Miguel Rodriguez-Gonzalez, 29, faces charges including aggravated assault, possessing instruments of crime and presenting false ID to law enforcement.
Police responded to the stabbing around 3:20am in the 2200 block of Ash Street.
According to the criminal complaint, the woman who was stabbed reportedly had a one inch puncture wound.
She was taken to UPMC Hamot by witnesses after being stabbed in the leg.
No word on the extent of the injuries.
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