Annual mean values of pollutant concentrations in the supply and flow of the wastewater treatment plant Köhlbrandhöft/Dradenau. These are the following parameters: CSB, BSB5, NH4-N, Nanorg, ntotal, PO4-P, Ptotal, AOX, Pb, Cd, Cr, Cu, Ni, Hg and Zn for the years 2005-2020. All further information on the figures can be found on the page “Wastewater disposal in Hamburg” (https://www.hamburg.de/fhh-permalink/134918/) and especially in the respective wastewater — situation report (https://www.hamburg.de/abwasser-downloads/).
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