According to the latest information available, the Bull Creek Peninsula Boat Ramp in Oklahoma is a concrete boat ramp that provides access to Kaw Lake. The ramp is approximately 16 feet wide and can accommodate small to medium-sized watercraft.

Kaw Lake is a reservoir located on the Arkansas River in north-central Oklahoma, and is a popular destination for fishing, boating, and other water-based activities. The lake covers over 17,000 acres and has over 168 miles of shoreline, making it a great place to explore by boat.

As for the types of watercraft allowed on the lake, Kaw Lake has no horsepower limits, but all boats must have a valid Oklahoma registration and display the proper decal. Additionally, boats must be equipped with proper safety equipment, including life jackets and fire extinguishers.

Overall, the Bull Creek Peninsula Boat Ramp appears to be a great option for those looking to access Kaw Lake and enjoy all that this beautiful body of water has to offer.