Pittsburgh Police from Zone 2 responded to a Shotspotter notification for rounds fired in the 2100 block of Watson Street just before 6:45 p.m.
Responding officers did not find any victims at the scene, but a short time later a male with three gunshot wounds arrived at a local hospital by private means in critical condition.
It is not yet known if the victim was shot on Watson Street.
The Crime Scene Unit processed the scene.
Police are investigating.