Water treatment plant

* Water processing plant, a building within Megaton in Fallout 3.
* Wastewater treatment plant, a location in the Divide in the Fallout: New Vegas add-on Lonesome Road.
* Weston water treatment plant, a location in the western part of the Commonwealth in Fallout 4.
* Tygart water treatment, a location in the Forest region of Appalachia in Fallout 76.
* Water treatment, a room in Fallout Shelter.
* Jericho water plant, a building in New Canaan in Van Buren.