Based on the latest information available, the WA 17 Grant County boat ramp in Washington is a concrete boat ramp that is approximately 28 feet wide. It is located at latitude: 47.42244339 and longitude: -119.49876404. This boat ramp services the Potholes Reservoir, which is a popular recreational area for boating, fishing, and other water-based activities.

The Potholes Reservoir is a large body of water spanning approximately 28,000 acres, with over 200 miles of shoreline. It is known for its diverse fish population, including bass, crappie, walleye, and rainbow trout, making it a popular destination for fishing enthusiasts.

As for the kinds of craft permitted on the water, the Potholes Reservoir allows for a wide range of watercraft, including powerboats, sailboats, canoes, and kayaks. However, it is important to note that specific regulations and restrictions may vary depending on the type of watercraft and time of year. It is recommended to check with local authorities or the Washington State Parks website for the latest information and guidelines before launching any watercraft.