Portland, ME AVOID

ISONE · ME · last computed 2026-09-04

5.9

Composite score

excess − constraint/2 − ttp penalty

37.2

Excess power

0=tight · 100=ample

22.7

Grid constraint

0=clear · 100=blocked

8mo

Time to power

interconnect → MW

Why this verdict: DCPI verdict: AVOID; fast TTP (8mo).

30-day excess-power trend

Market	ISO	State	Verdict	Excess
Andover	ISONE	MA	AVOID	38.9
Stamford	ISONE	CT	AVOID	39.5
Hartford	ISONE	CT	AVOID	39.6
Springfield	ISONE	MA	AVOID	40.3
Boston	ISONE	MA	AVOID	40.5