The water treatment plant is a sewage dumping system. It is unlocked after meeting the Big City milestone.
Please don't get mistaken with Water pumping station.
Description[]
Don't want to pump raw sewage into bodies of water? You can build a water treatment plant to reduce the environmental impact of the city. Purifies 85% of the pollution in sewage.
It's better to replace it with sewer pumps.
Gallery[]
See also[]
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