The Copperfield Boat Launch in Oregon is a developed boat ramp that provides access to the Snake River. It is situated at latitude 44.98410034 and longitude -116.85868073, according to the latest available sources. The boat ramp is approximately 20 feet wide and has a paved surface, making it suitable for launching and retrieving boats of various sizes.

The Copperfield Boat Launch provides access to the Snake River, which is a major waterway in the Pacific Northwest, flowing through Idaho, Wyoming, Oregon, and Washington. The river is popular for recreational activities such as fishing, boating, and rafting.

Various types of watercraft are permitted on the Snake River, including motorized boats, canoes, kayaks, and rafts. However, operators of motorized boats must comply with the state's boating laws and regulations, which include mandatory safety equipment and speed limits.

In summary, the Copperfield Boat Launch in Oregon is a developed boat ramp that provides access to the Snake River. It is approximately 20 feet wide and can accommodate various types of boats. The Snake River is a popular recreational waterway, and various types of watercraft are permitted on the river, subject to compliance with state laws and regulations.