A baby was found on a street corner in Sheepshead Bay on Sunday night, police said.
The 911 call came in about 11:30 p.m., police said, reporting a baby alone in a stroller on the corner of East 9th Street and Avenue V.
Responding officers discovered a 1-month-old baby, fully clothed, without a parent or guardian in sight.
Emergency medical personnel took the baby to Coney Island Hospital in stable condition for observation, police said. The baby was later released into the custody of the Administration for Children's Services.
The baby's mother was later discovered on Avenue U and Coney Island Avenue, apparently intoxicated, police said.
Police identified her as Alevtyna Savchuk, 21,through a cell phone in the baby's stroller, and located her nearby home address.
She was also taken to Coney Hospital in stable condition.
Police have charged Savchuk with acting in a manner injurious to a child.
Follow Danielle Tcholakian on Twitter @danielleiat