The Present Project Concerns An Additional Treatment Step On The Wwtp Amstelveen That Achieves An Improvement In The Water Quality Of The Amstel, Through Better Effluent Quality. To Achieve This, The Technical Objectives For The Entire Purification, Including Expansion As Follows: - Removal Of Micro -Contaminants Of At Least 80 % Compared To The Waste Water That Comes In On The Wwtp (For The Subsidy From The Ministry Of Infrastructure And Water Management, A Purification Performance Of At Least 80 %) Applies; - Far -Reaching Nutrient Removal In Relation To Current Effluent Quality: - Primarily The Far Possible Removal Of Phosphorus (P) Is Important; The Effluent Will In Any Case Contain No More Than 0.25 Milligrams Of Phosphorus Per Liter Of Waste Water (On The Basis Of On The Basis Of Progressive Annual Average); - The Removal Of Nitrogen (N) Is Important Because Of The Ratio Between Nitrogen And Phosphorus On The Amstel And In Amsterdam, And Because Nitrogen Plays An Important Role In The Brackish Water Of The North Sea Canal And The Coastal Zone; The Average Effluent Concentration Of Nitrogen In A Year Of Advancing Is No More Than 5 Milligrams Per Liter Of Waste Water; This Achieves A Reduction For The Benefit Of North Sea Canal And Coastal Zone And Does Not Increase The Ratio Between Nitrogen And Phosphorus In The Amstel; - Realization Disinfection Step Up To 1,800 Cve E.Colli /Dl To Promote Swimming Water Quality In The Amstel. To Achieve These Objectives, An Expansion Of The Existing Wwtp Is Required.
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