1. © 2009 Bentley Systems, Incorporated 1 | WWW.BENTLEY.COM 1. Ease of use EPANETWaterCADWaterGEMS Model Layout / Data Entry Graphs Tabular Reports Profiles Contours Element Symbology Pressure Zone Manager Network Navigator Export to Google Earth * ** * Available in the MicroStation platform only **Available In MicroStation and ArcGIS platforms Available LimitedNot Available

2. © 2009 Bentley Systems, Incorporated 2 | WWW.BENTLEY.COM 2. Modeling Elements EPANETWaterCADWaterGEMS Reservoir Tank Junction Pipe PRV, PSV, PBV, FCV, TCV, GPV Air valves at high points Hydropneumatic Tanks Isolation Valves Hydrants Variable Speed Pump Variable Speed Pump Battery Available LimitedNot Available

3. © 2009 Bentley Systems, Incorporated 3 | WWW.BENTLEY.COM 3. CAD, GIS Interoperability EPANETWaterCADWaterGEMS Database import/export Convert CAD to pipes Shapefile import / export Runs inside of ArcGIS Runs inside of AutoCAD * Runs inside of MicroStation Background CAD, shapefiles,.JPG Excel import/export Oracle, SQL import/export Import/Export EPANET files * Available at an additional cost Available LimitedNot Available

4. © 2009 Bentley Systems, Incorporated 4 | WWW.BENTLEY.COM 4. Model Building Tools EPANETWaterCADWaterGEMS Demand Allocation using meter data Demand Allocation using population Demand Allocation by land use or area Includes Average Demand Libraries? Includes Material Libraries? Terrain Elevation Extractor SCADA connection Network Skeletonization User-defined attributes Associate external files (photos, videos, etc) Available LimitedNot Available

5. © 2009 Bentley Systems, Incorporated 5 | WWW.BENTLEY.COM 5. Advanced Hydraulic Features EPANETWaterCADWaterGEMS Scenario Management Automated Fire Flow analysis Model Calibration (Genetic Algorithms) Pump scheduling Automated design and rehabilitation Criticality analysis and Flushing studies Source Tracking Leakage detection * Pressure Dependent Demands Pipe Renewal Planner (Asset Management) * Water Hammer Modeling ** * Available in WaterCAD as an Add-On ** Use same WaterCAD/WaterGEMS file in Bentley HAMMER® Available LimitedNot Available

6. © 2009 Bentley Systems, Incorporated 6 | WWW.BENTLEY.COM 6. Training and Technical Support EPANETWaterCADWaterGEMS 24/7 Technical support Virtual instructor-led training Virtual On-Demand training Local Classroom training Internet forums Knowledgebase Modeling Books, Textbooks Available LimitedNot Available