According to the latest information available, the boat ramp named Katon Road 300 is located in Montesano, Washington at a latitude of 46.9458313 and a longitude of -123.64055634. It is a concrete boat ramp that provides access to the Wynoochee River, which is a popular destination for fishing and recreational activities.

The boat ramp is approximately 20 feet wide, allowing for easy access for most boats. It is suitable for small to medium-sized watercraft, such as canoes, kayaks, and jet skis, as well as larger vessels like fishing boats and pontoon boats.

The Wynoochee River is known for its scenic beauty and abundant fish populations. Anglers can expect to catch a variety of fish, including salmon, steelhead, and trout. The river is also popular for recreational activities like kayaking, canoeing, and swimming.

Overall, the Katon Road 300 boat ramp is a convenient and accessible location for anyone looking to explore the Wynoochee River and enjoy the natural beauty of Washington State.