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Siba power station

Gas power plant in Santo Domingo, Dominican Republic. Approximate location 18.45692, -69.62015.

GasSanto DomingoDominican RepublicOCGT

Siba power station is a 210 MW gas power station in Santo Domingo, Dominican Republic. It is operated by Empresa Generadora de Electricidad Haina SA [34%]; Soluciones en Gas Natural SA. Based on its capacity (estimated), it can supply roughly 237k homes (estimated). It ranks #9 of 30 Dominican Republic power plants by installed capacity. Commissioned in 2023, it is around 3 years old — recently built. In context, gas supplies about 26.8% of Dominican Republic's electricity; the national grid averages 537 gCO₂/kWh (23.8% low-carbon) (2025).

210MW installed capacity
236,520homes powered (est.)
2023commissioned (~3 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id GOGPT_siba_domini.

Data status

Known data

FacilitySiba power station GEM-GOGPT
CountryDominican Republic · Santo Domingo GEM-GOGPT
Coordinates18.45692, -69.62015 GEM-GOGPT
FuelGas GEM-GOGPT
MW installed capacity210 MW GEM · 2026 · L100000408628; operating plant capacity
OwnerEmpresa Generadora de Electricidad Haina SA [34%]; Soluciones en Gas Natural SA GEM-GOGPT
Commissioned2023 GEM-GOGPT
TechnologyOCGT GEM-GOGPT

Calculated from dataset

CO₂ emissions331,128 t CO₂·a⁻¹ calculated
Capacity rank in country#9 / 30 calculated
Fuel-specific rank in country#6 / 12 calculated
Capacity vs country/fuel peers1.00× · 210 MW · n=12 calculated
Homes-powered equivalent236,520 calculated
Environmental severityC5 · 47/100 derived from coordinates

Not available

GWh reported / yrNot available not in dataset

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Capacity provenance

The public capacity above is the current source-record value. A 2026 tracker candidate lists 210 MW for Siba power station, but it is not used as the public primary value until scope is verified (unit vs operating vs installed/project total).

Data provenance

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: GEM · 2026 · L100000408628; fuel: GEM GOGPT

In context: how this plant compares

At 210 MW, Siba power station is around the median gas plant in Dominican Republic (210 MW). Technically it is described as OCGT. Gas plants burn natural gas either in open-cycle turbines for fast peaking, or in combined-cycle units that recover exhaust heat in an HRSG to reach roughly 55–62% efficiency — the cleanest-burning fossil option.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

Capacity vs largest gas plants in Dominican Republic

Manzanillo Energy power station: 840 MW840Manzanillo…Manzanillo Power Land power station: 432 MW432Manzanillo…Los Mina power station: 359 MW359Los Mina p…AES Andres: 319 MW319AES AndresBoca Chica power station: 258 MW258Boca Chica…Siba power station: 210 MW210Siba power…Powership Azua power station: 177 MW177Powership …Estrella del Mar III power station: 150 MW150Estrella d…

Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by Empresa Generadora de Electricidad Haina SA [34%]; Soluciones en Gas Natural SA.

Climate zone & how it works

This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a tropical savanna climate (Köppen Aw) — Northern Hemisphere, latitude 18.5°N — which shapes how much energy it can produce and how its output varies through the year.

~26°Ctypical annual mean
~29°Ctypical warm-season mean
Tropical savanna: warm all year, with distinct wet and dry seasons

Climate zone & typical temperatures: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).

Site climate & environmental severity

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 an aggressive, high-corrosion environment (estimated ISO 9223 class C5 — Very high), with marine salt corrosion the leading environmental stress.

C5ISO 9223 corrosivity (indicative)
47/100environmental-severity index
3.1°Cseasonal temperature swing
21 kmdistance to coast

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.

How it compares & nearby plants

The #6 largest gas power plant of 12 in Dominican Republic by capacity.

Dominican Republic has 12 gas power plants in this dataset, together about 3,103 MW of capacity.

Nearby power plants

Location

Coordinates 18.45692, -69.62015 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Siba power station?

Siba power station is a 210 MW gas power plant in Santo Domingo, Dominican Republic, commissioned in 2023.

How many homes can Siba power station power?

Its output is enough to supply roughly 236,520 homes (estimated).

Who operates Siba power station?

Siba power station is operated by Empresa Generadora de Electricidad Haina SA [34%]; Soluciones en Gas Natural SA.

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