A federal agency opened an initial investigation into the nitric acid leak at a manufacturing facility in Vinton County on Wednesday.

A nitric acid leak at Austin Powder’s Red Diamond plant in Vinton County raises health, safety, and environmental concerns in the rural Ohio community.

Thousands of gallons of nitric acid leaking from a tank at the Austin Powder manufacturing facility prompted evacuations in Vinton County Wednesday morning.

A nitric acid leak at the Austin Powder Plant in Vinton County has released a toxic orange plume of gas. Here's how light winds and cooling nighttime temperatures are expected to impact the flow of hazardous air,

A chemical leak at an explosives manufacturing plant in Ohio prompted an entire village to evacuate and grounded flights within thousands of miles. Nitric acid spilled from a tank at Austin Powder Red Diamond plant on Wednesday morning, sending a massive orange-colored plume into the air.

Vinton County residents are back home after a gas release from an explosives manufacturing plant forced evacuation

“The plume has really dissipated quite a bit, so we felt like the levels were safe,” Deshaies said. “The concentration anyway in the plume was pretty low.” She said the leak was mostly limited to the plant, but you may want to visit a doctor or emergency room with symptoms like an itchy throat, nose or red eyes.