The PCC crosses Union Flat before dropping downgrade to rejoin the Palouse River at Winona, where the Pleasant Valley Sub diverges to the north. Occasionally the WhitGro elevator here will ship a few carloads, and sidings along the PV are used for storage. East of Winona, PCC regularly serves a busy WhitGro elevator at Endicott, along with a smaller facility at Thera. The last station on the line with active customers is Mockonema, next to the Whitman County Fairgrounds, where PCC serves a Pacific Northwest Farmer’s Coop elevator and a McGregor Co. fertilizer plant. From there, the Hooper Sub climbs to the summit at Crest before dropping into Colfax on a 3.0 percent compensated grade carved into the bluff west of town. On rare occasions PCC will move storage cars into or out of town, but for the most part Colfax’s rails lie
