Saturday, August 24, 2019

Solar Comes to Groveton NH




I attended a briefing up in Coos County about plans to build a 5 Megawatt solar power plant just outside of Groveton.  Present were Bennie Lamontagne from the department of business and economic affairs, Senator David Starr, Tara Giles from Salmonpress, and Barry Normandeau of Normandeau Trucking.   Tom Wemyss of Pure Point Energy gave the briefing.  He showed maps.  They already own a 600 acre site on the east bank of the river (Groveton is on the west bank) of which they plan to clear some 60 acres to make room for the solar panels.  The solar arrays will be mounted on solar tracking bases to improve power output.  The topography is such that the solar array will not be visible from the roads which will preserve the up country ambiance of the area.  There is a big Eversource substation close by to accept power to the ISO New England grid.  At one point Tom Wemyss mentioned selling power in Groveton for 8 cents a kilowatt hour.  That sounded good to me, since I am paying 20 cents a kilowatt hour in Franconia. 
    The project is waiting for the NH Legislature to authorize net metering for operations as large as 5 Megawatts.  Right now net metering is limited to plants no larger than 1 Megawatt.  Costs to install are roughly the same for large or small solar plants.  A five Megawatt plant can make enough revenue to justify construction, a smaller plant cannot.  There is a bill, HB365, to raise the net metering threshold to 5 Megawatts.  We passed it thru both House and Senate this spring.  Unfortunately the governor vetoed it.  A veto override will be voted upon in September. 
   Assuming a successful veto override, they have to do some more paperwork with DES and others.  Funding is in hand and construction could start next summer. 

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