 "WSP West" operates out of a police station on the River Havel at Spandau, "WSP Mitte" operates from a station at the junction of the River Spree and the Charlottenburg Canal, and "WSP Ost" operates from a station on the River Spree at Treptow.The Brandenburg WSP is responsible for patrolling the inland waterways of the state of Brandenburg, and forms part of the Brandenburg State Police.It operates from nine bases, located at Brandenburg, Eisenhüttenstadt, Erkner, Hohensaaten, Lehnitz, Potsdam, Spreewald, Wittenberge and Zeuthen.