The Port of Vancouver USA  and environmental group Columbia Riverkeeper on Sept. 12 announced that they have reached an agreement to settle a Clean Water Act lawsuit challenging years of alleged unlawful water pollution from the public port. In the settlement, the port committed to make significant changes to reduce the amount of water pollution that flows off the 1643-acre property and into the Columbia River. However, before the proposed settlement can go into effect, it must undergo a 45-day review period by the U.S. Department of Justice and then be approved by a federal district court judge. As part…