MCDD reduces flood risk for residential communities, industrial sanctuaries, and vital public infrastructure such as the Portland International Airport, sections of I-5, I-205, and I-84, and Oregon’s second largest supply of drinking water.
To enhance community safety and support the region’s vitality, we manage and maintain critical flood control systems, which include:
During high water and heavy rain events, the Districts implement emergency action plans to keep levees and facilities functioning to protect life, property, and the environment. MCDD uses the National Weather Service (NWS) Vancouver Gage on the Columbia River (pictured left) to make flood emergency related decisions.
Our emergency response categories are divided into four levels: