ENVIRONMENT

Catastrophic’ Flooding and Evacuations in Indiana

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Life-threatening flash flooding continues to inundate parts of eastern Indiana after a deadly derecho swept across the Midwest on Tuesday, August 11, 2026 . Nearly 10 inches of rain—more than two months' worth—has fallen in parts of the state, triggering "catastrophic" flooding in Cambridge City and waist-deep waters in New Castle . The National Weather Service has issued Flash Flood Emergencies across at least seven counties, including Delaware, Fayette, Union, Wayne and Franklin . Evacuations are underway in Muncie, where the fire department is going door-to-door to rescue residents from about 200 affected homes . New Castle recorded a 1-in-1000-year rainfall event, with a 0.1% chance of occurring in any given year . At least three deaths have been confirmed, including a 4-year-old boy killed when a tree fell on a home in Geneva Township, Indiana, and one person in Portage, Indiana, found dead after an apparent house explosion suspected to be linked to downed trees damaging gas lines . More than 300,000 customers remain without power across the state as of Wednesday afternoon . Governor Mike Braun has directed the Indiana Department of Homeland Security to coordinate response efforts, with the State Emergency Operations Center elevated to Level 3 activation . Additional storms are expected Thursday, with rainfall rates up to 3 inches per hour, threatening further flooding across Illinois, Indiana and Ohio .

Prepared by Olivia Bennett and reviewed by editorial team.

Timeline of Events

Past Events:
· July 4, 2025: Texas Hill Country floods killed over 100 people.
· July 16, 2026: Texas floods prompted disaster declarations for 59 counties.
· May 2024: Dunes sagebrush lizard designated endangered under Biden administration.
· June 2026: Trump administration agreed to revoke lizard protections.
· August 4, 2026: Appeals court blocked EPA from canceling $20B climate grants.
· August 11, 2026: Derecho produced 99 mph winds in Gary, Indiana.
Present Events:
· August 11, 2026: A 4-year-old boy killed by falling tree in Indiana.
· August 12, 2026: National Weather Service confirmed derecho with five tornadoes.
· August 12, 2026: Nearly 10 inches rain triggered 1-in-1000-year flood in New Castle.
· August 12, 2026: Evacuations by boat underway in Muncie, Indiana.
· August 12, 2026: Governor Braun activated Level 3 emergency response.
Future Scenarios:
· Additional storms Thursday threaten more flooding across the Midwest.
· Flood watches remain for 16 million people across several states.
· Recovery and power restoration could take days or longer.
· Climate trends may increase frequency of extreme rainfall events.
· Future severe weather patterns remain uncertain but highly active

News Intelligence

Immediate US impact: Life-threatening floods displace thousands and knock out power.
· Long-term US impact: Infrastructure may prove inadequate for intensifying rainfall events.
· Affected groups: Indiana residents, emergency responders, utilities, businesses, schools.
· Reader priority: Monitor local alerts, avoid flooded roads, check evacuation orders.