Underground drainage tiling apparently failed and formed a sinkhole in a corn field in northwest Iowa that allowed manure to flow into a creek, where it killed small fish for miles, according to the Iowa Department of Natural Resources. The manure came from Roorda Dairy west of Paullina, which has about 4,200 dairy cattle, DNR […]
The post Farm field drainage failure leads to creek contamination, dead fish appeared first on Iowa Capital Dispatch.