The boat ramp named 24th Street Northwest McLean County is located in North Dakota and is a concrete boat ramp. According to the latest information available, the width of the ramp is not specified. The boat ramp services Lake Sakakawea, which is a reservoir on the Missouri River. The lake is known for its excellent fishing opportunities for walleye, salmon, and trout. The North Dakota Game and Fish Department regulates the use of boats on Lake Sakakawea, and all types of watercraft are allowed, including motorized boats, sailboats, canoes, and kayaks. However, there are specific regulations regarding the use of watercraft on the lake, such as speed limits, safety equipment requirements, and restrictions on certain areas of the lake. It is important to check with the local authorities for the latest regulations before using the boat ramp.