Energy Storage in the Caribbean

This page keeps a running list of megawatt-scale energy storage installations in the Caribbean, with capacities and status as published by the owners, utilities, regulators and news reports listed under Sources. Last updated: October 2026.

Jump to: The Bahamas · Barbados · Bermuda · Bonaire · Cayman Islands · Cuba · Curaçao · Dominican Republic · Grenada · Guadeloupe · Jamaica · Martinique · St. Eustatius · St. Vincent and the Grenadines · US Virgin Islands · Projects in the pipeline

The Bahamas

Chub Cay battery microgrid, Bahamas
Chub Cay microgrid (Solar Builder)
InstallationPowerEnergyTechnologyApplicationCommissionedCost
Chub Cay Resort microgrid4 MW10 MWhLithium-ionMicrogrid2021—
Ragged Island microgrid (BPL)—1,336 kWhBatteryMicrogridBattery commissioning delayed—
Microgrid battery250 kW500 kWhLithium-ionMicrogrid2017—
Microgrid battery—4 MWhLead-acidMicrogrid2010—

Barbados

BL&P battery storage, Barbados
BL&P battery storage
InstallationPowerEnergyTechnologyApplicationCommissionedCost
BL&P battery5 MW20 MWhLithium-ionGrid-connected2018US$10 million

Bermuda

BELCO battery storage, Bermuda
BELCO battery storage
InstallationPowerEnergyTechnologyApplicationCommissionedCost
BELCO battery10 MW5.5 MWhLithium-ionGrid-connected2019—

Bonaire

Battery storage, Bonaire
Battery storage, Bonaire
InstallationPowerEnergyTechnologyApplicationCommissionedCost
Grid battery6 MW6 MWhLithium-ionGrid-connected2019—
Grid battery3 MW—Nickel-basedGrid-connected2010—

Cayman Islands

InstallationPowerEnergyTechnologyApplicationCommissionedCost
CUC Hydesville and Prospect substations20 MW (2 × 10 MW)20 MWh (2 × 10 MWh)Battery (Wärtsilä)Grid-connected2024—

Cuba

InstallationPowerEnergyTechnologyApplicationCommissionedCost
Cotorro substation, Havana50 MW—BatteryGrid-connected2026—

Curaçao

Aqualectra battery storage plant, Curaçao
Aqualectra battery storage, Hòfi Mooi (Curaçao Chronicle)
InstallationPowerEnergyTechnologyApplicationCommissionedCost
Aqualectra, Hòfi Mooi25 MW45 MWhBattery (Wärtsilä)Grid-connected2025—

Dominican Republic

InstallationPowerEnergyTechnologyApplicationCommissionedCost
AES Dominicana, Andrés10 MW30-minute ratingLithium-ionGrid-connected2017—
AES Dominicana, Los Mina DPP10 MW30-minute ratingLithium-ionGrid-connected2017—

Grenada

InstallationPowerEnergyTechnologyApplicationCommissionedCost
Off-grid battery——Lithium-ionOff-grid2010—

Guadeloupe

InstallationPowerEnergyTechnologyApplicationCommissionedCost
KISS battery5 MW30-minute ratingLithium-ionGrid-connectedIn service by 2024—

Jamaica

JPS hybrid energy storage system, Jamaica
JPS hybrid energy storage system
InstallationPowerEnergyTechnologyApplicationCommissionedCost
JPS hybrid storage, Hunts Bay24.5 MW16.6 MWhFlywheel (3 MW / 49.5 MWs) and lithium-ion (21.5 MW / 16.6 MWh)Grid-connected2019US$27 million

Martinique

InstallationPowerEnergyTechnologyApplicationCommissionedCost
EDF Novagrid, Le Lamentin5 MW—BatteryGrid-connected2021—
Grand-Rivière wind farm (GRESS)—5.3 MWhBatteryWind smoothing2019—

St. Eustatius

InstallationPowerEnergyTechnologyApplicationCommissionedCost
STUCO solar park1 MW5.9 MWh after 2017 expansionLithiumMicrogrid2016—

St. Vincent and the Grenadines

InstallationPowerEnergyTechnologyApplicationCommissionedCost
Union Island microgrid0.6 MW0.637 MWhLithium-ionMicrogrid2019—

US Virgin Islands

InstallationPowerEnergyTechnologyApplicationCommissionedCost
WAPA, Randolph Harley Power Plant, St. Thomas9 MW18 MWhBattery (Wärtsilä)Grid-connected2024—

Projects in the pipeline

Commissioning, under construction or contracted

TerritoryProjectSizeStatus
ArubaWEB Aruba / Wärtsilä35 MW / 70 MWhEPC contract signed October 2026
BahamasBPL / Wärtsilä, Blue Hills Power Station25 MW / 27 MWhContracted 2021
GuadeloupeTotalEnergies / Entech8 MW / 8 MWhCommissioning planned H1 2027
GuyanaGUYSOL solar-plus-storage, Linden and Essequibo22 MWh and 12 MWhLinden works due to finish Q1 2027
MartiniqueGRESS 2 & 3 wind farm, Macouba10 MWhCommissioning scheduled November 2026
Puerto RicoAES Puerto Rico, Guayama110 MW / about 440 MWh, with 80 MW solarEnergized for testing September 2026
Puerto RicoGenera PR / Tesla Megapack at six power plants430 MW / 1,720 MWhFull deployment expected 2027
St. VincentVINLEC / Smart Energy7.5 MW / 15 MWhContract awarded
US Virgin IslandsFortuna Solar Farm, St. Thomas25 MWCompletion expected late 2026

Approved, tendered or planned

TerritoryProjectSizeStatus
AnguillaANGLEC solar PV and battery storage—US$23.73 million secured from the Caribbean Development Bank
BarbadosBL&P battery application; government procurement15 MW approved of 90 MW requested; 60 MW procurementFTC decision May 2024
BelizeBEL San Pedro battery; government solar-plus-storage project10 MW (part of a 40 MW plan); 40 MW solar + 20 MW / 80 MWhIn development
CubaThree further batteries (Havana, Cueto, Bayamo)200 MW in total with CotorroPlanned
Dominican RepublicETED call for interestUp to 600 MW / 1,200 MWhGovernment targets at least 800 MW of storage by 2028
Puerto RicoBatteries at Arecibo and Santa Isabel220 MWUS$489 million DOE loan closed August 2026
St. KittsSKELEC Basseterre Valley solar-plus-storage RFP30.5 MW / 30.5 MWh with 50 MW solarRFP issued March 2026

Sources

Other trackers: Solar PV · Wind · Hydro · Microgrids · Geothermal · RE Map

Compiled from utility, regulator, developer and government sources, with press reports where noted. Last checked: October 2026. Spotted an error or a newer project? Let me know.