Multi-GAS station installed in the Mud Volcano area of Yellowstone National Park

Multi-GAS station installed in the Mud Volcano area of Yellowstone National Park under permit YELL-2022-SCI-7082.  The station was situated on stable, cool ground away from the edge of thermal features to ensure no impact to the features. USGS scientists maintain a safe distance from thermal features when visiting the station for maintenance.  USGS photo by Jennifer Lewicki, September 18, 2022.