Update: Oct. 21, 3:53 p.m.
The San Marcos Fire Department has given an all clear to resume normal operations. Jowers and UEC are now open and streets are open to regular traffic flow.
Crews will remain on the scene to continue repairs.
Original Story
A gas leak was located behind the Outdoor Rec Center in Sewell Park, according to University Police.
University Police has evacuated Jowers Center and the University Event Center. The UEC bus stop and Sewell bus stop will be closed until the situation is resolved.
Traffic has been advised to move north toward Charles Austin Dr.
The University Star will update this story as information is made available.