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Mérida II

Oil power plant in Yucatan, Mexico. Approximate location 20.927, -89.6878.

OilYucatanMexicoSteam

Mérida II is a 168 MW oil power station in Yucatan, Mexico. It is operated by CFE. Based on its capacity (estimated), it can supply roughly 126k homes (estimated). It ranks #148 of 366 Mexico power plants by installed capacity. Commissioned in 2026, it is around 0 years old — recently built. In context, oil supplies about 9.4% of Mexico's electricity; the national grid averages 474 gCO₂/kWh (25.9% low-carbon) (2025).

168Source-backed capacity
126,144homes powered (est.)
2026commissioned (~0 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id MEX0001836.

Data status

Known data

FacilityMérida II WRI
CountryMexico · Yucatan WRI
Coordinates20.927, -89.6878 WRI
FuelOil WRI
MW installed capacity168 MW WRI source record; scope not independently normalised
OwnerCFE WRI
Commissioned2026 WRI
TechnologySteam WRI

Calculated from dataset

CO₂ emissions331,128 t CO₂/yr calculated
Capacity rank in country#148 of 366 calculated
Fuel-specific rank in country#18 of 27 calculated
Capacity vs country/fuel peers0.56× · 300 MW median · 27 peers calculated
Homes-powered equivalent126,144 calculated
Climate26.0°C · HDD 0 derived from coordinates
Environmental severityC5 · 48/100 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.

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 tracker 2026 (location L100001020828); fuel: WRI source-record fuel

In context: how this plant compares

At 168 MW, Mérida II is below the median oil plant in Mexico (300 MW). Technically it is described as Steam. Oil-fired plants burn heavy fuel oil or diesel, usually as peaking or backup capacity on islands and grids without gas pipelines; high fuel cost keeps their utilisation low.

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

Capacity vs largest oil plants in Mexico

Adolfo López Mateos (Tuxpan): 2,100 MW2kAdolfo Lóp…Francisco Pérez Ríos (Tula): 1,606 MW2kFrancisco …Manuel Álvarez Moreno (Manzanillo): 1,300 MW1kManuel Álv…Villa de Reyes: 700 MW700Villa de R…Puerto Libertad: 632 MW632Puerto Lib…José Aceves Pozos (Mazatlán II): 616 MW616José Aceve…Salamanca: 550 MW550SalamancaAltamira: 500 MW500Altamira

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

Owner

Operated by CFE. All plants by this company →

Local climate & thermal context

This oil plant burns oil or diesel to drive turbines or reciprocating engines. It sits in a tropical savanna climate (Köppen Aw) — Northern Hemisphere, latitude 20.9°N — which shapes how much energy it can produce and how its output varies through the year.

26.0°Cannual mean temp
0heating degree-days (base 18°C)
2,936cooling degree-days (base 18°C)
13 melevation

Monthly mean temperature

J: 23 °CJF: 24 °CFM: 26 °CMA: 27 °CAM: 29 °CMJ: 28 °CJJ: 27 °CJA: 27 °CAS: 27 °CSO: 26 °CON: 25 °CND: 23 °CD29 °C

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.

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.

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)
48/100environmental-severity index
5.9°Cseasonal temperature swing
36 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 #18 largest oil power plant of 27 in Mexico by capacity.

Mexico has 27 oil power plants in this dataset, together about 12,022 MW of capacity.

Nearby power plants

Location

Coordinates 20.927, -89.6878 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Mérida II?

Mérida II is a 168 MW source-record oil power plant in Yucatan, Mexico, commissioned in 2026.

How many homes can Mérida II power?

Its output is enough to supply roughly 126,144 homes (estimated).

Who operates Mérida II?

Mérida II is operated by CFE.

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