Illinois River

The Upper Illinois River Water Trail stretches 15.5 miles from Chamber Springs in Arkansas to WOKA Whitewater Park in Oklahoma, opening paddling access across state lines for the first time.

An artesian spring in a woodland sanctuary protected by the nonprofit Illinois River Watershed Partnership in Cave Springs illustrates an important lesson on downstream ecology.

The northeastern Oklahoma conservation group Save the Illinois River claims inadequate wastewater treatment in northwest Arkansas threatens downstream…

A new 30-acre whitewater park is coming to the Arkansas-Oklahoma border just south of Siloam Springs. The WOKA Whitewater Park will be constructed on the…