Located entirely in the civil parish of Hailsham, Sackville Sewer rises from Pevensey Mill Stream just south of the civil parish of Herstmonceux and flows southwesterly. It eventually turns briefly northerly before flowing a westerly course into Bowley Sewer, fronting an undesignated road.[3]
References
^Pevensey and Cuckmere Water Level Management Board (30 October 2017). "Works Programme for 2017/18"(PDF). Water Management Alliance. p. 1. Retrieved 12 November 2022.