Somerville AVOID

ISONE · MA · last computed 2026-08-24

-4.8

Composite score

excess − constraint/2 − ttp penalty

34.9

Excess power

0=tight · 100=ample

39.3

Grid constraint

0=clear · 100=blocked

15mo

Time to power

interconnect → MW

Why this verdict: DCPI verdict: AVOID; fast TTP (15mo).

30-day excess-power trend

Market	ISO	State	Verdict	Excess
Waltham	ISONE	MA	AVOID	34.9
Andover	ISONE	MA	AVOID	35.0
Boston	ISONE	MA	AVOID	34.8
Marlborough	ISONE	MA	AVOID	35.0
Needham	ISONE	MA	AVOID	35.0