SOUTH BEND, Ind. (AP) — The Latest on a small explosion at a Notre Dame academic building (all times local):

3 p.m.

Authorities evacuated an academic building at the University of Notre Dame following a small chemical explosion in a laboratory.

University spokesman Dennis Brown says the explosion occurred Monday morning on the third floor of the Stinson-Remick Hall of Engineering.

He says "a staff member was working with some acidic solutions and there was a small explosion. The acid washed up onto her so she was treated immediately."

Brown says the unidentified staff member was transported to a hospital as a precaution.

The building was expected to reopen later Monday

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11:32 a.m.

Authorities evacuated an academic building at the University of Notre Dame following what's described as a small explosion in a laboratory.

University spokesman Dennis Brown tells the South Bend Tribune that the explosion happened Monday morning on the third floor of the Stinson-Remick Hall of Engineering.

Brown says no life-threatening injuries were reported. WNDU-TV reports a staff member was taken to a hospital as a precaution.

Hazardous materials crews were called to the scene in South Bend as the university worked to investigate details of what led to the explosion.