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  • Extreme negative pressures and hydraulic grades

    Hello, I have imported a model into WaterGEMS and entered as much info as I have from the client. When I run the model, I am getting some very extreme negative pressures and hydraulic grades. The areas of the model in question are at high points in…
  • Potable Water Distribution Design for communities - use of PRV's

    Hi all, I have a general question on the use of PRV's at individual services for a "closed" distribution system, i.e. pumps directly draw from a treated reservoir and feed to end-users with no elevated/pressure tank and storage elsewhere. I have come…
  • Hammer Analysis in Raw Water Transmission System

    I'm trying to evaluate the need for surge protection at new well locations in a raw water transmission system. I have a network of 6 wells all pumping to the water treatment plant. I'm new to Water Hammer and surge analysis so I'm just looking for some…