Warsaw Water Filters

Warsaw Water Filters, also known as Lindley's Filters (Polish – "Filtry Lindleya"), is one of three Warsaw waterworks, and is located in Ochota between Koszykowa, Krzywickiego, Filtrowa and Raszyńska streets.

Basic materials used while building Filters were waterproof bricks, granite and sandstone.

In the beginning, the system was divided into: Upper Town – supplied by water from a water tower situated in the Filters' area Lower Town – supplied by water straight from slow sand filters (in the Powiśle and Praga districts) The Warsaw waterworks system consisted of Filters Station (Filtry Lindleya) and River Pump Station of Central Waterworks Institute, from which water was extracted and transported to Filters Station.

[2] Water was carried from a pumping station to slow filters, some chambers were (Imhoff tanks) processing the sewerage.

The main buildings were massively damaged during the Second World War and much of the filtering equipment was stolen by German soldiers.