Join UGRA for the 17th Annual River Clean Up at Flat Rock Park from 8am-Noon. The first 300 registered volunteers will receive a free River Clean-Up T-shirt, so sign up today. There will also be free food, prizes, and raffle items, too. Volunteers will work throughout Kerr County to remove trash from swimming holes, water crossings, drainage ditches, creek beds, and roadways. Participants also enjoy exhibits by the Texas Parks and Wildlife Department, Hill Country Master Naturalists, Hill Country Master Gardeners, Hill Country Fly Fishers, Bring Back the Monarchs to Texas, Be a Pollinator Champion, Riverside Nature Center, Texas Commission on Environmental Quality, and UGRA.