Manchester AVOID

ISONE · NH · last computed 2026-05-30

-255.8

Composite score

excess − constraint/2 − ttp penalty

18.0

Excess power

0=tight · 100=ample

66.0

Grid constraint

0=clear · 100=blocked

134mo

Time to power

interconnect → MW

Why this verdict: DCPI verdict: AVOID; high grid constraints (66); slow TTP (134mo).

30-day excess-power trend

Market	ISO	State	Verdict	Excess
Andover	ISONE	MA	CAUTION	30.3
Boston	ISONE	MA	CAUTION	30.3
Marlborough	ISONE	MA	CAUTION	30.3
Needham	ISONE	MA	CAUTION	30.3
Portland	ISONE	ME	CAUTION	30.3