECC
OR
CAUTION
43.9
Tukwila
WECC
WA
CAUTION
43.9
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