5.5 MW BESS operating in Hamilton, FL — Duke Energy Florida Inc
5.5 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2022
Operating Since
Coordinates
30.6038, -83.0981
County
Hamilton, FL
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Duke Energy Florida, LLC | Duke Energy Florida | — |
| Owner(s) | Duke Energy Florida, LLC | Duke Energy | — |
| Status | Operating | — | — |
The Jennings Energy Storage Facility is a 5.5 MW battery energy storage system (BESS) located in Hamilton County, Florida. The plant, which began operating in 2022, is owned and operated by Duke Energy Florida, LLC, a subsidiary of Duke Energy. It consists of a single generator utilizing lithium-ion battery (LIB) chemistry. The facility has a storage capacity of 5.5 MWh, providing a duration of 1 hour at its full power output.
Jennings Energy Storage Facility operates within the Duke Energy Florida Inc balancing authority, in the SERC NERC region. According to available data, the plant's power purchase agreement (PPA) price is $8.65 per MWh. The plant is ranked as the 14th largest of 16 energy storage facilities in Florida, and 949th nationally out of 1205 such facilities. The plant's primary fuel is electricity (MWH), indicating it charges from the grid.
Generated from EIA, GEM, and public data sources
NERC Region
SERC
Balancing Authority
Duke Energy Florida Inc
Grid Voltage
12.47 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
−12 MWh
Net Charging
-122 MWh
Annual Net Energy
-0.3%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
$10.3/MWh
PPA Price
Duke Energy Florida, LLC
Contract Seller
Per-Unit Cost Trends
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
Duke Energy Progress, LLC, Duke Energy Carolinas, LLC; Notice of Application of Transfer of License and Soliciting Comments, Motions To Intervene, and Protests
Duke Energy Progress, LLC; Duke Energy Carolinas, LLC; Notice of Application of Transfer of License and Soliciting Comments, Motions To Intervene, and Protests
Duke Energy Progress, LLC; Duke Energy Carolinas, LLC; Notice of Application of Transfer of License and Soliciting Comments, Motions To Intervene, and Protests
Duke Energy Progress, LLC; Duke Energy Carolinas, LLC; Notice of Application of Transfer of License and Soliciting Comments, Motions To Intervene, and Protests
Last updated 2026-03-25
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