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But to fully comprehend and appreciate the magnificence of the Atchafalaya, you must journey back to when the Atchafalaya was as nomadic as its people. This has caused a loss of habitat for native plants and animals and has reduced the biological productivity of the entire river basin. Discharge through the Bonnet Carre Spillway increased the level of Lake Pontchartrain to 3 feet above normal, peaking at 14.7 feet at mid-lake. Press enter or select the go button to submit request. With GIWW (Morgan City - Port Allen) (LA), Bayou Boeuf (IWW) At Bayou Boeuf Lock (LA) (East), Bayou Boeuf (IWW) At Bayou Boeuf Lock (LA) (West), Intracoastal Waterway At Wax Lake West Control Structure (LA), East Cote Blanche Bay At Luke's Landing, LA. This capacity has been reduced by channelization. Greg Grandy of the Coastal Protection and Restoration Authority speaks during Tuesday's Atchafalaya River Basin Restoration and Enhancement Task Force meeting in Morgan City. It flows south, just west of the Mississippi River,[4] and is the fifth largest river in North America, by discharge. Both the Bonnet Carre Spillway and the Morganza Spillway were employed. River traffic restrictions will be strictly enforced. 4.3-0.1. Amite River. Share sensitive information only on official, secure websites. Vessel traffic will be affected by stronger river current and vessel traffic safety rules will be strictly enforced by the U.S. Coast Guard. The increased amount of river dredging, levee building, and construction that comes along with this traffic impairs aquatic life in many ways by disturbing their habitat. [5] If the Mississippi were allowed to flow freely, the shorter and steeper Atchafalaya would capture the main flow of the Mississippi, permitting the river to bypass its current path through the important ports of Baton Rouge and New Orleans. Located near Morgan City, its vast marshes and swamps are full of cypress trees, spanis. Due to Morgan Citys central location on the Atchafalaya and the GIWW, it has developed into an important hub for industrial and commercial activities. A lock ( The river stretches from near Simmesport in the north through parts of eight parishes to the Morgan City southern area. Required fields are marked *. The Gulf Intracoastal Waterway is yet another connection between the Mississippi River and Morgan City. Locked padlock Continue for ~11 miles, then turn right onto LA-70 W and continue for ~27 miles down to Morgan City. The 1973 flood was the first time the Morganza Spillway was opened: from April 19 through June 13. 40: USGS Current Conditions for Louisiana_ Streamflow 50: The first gate is closed at Cairo. Before reaching the Gulf, the Mississippi meets up with its distributary, the Atchafalaya River. This information is redistributed from Weather.gov and we make no claims as to its accuracy, freshness, or reliability. 1 The Atchafalaya River is the last major distributary of the Mississippi River, and it receives, on average, 30 percent of the combined flow of the Mississippi and Red Rivers or around 300,000 cubic feet of water per second. US Army Corps of Engineers - New Orleans District, USGS - National Water Quality Monitoring Network, Lower Atchafalaya River at Morgan City, LA. Turn left on LA-317 for one-half mile and turn right onto Alice C Rd/Parish Road 16. The convenience of a trustworthy mode of transportation and a constant water supply encouraged agriculture, industries, and cities to spread to areas along the river. Return to Area Map Flood Categories (in feet) Historic Crests ATCHAFALAYA RIVER AT MORGAN CITY, LA. Nearby Parking 56: U.S. Highway 51 near Wickliffe is flooded. Atchafalaya River. Structures on the river side of protection walls in Morgan City and Berwick will be under water.