A group of emergency response teams went through training on the IU campus Wednesday.
Indianapolis Homeland Security is now looking for signs of natural gas for the cause of the explosion.
Indiana Department of Homeland Security should have the appeal on the governor's desk by the end of the week.
It can take months for FEMA to approval assistance for individual disaster areas.
An emergency shelter is now open at the First United Methodist Church in Bloomington.
Now that flood waters have begun to recede, the state can begin assessing the damage.