The shooting was reported at about 7:23 p.m. on Monday when San Leandro police told Oakland police that a gunshot victim had been walked into a hospital, according to authorities.
RELATED: Investigation continues into how a 3-year-old boy was shot inside Oakland home
Oakland police said they have confirmed that the shooting occurred inside a home in the 10900 block of Robledo Drive in Oakland.
After the boy was taken to a hospital he was transferred to UCSF Benioff Children's Hospital Oakland, where he remains in critical condition.
Oakland police said they will provide additional information about the arrest of the 3-year-old's father after the Alameda County District Attorney's Office has reviewed their report on the shooting and made a decision about filing charges in the case.