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Byllesby 2

Hydro power plant · Carroll County, Virginia

Nameplate capacity
22 MW
Rank in Virginia
#96
of 261 plants
In service since
2012
January 2012

Details

Primary fuel
Hydro
Technology
Conventional Hydroelectric
Operator
Appalachian Power Co
County
Carroll County
Generating units
4
Share of state capacity
0.07%
Rank among hydro plants in Virginia
#6 of 24
EIA plant code
3773

Generating units

Individual generating units at Byllesby 2
UnitTechnologyNameplateSummerOnlineStatus
1Conventional Hydroelectric5.4 MW7.9 MW2012Operating
2Conventional Hydroelectric5.4 MW7.9 MW2012Operating
3Conventional Hydroelectric5.4 MW7.9 MW2012Operating
4Conventional Hydroelectric5.4 MW7.9 MW2012Operating

Nameplate is the maximum rated output; summer capacity is what the unit can reliably deliver on a hot day, which is typically lower.

Similarly sized plants in Virginia

About this data

From EIA’s inventory of operable generators, May 2026 release. Capacity is nameplate — the maximum rated output of the equipment, not what the plant actually generates over a year, which depends on how often it runs. A 22 MW solar plant and a 22 MW nuclear plant have the same entry here and produce very different amounts of electricity.

“In service since” is the earliest in-service date among the units still listed, so a site rebuilt around newer equipment can read as younger than the site itself. All Virginia power plants · What Virginia actually generates