The boat ramp named East Shore Drive Lewis and Clark County in Montana is a concrete boat ramp that is 24 feet wide. It provides access to the Canyon Ferry Lake, which is a reservoir on the Missouri River. The boat ramp is located at latitude: 46.64360046 and longitude: -111.68463898.

According to the latest information available from the Montana Fish, Wildlife & Parks website, the Canyon Ferry Lake is open to a range of watercraft, including motorized and non-motorized boats such as fishing boats, pontoon boats, sailboats, kayaks, and canoes. However, visitors are advised to check for local restrictions and regulations before launching their watercraft.

It is also important to note that there may be seasonal changes or alterations to the facilities at the boat ramp, such as the availability of parking spaces or restroom facilities. Visitors are encouraged to check for updates and information on the Montana Fish, Wildlife & Parks website or by contacting their local park ranger office.

In summary, the East Shore Drive Lewis and Clark County boat ramp in Montana is a 24-foot-wide concrete boat ramp that provides access to the Canyon Ferry Lake. It allows for a range of watercraft, including motorized and non-motorized boats, subject to local regulations and restrictions.