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Wirtschaftsbetrieb Mainz (AÖR)
In Mainz! For Mainz! Wirtschaftsbetrieb Mainz!

4th purification stage

Funding has been secured. Feasibility and legal issues have been resolved, and policymakers have given the green light. The path forward for the fourth treatment stage at the Mainz wastewater treatment plant is clearly mapped out, and construction is in full swing. The facility is scheduled to begin operations in 2027.

View of the Mainz sewage treatment plant
The Mainz wastewater treatment plant in the Mombach district

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