This site is one of the former Chicago NW sites that were transferred to Contaminated Sites from the Emergency Response Section in 2006. The other sites include; 1.) CNW Jefferson Lease site 2.) CNW Rolfe (a Targeted Assessment was done for this under the Brownfields program) 3.) CNW Hull Avenue Des Moines 4.) CNW Estherville Locomotive maintenance 5.) CNW Manson City Fueling 6.) CNW Grand Junction 7.) CNW Missouri Valley 8.) CNW Eagle Grove 9.) CNW Ft. Dodge 10.) CNW Bell Avenue Des Moines