A civil authority has issued AN IMMEDIATE EVACUATION for the following counties/areas: Clark, IL; at 9:57 AM on SEP 05, 2025 Effective until 12:54 PM. Message from IPAWSWEA.

ZCZC-CIV-EVI-017023+0257-2481357-IPAWSWEA-

EMERGENCY EVACUATION ALERT. There is a hydrogen leak at Mach 1, located at 939 North State Highway 49 in Casey, Illinois. LEAVE THE AREA IMMEDIATELY. Hydrogen is highly flammable and can lead to explosions or fires. For your safety, do not delay. Use familiar routes to evacuate and avoid the area until further notice. Stay safe.

EMERGENCY EVACUATION. Hydrogen leak at Mach 1, 939 North State Highway 49 in Casey, IL.