Griggs Reservoir - Marina boat ramp is located in Columbus, Ohio. It is a public boat ramp that provides access to the Griggs Reservoir, which is a 2.82-mile-long and 113-acre lake. This boat ramp is managed by the Columbus Recreation and Parks Department.

The Griggs Reservoir - Marina boat ramp is a concrete ramp that is 30 feet wide, making it suitable for launching most types of watercraft. The ramp is also equipped with a courtesy dock, which can be used for loading and unloading of passengers and equipment.

The Griggs Reservoir - Marina boat ramp is designed to accommodate various types of watercraft, including motorized and non-motorized boats. However, personal watercraft (PWC) such as jet skis and wave runners are not allowed on the lake.

According to the latest information available on the Columbus Recreation and Parks Department website, the boat ramp is open from dawn to dusk, and a daily permit is required to launch a watercraft. The fee for the daily permit is $10, and an annual permit can be purchased for $35.

In conclusion, the Griggs Reservoir - Marina boat ramp in Ohio is a public boat ramp that provides access to the Griggs Reservoir. It is 30 feet wide and suitable for most types of watercraft, except personal watercraft. The boat ramp is managed by the Columbus Recreation and Parks Department, and a daily or annual permit is required to launch a watercraft.