Stormwater Pollution Control Plans (SWPCPs) were written by BB&A Environmental for the D.R. Johnson Lumber Company for their three (3) mill locations in Riddle, Dillard, and Prairie City, Oregon. The Riddle site has a lumber mill, a laminating plant, and a cogeneration facility. The Dillard site has a lumber mill. The Prairie City site has two (2) lumber mills and a cogeneration facility. BB&A Environmental submitted documentation to exempt two (2) additional sites in John Day and Baker City, Oregon, based on the absence of point source discharges. The John Day site has a lumber mill.