Rainfall-runoff modelling and waterbody compatibility assessment for the Ellebach

Summary

Wasserverband Eifel-Rur is procuring a new rainfall-runoff model for the Ellebach catchment, covering approximately 116 km², and a waterbody compatibility assessment under DWA-M 102-3 using NASIM version 5.x or later. The work includes current, forecast, remediation and potentially natural model states, model calibration, hydrological and pollutant assessments, and a remediation measures concept for the lower Ellebach. Optional work covers the upper reach assessment and measures concept; deliverables include reports, model files and relevant geospatial data. The planned work period is 12–14 months, and the procurement is not divided into lots.