London Basin Groundwater Model Update

Produce an update to the conceptual model to reflect up to date information and knowledge that has become available since earlier phases of groundwater modelling completion, plus changes in abstractions, • Run the following model scenarios: o ‘Historical scenarios’ / calibration of the updated model to match up until December 2019 data, involving multiple model runs; o Generate additional/four standard scenarios for the same period. • Undertake a review of source protection zones (SPZs) for the North Downs area.