(Source: Omaha World-Herald, May 16, 2019)
OMAHA, Neb. — The small town of Percival, Iowa, which had nearly dried out from historic mid-March flooding, has begun taking on water again. And local officials say they have a clear cause: repairs by BNSF Railway to its rail bed. After the railroad began repairing holes in the rail line that runs the length of the valley in Fremont County, water has begun backing up, covering roads, seeping into town and even closing off northbound access to Interstate 29 from Highway 2, local officials say. Why? The rail bed is functioning as a dam, they say, preventing floodwater from draining down the valley.
Full story: Omaha World-Herald