Based on the latest information available, the East Hubbard Road boat ramp in Ponca City, Oklahoma is a concrete boat ramp that is approximately 20 feet wide. It services the Kaw Lake, which is a large reservoir located on the Arkansas River. The boat ramp is suitable for small to medium-sized craft, including fishing boats, ski boats, and pontoon boats. It is important to note that the use of personal watercraft such as jet skis is not allowed on Kaw Lake. Additionally, visitors should be aware that there may be seasonal or temporary restrictions on the use of motorized boats in certain areas of the lake, so it is always best to check with local authorities before launching. Get driving directions.