Update, 10:30 p.m.: During a short press conference Monday night, New Hampshire Attorney General Joseph Foster confirmed Brentwood police officer Steve Arkell, 48, was shot and killed when he responded to a reported domestic disturbance at 46 Mill Pond Road. According to Foster, Arkell was shot by Michael Nolan, 47, who subsequently died during either the fire or explosion at the Brentwood home.

A second officer tried to enter the home after Arkell was shot, but was “driven out by gunfire,” according to Foster.

Arkell was a part-time officer and leaves behind two daughters, according to Brentwood Police Chief Wayne Robinson. Arkell was listed as a patrolman and animal control officer on the town of Brentwood website.

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Original post: Law enforcement in New Hampshire said a police officer has been shot in the town of Brentwood. The officer is said to be in serious condition after being taken via helicopter to Exeter Hospital.

Sea Coast Online tweeted that Exeter Hospital has confirmed that the hospital is treating one person from the scene in Brentwood.

Multiple police cars responded to 46 Mill Pond Road after a shooting was reported at a home there around 4:45 p.m., Sea Coast Online reported.

Rockingham County Sheriff Michael Downing said multiple shots have been fired at the residence but had no additional information. He would not say if anyone on scene was shot.

WMUR reported that New Hampshire State officials were reacting.

"The Attorney General's Office said it had been informed of the situation and was still gathering information. Gov. Maggie Hassan was at the state's Emergency Operations Center to monitor the situation."

The home, which exploded around 5:50 p.m. after a fire broke out, is located in ‘Mill Pond Crossing,’ an over 55 community.

The ‘Mill Pond Crossing’ community was built in 2008.

The home partially exploded around 5:50 p.m., spreading to the woods behind the home.

A SWAT team is reportedly among headed to the scene.

Vine videos captured the plumes of smoke flowing from the burning home immediately after the explosion.

Brentwood has a partially professional fire department. There are two professional firefighters scheduled 7 a.m. to 4:30 p.m. on weekdays. The rest of the time, the department employs a team of paid, on-call fire and ambulance personnel with various levels of training. according to the town’s website.