DISCOVERY BAY (CBS SF) — A 60-year-old Discovery Bay woman was airlifted to the hospital Wednesday morning after she suffered severe injuries when her dog attacked her, authorities said.

The East Contra Costa Fire Protection District said it got a 911 call reporting the attack in the 5500 block of Arcadia Circle at around 8 a.m.

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Arriving Alameda County Sheriff’s deputies and firefighters, discovered the woman badly mauled with severe bite wounds on several areas of her body and being helped by neighbors. The agitated dog returned to the home a short time later and was fatally shoot when it charged the deputies.

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The injured woman was airlifted to a local trauma center with severe injuries. She was reported to be in stable condition Wednesday afternoon.

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Contra Costa County Animal Services was following up on the incident and would be looking at what led up to the dog attack.