Based on the latest available information, the Uintah County boat ramp located at latitude 40.18439102 and longitude -109.69120789 in Utah is a concrete boat ramp that is suitable for launching small to medium-sized watercraft. The ramp is approximately 20 feet wide and is capable of accommodating multiple boats at the same time.

This boat ramp services the Green River, which is a tributary of the Colorado River that stretches over 700 miles from Wyoming to Utah. The Green River is known for its scenic beauty and is a popular destination for boating, fishing, and other recreational activities.

The types of watercraft permitted on the Green River vary depending on the section of the river being used. Generally, small to medium-sized boats, canoes, and kayaks are allowed on the river. However, larger boats may require permits and special regulations may apply for certain sections of the river.

It is important to note that the information provided here may be subject to change. Anyone planning to use the Uintah County boat ramp or any other water access point should consult the latest updates from local authorities to ensure accurate and up-to-date information.