Based on the latest information available, the Stinson Flat Road boat ramp in Klickitat County, Washington is a concrete boat ramp that is approximately 20 feet wide. It provides access to the Klickitat River, which is a popular destination for fishing and recreational boating. The ramp is suitable for small to medium-sized watercraft, including rafts, kayaks, canoes, and small motorized boats. However, larger boats and jet skis may have difficulty launching from this ramp due to its size. It is important to note that water levels in the Klickitat River can vary significantly depending on the season and weather conditions, so boaters should exercise caution and be aware of any potential hazards before launching.