EAST ISLIP - Police say a 1-year-old boy drowned in a backyard pool on Laurel Avenue in East Islip.

According to authorities, the boy's family was inside their home at around noon when they realized he was missing. The family discovered 21-month-old Byron McArthur at the bottom of the above-ground pool in his backyard. Police say the little boy, who was known as B.J., climbed a ladder that hadn't been put away and fell into the pool.

The child, who would have turned 2 in September, was taken to Southside Hospital in Bay Shore and pronounced dead.

Police say no charges have been filed.