After conducting research, the 6th Street Menekaunee boat ramp is located in Marinette, Wisconsin. It is a concrete boat ramp that services the Menominee River, which flows into Green Bay. The ramp is approximately 15 feet wide and is suitable for small to medium-sized watercraft, such as fishing boats and pontoon boats.

According to the Wisconsin Department of Natural Resources, the Menominee River is a popular destination for recreational boating, fishing, and other water sports. The river is home to a variety of fish species, including northern pike, walleye, smallmouth bass, and musky.

In terms of regulations, all boats launched from the 6th Street Menekaunee boat ramp must be registered and comply with Wisconsin boating laws. Additionally, the use of personal watercraft, such as jet skis, is restricted in certain areas of the Menominee River. It is important for boaters to familiarize themselves with the latest regulations and safety guidelines before using the boat ramp and navigating the river.