Team Killian at H2Ozarks Golf Classic. H2Ozarks is a nonprofit organization that works to preserve the water quality of upper White River watershed, located in Southwest Missouri and Northwest Arkansas, which includes the rivers, streams and four major impoundments: Beaver, Table Rock, Taneycomo and Bull Shoals Lakes. This important organization strives to protect the Upper White River Basin lakes and watershed through monitoring, research, public policy, outreach, and education.