Coast Guard Marine Safety Unit Portland, Ore., conducted Operation Clean River, a large-scale operation to ensure environmental compliance onboard commercial deep draft vessels, Wednesday, Jan. 19. Clean River covered both the Columbia and Willamette Rivers in an effort to examine all vessels that were currently moored or anchored from Portland downriver to Longview, Wash. Specifically, the Coast Guard’s Port State Control Branch verified vessel compliance with both international and domestic regulations found in MARPOL 73/78 and 33 CFR 151, 155 and 157, respectively. MARPOL 73/78 is the International Convention for the Prevention of Pollution from Ships and is one of the most important international marine environmental regulations designed to minimize pollution of the seas…