Solar power plant in Vieux-Fort, Saint Lucia. Approximate location 13.7381, -60.961.
SolarVieux-FortSaint Lucia
Vieux Fort is a 3 MW solar power plant in Vieux-Fort, Saint Lucia. Based on its capacity (estimated), it can supply roughly 1.3k homes (estimated). It ranks #1 of 1 Saint Lucia power plants by installed capacity. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, solar supplies about 2.5% of Saint Lucia's electricity; the national grid averages 650 gCO₂/kWh (2.5% low-carbon) (2024).
Plant data: WRI Global Power Plant Database (CC BY 4.0), id WKS0067371.
Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.
The capacity and/or fuel fields on this page include a source-backed provenance label from GEM, an official registry, Wikidata, OSM, or a cross-source match.
capacity: Wikidata P2109 nameplate capacity; fuel: WRI source-record fuel
Solar PV converts sunlight directly into electricity with no moving parts or fuel; output varies by time of day and weather, so it pairs with storage or flexible backup.
Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.
This solar plant converts sunlight directly into electricity with photovoltaic panels. It sits in a tropical rainforest climate (Köppen Af) — Northern Hemisphere, latitude 13.7°N — which shapes how much energy it can produce and how its output varies through the year.
Monthly mean temperature
This site has effectively no heating season (tropical/equatorial climate), so winter heat loss is not the driver here. The thermal concern shifts to year-round process heat and humidity/heat-driven corrosion of hot equipment.
Solar PV loses ~0.35%/°C above 25°C cell temperature — roughly 0.6% at warm-season highs here (estimate).
Climate normals: WorldClim 2.1 (1970–2000 monthly normals, 10 arc-min, CC BY 4.0); zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid). Degree-days & heat-demand index computed by PowerAtlas — a modelled heat-demand proxy, not a measured site figure.
For a plant’s outdoor hardware — heat-recovery steam generators (HRSG), expansion joints, valves, flanges and their insulation — the local climate sets how fast unprotected steel and coatings degrade. This site sits in a corrosive environment (estimated ISO 9223 class C4 — High), with humidity / wetness the leading environmental stress.
Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.
Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.
Saint Lucia has 1 solar power plant in this dataset, together about 3 MW of capacity.
Coordinates 13.7381, -60.961 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.
Vieux Fort is a 3 MW source-record solar power plant in Vieux-Fort, Saint Lucia.
Its output is enough to supply roughly 1,276 homes (estimated).
