A gas leak caused the evacuation of a building on Main St. in downtown Buffalo.
According to National Fuel, a private contractor was doing work at 290 Main St. when they hit a natural gas service line.
This occurred around 10:30 a.m. The building was subsequently evacuated.
National Fuel crews responded to the scene and made sure the scene was safe again within an hour.
All Erie County Department of Social Services offices located within the building are closed for the rest of the day.