Alarming. It said leave Contra Costa County right now. Reporter eric was in danville when he got an alert text message. It says Emergency Alert in this area until 7 45 p. M. Evacuate now. It just said that there was a severe emergency and get out of Contra Costa County. Reporter he took the warning seriously. Calling his family, telling them to leave the county. And evacuating la boulange. We swiftly evacuated everyone out of the premises. And thats when we evacuated the store. And went to santa cruz. Reporter he headed south, not knowing what the emergency was. I had no idea until we googled it. And it said there was a gas leak on danville boulevard. Reporter the gas leak was about three miles away. Emergency workers did evacuate a threeblock area as a precaution. Contra costa county says the countys emergency system worked. Sending alerts with details about the emergency. But the public Warning System had a glitch. For whatever reason, they were updating their system. Had not alerted