RockyHydro - Affordable Custom Hydroelectric Systems

 Our Free Micro-Hydro Calculator

Use to calculate:

  • Power or watts your stream can produce
  • Necessary pipe diameter for your penstock  (based on Hazen-Williams pipe-friction formulas)
  • Amount of money you'll save by generating your own electricity
  • Number and size of nozzles
  • Motor output (volts and either watts or amps) per RPM
  • Which generator/turgo combo is right for your site

   The calculator is in Microsoft Excel format.  If you have Microsoft Office, you should have Excel.  The calculator is very easy to use and to understand. 


IF you do not have Microsoft Excel please contact us and we can run the numbers for you!