Based on the latest information I could gather, the Palo Verde Road boat ramp in La Paz County, Arizona is a concrete boat ramp that is approximately 12 feet wide. The boat ramp provides access to the Colorado River, which flows through the area.

The Colorado River is a popular destination for boating and water sports enthusiasts, and a variety of watercraft are permitted on the river, including motorized boats, jet skis, and canoes. However, it is important to note that certain regulations may apply, such as speed limits and safety requirements, which may vary depending on the specific location on the river.

Overall, the Palo Verde Road boat ramp provides a convenient and accessible entry point for boaters and water sports enthusiasts who wish to explore the scenic beauty of the Colorado River in La Paz County, Arizona.