The Coldwater Lake Picnic and Boating Site is a concrete boat ramp located in the state of Washington, USA. It is situated at latitude 46.290513 and longitude -122.266096. The boat ramp is approximately 20 feet wide and provides access to Coldwater Lake, which is a popular destination for boating and fishing enthusiasts.

This boat ramp is located within the Mount St. Helens National Volcanic Monument and is managed by the US Forest Service. The Coldwater Lake Picnic and Boating Site is open from May to October, depending on weather conditions.

As per the latest information available, the boat ramp at Coldwater Lake Picnic and Boating Site is suitable for launching and retrieving small boats, such as canoes, kayaks, and paddleboards. Motorized boats are also permitted on the lake, but they must adhere to a 10 horsepower motor limit.

In summary, the Coldwater Lake Picnic and Boating Site is a concrete boat ramp in Washington that provides access to Coldwater Lake. It is approximately 20 feet wide and is suitable for small boats, including motorized boats with a maximum of 10 horsepower.