Before revision: Explanation 225px|A picture of California's Sacramento-San Joaquin River Delta, with Suisun Bay at left-center and the Carquinez Strait at far left River deltas typically form on flat, coastal floodplains ; the narrow end located at the point where a river fans out and deposits sediment in a region extending outward into the body of water which the river empties.
After revision: Explanation 225px|A picture of California's Sacramento-San Joaquin River Delta, with Suisun Bay at left-center and the Carquinez Strait at far left River deltas typically form on flat, coastal floodplains : the narrow end located at the point where a river fans out and deposits sediment in a region extending outward into the body of water which the river empties.