gridprims

Power plant · EIA plant code 69355

Half Moon Solar Plant

Operator
Duke Energy Florida, LLC
Location
Sumter, FL (county level only)
Balancing authority
Duke Energy Florida Inc (FPC)
Nameplate capacity
74.9 MW
Summer capacity
74.9 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
23,687 MWh
Capacity factor
21.6%

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

This plant is not in eGRID2023 (revision 2).

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 Half Moon Solar Plant
GeneratorTechnologyEnergy sourceNameplateOperating sinceStatus
HMSP1Solar PhotovoltaicSUN74.9 MW2025Operable · 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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