Riparian area means that area within 100 feet of the mean highwater mark of a waterway.
An area with distinctive soils and vegetation between a stream, or other body of water, and the adjacent upland area consisting of vegetation that requires free, or unbound, water for survival.
An area of land directly influenced by water. An ecosystem that is transitional between land and water ecosystems. Riparian areas usually have visible vegetative or physical characteristics reflecting the influence of water. River sides, lake borders, and marshes are typical riparian areas.
Riparian Area has been defined 6 different ways in documents like Comprehensive Basin Planning Glossary, Glossary of Terms - Yosemite National Park, Glossary of Stream Restoration Terms, and 3 more.