gridprims

Power plant · EIA plant code 3780

Smith Mountain

Operator
Appalachian Power Co
Location
Pittsylvania, VA (county level only)
Balancing authority
PJM Interconnection, LLC (PJM)
Nameplate capacity
547.5 MW
Summer capacity
586 MW

U.S. Energy Information Administration · Annual Electric Generator Report (Form EIA-860) · data for 2025 · as of Sep 10, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

Generation in 2025

Net generation
-86,836 MWh
Capacity factor
Net consumer of energy

Capacity factor is net generation divided by nameplate capacity times the hours each generator was in service that year, counted by month.

U.S. Energy Information Administration · Power Plant Operations Report (Form EIA-923) · data for 2025 · as of Sep 11, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

Emissions

eGRID2023 (revision 2) reports no carbon dioxide for this plant.

Emissions are for 2023, the newest eGRID year. Generation is for 2025, the newest EIA-923 year.

U.S. Environmental Protection Agency · Emissions & Generation Resource Integrated Database (eGRID) · data for 2023 · as of Jun 16, 2025 · retrieved Oct 31, 2026 · CC-BY-4.0

Generators

Generators at Smith Mountain
GeneratorTechnologyEnergy sourceNameplateOperating sinceStatus
1Hydroelectric Pumped StorageWAT66 MW1965Operable · As of September 2026 (EIA-860M): (OP) Operating
2Conventional HydroelectricWAT150.1 MW1965Operable · As of September 2026 (EIA-860M): (OP) Operating
3Hydroelectric Pumped StorageWAT115.3 MW1980Operable · As of September 2026 (EIA-860M): (OP) Operating
4Conventional HydroelectricWAT150.1 MW1966Operable · As of September 2026 (EIA-860M): (OP) Operating
5Hydroelectric Pumped StorageWAT66 MW1966Operable · As of September 2026 (EIA-860M): (OP) Operating

U.S. Energy Information Administration · Monthly Update to the Annual Electric Generator Report (Form EIA-860M) · data for 2026-09 · as of Oct 23, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

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