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Ilo 2

Gas power plant in Moquegua, Peru. Approximate location -17.778, -71.1859.

GasMoqueguaPeruOCGT

Ilo 2 is a 135 MW gas power station in Moquegua, Peru. It is operated by Energía del Sur S.A.. Based on reported annual generation of 248 GWh, it can supply roughly 71k homes. It ranks #22 of 40 Peru power plants by installed capacity. Commissioned in 2013, it is around 13 years old — relatively modern. In context, gas supplies about 36.1% of Peru's electricity; the national grid averages 238 gCO₂/kWh (63.6% low-carbon) (2025).

135Legacy source-record capacity
248GWh reported / yr
70,857homes powered
2013commissioned (~13 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1022064.

Data status

Known data

FacilityIlo 2 WRI
CountryPeru · Moquegua WRI
Coordinates-17.778, -71.1859 WRI
FuelGas WRI
MW installed capacity135 MW WRI source record; scope not independently normalised
OwnerEnergía del Sur S.A. WRI
Commissioned2013 WRI
TechnologyOCGT WRI
GWh reported / yr248 GWh/yr WRI

Calculated from dataset

CO₂ emissions99,200 t CO₂/yr calculated
Capacity rank in country#22 of 40 calculated
Fuel-specific rank in country#13 of 16 calculated
Capacity vs country/fuel peers0.37× · 361 MW median · 16 peers calculated
Homes-powered equivalent70,857 calculated from reported generation
Climate19.0°C · HDD 223 derived from coordinates
Environmental severityC5 · 59/100 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 1,284 MW for Ilo power station, but it is not used as the public primary value until scope is verified (unit vs operating vs installed/project total).

Capacity claim grade: C_REVIEW_MANUAL - recommended action: manual_review_only - confidence: unknown. This follows a claim-based data model: value + scope + source + confidence, rather than silently overwriting records.

Data provenance

The capacity and fuel fields on this page are source-record values from the upstream open dataset. They are useful for identification and ranking, but they have not been upgraded to a 2026 registry/GEM-location verified value.

capacity: WRI Global Power Plant Database source-record (legacy); fuel: WRI source-record fuel

In context: how this plant compares

At 135 MW, Ilo 2 is below the median gas plant in Peru (361 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 Peru

Chilca 1: 975 MW975Chilca 1Kallpa: 874 MW874KallpaPuerto Bravo power station: 616 MW616Puerto Bra…Fenix: 587 MW587FenixReserva Fria Ilo: 569 MW569Reserva Fr…Ventanilla: 532 MW532VentanillaSanta Rosa: 447 MW447Santa RosaMalacas power station: 361 MW361Malacas po…

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

Owner

Operated by Energía del Sur S.A..

Local climate & thermal context

This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a hot desert climate (Köppen BWh) — Southern Hemisphere, latitude 17.8°S — which shapes how much energy it can produce and how its output varies through the year.

19.0°Cannual mean temp
223heating degree-days (base 18°C)
568cooling degree-days (base 18°C)
185 melevation

Monthly mean temperature

J: 22 °CJF: 22 °CFM: 22 °CMA: 20 °CAM: 18 °CMJ: 17 °CJJ: 16 °CJA: 16 °CAS: 16 °CSO: 18 °CON: 19 °CND: 21 °CD22 °C

Heating degree-days here run 91% below the median power plant in this dataset — a proxy for how much extra energy heated equipment must replace through its surfaces in winter.

Climate heat-demand index: 17/100 — this site sits in the bottom third of the power plants we cover by heating degree-days.

A gas turbine here also runs ~3% below its ISO (15°C) rating at this annual mean (typical CCGT curve, 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.

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)
59/100environmental-severity index
6.6°Cseasonal temperature swing
7 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 #13 largest gas power plant of 16 in Peru by capacity.

Peru has 16 gas power plants in this dataset, together about 6,118 MW of capacity.

Nearby power plants

Location

Coordinates -17.778, -71.1859 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Ilo 2?

Ilo 2 is a 135 MW source-record gas power plant in Moquegua, Peru, commissioned in 2013.

How much electricity does Ilo 2 generate?

Ilo 2 generates about 248 GWh of electricity per year.

How many homes can Ilo 2 power?

Its output is enough to supply roughly 70,857 homes.

Who operates Ilo 2?

Ilo 2 is operated by Energía del Sur S.A..

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