Galena, Jumada I 17, 1436, Mar 8, 2015, SPA -- The Environmental Protection Agency said that Thursday's oil train derailment and spill in Illinois poses an "imminent and substantial danger" of contaminating the Mississippi River, UPI reported. The Galena River and the Upper Mississippi National Wildlife and Fish Refuge are also threatened. Fires resulting from the derailment continued to burn Saturday. The EPA has not determined how much oil was spilled, but the train was loaded with 630,000 gallons. Two of the train's cars, carrying Bakken crude from North Dakota, caught fire after a derailment near Galena, Ill., on Thursday. Homes were evacuated within a one-mile radius. -- SPA 20:44 LOCAL TIME 17:44 GMT www.spa.gov.sa/w