More Than 749,000 Fish Killed in Montgomery County Fertilizer Spill

Published on March 30, 2024

A fertilizer spill that occurred in Montgomery County, Iowa, on March 11 has led to the deaths of over 749,000 fish in a 50-mile stretch of the East Nishnabotna River to the Missouri border, according to officials. The Iowa Department of Natural Resources (DNR) said it was notified about the spill at the NEW Cooperative facility in Red Oak on March 11, when approximately 1,500 tons of liquid nitrogen fertilizer (32 percent solution) were discharged into a drainage ditch. Authorities found that the release occurred because an aboveground storage tank valve was left open for the weekend, according to the department. The fertilizer flowed several miles downstream of Red Oak in the East Nishnabotna River, reaching Missouri. The Missouri Department of Natural Resources has been notified about the incident....