River Otter, Devon River Otter, Devon The River Otter rises in the Blackdown Hills just inside the county of Somerset, England near Otterford, then flows south for some 32 km through East Devon to the English Channel at the western end of Lyme Bay, part of the Jurassic Coast, a UNESCO World Heritage Site. The Permian and Triassic sandstone aquifer in the Otter Valley is one of Devon's largest groundwater sources, supplying drinking water to 200,000 people. The river's source is north of Otterford, where a stream feeds the Otterhead Lakes: and then through Churchstanton before entering Devon. The river flows through a
East Devon AONB Rural Affairs), East Devon District Council and Devon County Council. Through ventures such as community projects and project grants East Devon AONB Partnership helps to conserve and manage the East Devon AONB. East Devon AONB East Devon Area of Outstanding Natural Beauty (AONB) covers over of the East Devon countryside (England). This countryside includes eighteen miles (29 km) of Heritage coastline. The designated area covers: twenty-nine parishes and borders the coastal towns of Exmouth, Seaton and Sidmouth but includes the entire resort of Budleigh Salterton. East Devon has two AONBs within its catchment area which includes the Blackdown Hills (designated