United States v. Union Pacific Railroad Co., No. 1:12-cv-00284-REB (D. Colo. Feb. 6, 2012). A settling CWA defendant responsible for unauthorized discharges of oil, coal, and stormwater into waters of the United States in Colorado, Utah, and Wyoming must pay a $1.5 million civil penalty, with interest; must correct deficiencies in its spill prevention, control, and countermeasure and facility response plans; and must conduct monitoring at all railyards to ensure compliance.