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Date of Construction -  
      Power House:  1921
      Stone dam and canal:   installed 1899, repaired 1981 and 2007
      Mechanical equipment and switchgear:  installed 1981, rebuilt 2007

Dam -
      Granite stone blocks
      19 ft water-level drop
      Diverts water to canal
      Four head gates control water flow to canal

Regulatory -
      FERC Exemption ID #4440
      Qualifying facility

Generation Capacity -
      400 KW rating
      Unit 1 installed, 192 KW rated capacity at 0.8 pf
      Unit 2 acquired and waiting for installation, 75 KW rated capacity at 0.8 pf

Equipment -
      Vertical axis Francis turbine (30Z)
      GE synchronous generator, 2300 Volts, 3 phase, 60 Hz
      Switchgear with protective relays and breakers
      Transfomer, 2007, 500KVA, 3 phase, 25 KV pri 2.3 KV sec
      1.8 mile powerline with right of way, cleared and repaired 2007-2008
      All new metal gates installed within last 2 years
      Chain hoists for canal gates and head gates
      Turbine rebuilt in 2007
      2 ton hydraulic track crane
      3 ton traveling crane in powerhouse
      Numerous hand and electric tools

Power Production -
      Facility achieved full operations in late 2008
      Current configuration, projected: 1,000,000 kWHr/Year
      With 2nd generator installed, projected: 1,300,000 kWHr/Year

River Flow -
      Watershed area = 194 square miles
      Average flow = 277 cfs, Median flow = 168 cfs
      Link to upstream USGS gaging station (Rockfish River @ Greenfield, VA Station# 02028500)

 

 

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