Sources tell 7 Eyewitness News a suspended Buffalo Police officer has survived a second heroin overdose.

BREAKING: Sources tell me BPO Michael Moffett overdosed on heroin & was revived with narcan this morning just after 9 @WKBW @BPDAlerts — Desiree Wiley (@DesireeWiley) May 31, 2016

According to our sources, emergency crews were called to a home on Dorrance Avenue around 9am on Monday after Michael Moffett's girlfriend found him unresponsive on a couch.

BREAKING: Sources tell me BPD & EMS responded to the overdose call on the 500 block of Dorrance Ave @WKBW @BPDAlerts — Desiree Wiley (@DesireeWiley) May 31, 2016

BREAKING: Sources tell me Moffett's gf made the call after finding him on the couch unresponsive @BPDAlerts @WKBW — Desiree Wiley (@DesireeWiley) May 31, 2016

When first responders arrived, they found Moffett unconscious. They responders were able to revive the suspended Buffalo Police officer by administering Narcan.

Our sources say this is the second time since February the officer has overdosed on the drug.

NEW: I've obtained documents that detail Moffett's overdose call. Appears that police searched his home & K-9 units were @ the scene @WKBW — Desiree Wiley (@DesireeWiley) June 1, 2016

NEW: Those documents also show Moffett was originally taken to ECMC then was transferred to Mercy Hosp. @WKBW @BPDAlerts — Desiree Wiley (@DesireeWiley) June 1, 2016

Moffett has been on unpaid suspension from the department since his first overdose.

Buffalo Police say they have no comment.