Three Forks Harbor and River Center
Located at River Mile 392.3 of the McClellan-Kerr Arkansas River Navigation System near the union of the Arkansas, Verdigris and Grand Rivers, Three Forks Harbor offers the boating public its most inland all-weather access to the nation’s waterways and sea ports of the world – and much more. The centerpiece of Three Forks Harbor is the River Center, a 10,000 square foot multi-purpose events center and plaza. The primary purpose of the state-of-the-art marina facilities, managed by the Muskogee City-County Port Authority, is to give the community recreational access to the same water resources that commercial and industrial outfits have taken advantage of for years. As such, the facility appeals widely to water lovers beyond boaters. Truly a mixed-use port development, Three Forks Harbor is fast becoming a focal point for the enjoyment and appreciation of one of the nation’s premier waterways. One of the special attributes of Three Forks Harbor is that it is a safe harbor in times of flood.
Three Forks Harbor is a paradise for both fishermen and boating enthusiasts. It features a public boat dock, slip rental, ship store, transient boat yard, a travel lift for self-service maintenance or serve as dry dock storage and a pier which offers casual anglers the chance to cast a line. Three Forks Harbor hosts numerous fishing tournaments throughout the year.

The Muskogee Bass Association Fishing Tournament is an event that takes place every Tuesday evening beginning in March through August at Three Forks Harbor.
Bassmaster Elite Series was held at Three Forks Harbor in 2011. More than 5,000 people watched as the winner of the Elite Series was announced and took home the grand prize. The Bassmaster Central Open returns to Three Forks Harbor June 2-4, 2016. The Bassmaster Open is a preliminary fishing tournament to select the top anglers to join the Bassmaster Elite tournament roster and compete.

Numerous events are held at Three Forks Harbor every year. Some of those are:

Flower Power Bike Ride began in 1991 and is one of the first rides of the cycling season. It coincides with Muskogee's annual Azalea Festival in Honor Heights Park. The Flower Power Bike Ride begins and ends at Three Forks Harbor on the Arkansas River East of Muskogee and features five different routes that range in length from 15 to 100 miles. The routes travel through the foothills of the Ozark Mountains, across Fort Gibson Dam; over the Arkansas, Grand, Verdigris, and Illinois Rivers; through the cradle of Oklahoma and the Five Civilized Tribes history. The ride annually hosts from 300 to 500 riders primarily from the Oklahoma, Texas, Arkansas, Missouri and Kansas Region.

Mudstock Mud Volleyball, held in June, is a family-fun event featuring music, food and a mud volleyball tournament for which the festival is named. This event has steadily grown in size to more than 2,500 people participating annually.

Port to Fort Adventure Race held at Three Forks Harbor in July is a three-person team or solo sprint adventure race with two distances, long and regular. The adventure race will test people’s swimming, trail running and paddling skills and off-road cycling on the Long Course, as well as some skills that won't be called upon until race day. This event is sure to test a person’s agility and challenge their endurance. Three Forks Harbor also offers a 5K Trail Run for those who only want to run.

Individuals can try their hand at building a cardboard boat with family and friends, complete with decorations and flair, or come out just to witness the handmade boats float around the Harbor at the River Rumba and Cardboard Boat Regatta, Aug. 26-27, 2016. Friday night, enjoy the parade of boats and the harbor party, then the following morning head out to the regatta. Watch as the boats race while the construction of each boat is tested. The River Rumba & Regatta is a great time for the whole family.

Take in stunning landscapes saturated in bold autumn colors while sipping warm cider to ward off the crisp fall air as you cruise down the waterway during the Fall Foliage Flotilla during the month of October. Rich hues of red, gold and orange leaves await on a fall foliage flotilla along the McClellan- Kerr Arkansas River Navigation System, departing from Three Forks Harbor and floating down river to the beautiful Robert S. Kerr Lake.
Three Forks Trail

Trail users will experience and benefit from the rejuvenating powers of moving water and the enjoyment of fresh air, exercise, and the natural surroundings of the Three Forks Trail. The five-mile wilderness trail runs along the banks of the McClellan-Kerr Arkansas River Navigation System and Grand River, connecting Three Forks Harbor with the Town of Fort Gibson, the Fort Gibson Historical Site, Fort Gibson River Park and the Jean Pierre Chouteau Trail at Steamboat Landing. This heavily-wooded property has a horseshoe shaped pond and a lookout area where the three rivers converge. One would expect such a picturesque trail to be crowded with users but, The Three Forks Trail is a hidden place. However, first-time visitors are often surprised to find that one can run/bike for miles without seeing another soul. Crowded with roots, rocks and sand, blessed with views of the Arkansas River, Three Forks Trail is a treasure to Northeastern Oklahoma.

The McClellan-Kerr Arkansas River Navigation System
The McClellan-Kerr Arkansas River Navigation System is a 445-mile navigation channel which begins at the confluence of the White and Mississippi Rivers. The McClellan-Kerr Arkansas River Navigation System crosses the state of Arkansas into Oklahoma traversing the state until it reaches the union of the Arkansas and Verdigris Rivers. There are 18 locks and dams along the system, creating a staircase from the Mississippi River to the Tulsa Port of Catoosa and seven upstream reservoirs which reinforce the locks and dams. The McClellan-Kerr Arkansas River Navigation System is primarily used to transport cargo to and from locations around the world via the ports of Oklahoma and Arkansas. It is well suited for shipping a variety of bulk, break bulk and liquid cargo including iron and steel, industrial minerals, asphalt, petroleum coke, molasses, fertilizer, grain and other agricultural products, coal and construction materials. This commercial navigable waterway is used to ship cargo globally to and from a 12 state region and serves as a major asset to bring new industries to Oklahoma for lower shipping costs in transporting 12 million tons of commodities annually, as well as providing 23,000 full and part-time jobs nationally.

The McClellan-Kerr Arkansas River Navigation System is a multi-use system providing not only navigation, but also recreation, hydropower, water supply, flood control, and fish and wildlife habitats and refuges. It is also used by thousands of outdoor enthusiasts who enjoy spending quality time in nature on the river. Whether it is a family fun boating or kayaking activity or an angler casting a line for the big catch, it doesn’t get any better in Oklahoma.