1. © ESI Ltd. Website Design Model Information (1)Model Information (1) Brief History of Modelling in the RegionBrief History of Modelling in the Region Model DriversModel Drivers Why model built (= focus and only real range of applicability)Why model built (= focus and only real range of applicability) Time PeriodTime Period Geology and LayeringGeology and Layering Regional Geology, not just modelRegional Geology, not just model Model Grid and LayeringModel Grid and Layering How many layers and what they are representing; resolutionHow many layers and what they are representing; resolution Initial conditionsInitial conditions May have warning of a run-in periodMay have warning of a run-in period

2. © ESI Ltd. Website Design Model Information (2)Model Information (2) Boundary conditionsBoundary conditions Rivers/streams, wells, no flow, ghb, springs,..Rivers/streams, wells, no flow, ghb, springs,.. Aquifer properties (K/T/VKD, S, Sy)Aquifer properties (K/T/VKD, S, Sy) Explain reasoning behind zoningExplain reasoning behind zoning RechargeRecharge Approach used, parameters that determine recharge ratesApproach used, parameters that determine recharge rates Model SensitivityModel Sensitivity Appreciation for key features and parameters in modelAppreciation for key features and parameters in model Model strengths, weaknesses and fitness for purposeModel strengths, weaknesses and fitness for purpose Enabling user to gauge the applicability of model or modificationsEnabling user to gauge the applicability of model or modifications Model custodian detailsModel custodian details

3. © ESI Ltd. Website Design Description of RunsDescription of Runs Default ScenariosDefault Scenarios Modified ScenariosModified Scenarios Links to glossary of MODFLOW termsLinks to glossary of MODFLOW terms Stress period, time step, GHB, …Stress period, time step, GHB, … Approach to compiling informationApproach to compiling information Use selected text from manualUse selected text from manual Minimise errorMinimise error Simplify auditingSimplify auditing SpeedSpeed