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Hermiston CAUTION

WECC · OR · last computed 2026-07-26

28.2
Composite score
excess − constraint/2 − ttp penalty
51.6
Excess power
0=tight · 100=ample
46.7
Grid constraint
0=clear · 100=blocked
18mo
Time to power
interconnect → MW
Why this verdict: fast TTP (18mo).

30-day excess-power trend

Comparable markets in WECC

MarketISOStateVerdictExcess
Salt Lake City WECC UT CAUTION 51.5
Beaverton WECC OR CAUTION 51.8
Eagle Mountain WECC UT CAUTION 51.9
Central Washington WECC WA CAUTION 51.2
Rural Pacific NW WECC OR CAUTION 51.2
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