By CHRIS COLLINS

(Photo courtesy of the Northampton Fire Department)

(Northampton, MA) — Investigators say the fire which heavily damaged Northampton’s East Heaven Hot Tubs was accidental. Northampton fire officials and the state fire marshal made the determination jointly. The point of origin was a mechanical closet next to the hot tubs. The building is salvageable. Damage is estimated at around $500,000 dollars.