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Stepnogorsk power station — Kazakhstan

Coal power plant in Akmola, Kazakhstan. Approximate location 52.483962, 72.03196.

CoalAkmolaKazakhstansubcritical

Stepnogorsk power station is a 130 MW coal power station in Akmola, Kazakhstan. It is operated by Stepnogorskya TETS LLP [100%]. Based on its capacity (estimated), it can supply roughly 163k homes (estimated). It ranks #61 of 80 Kazakhstan power plants by installed capacity. Commissioned in 1966, it is around 60 years old — an older, legacy facility. In context, coal supplies about 54.3% of Kazakhstan's electricity; the national grid averages 805 gCO₂/kWh (14.9% low-carbon) (2025).

130MW installed capacity
162,685homes powered (est.)
1966commissioned (~60 yrs)

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

Data status

Known data

FacilityStepnogorsk power station GEM-coal
CountryKazakhstan · Akmola GEM-coal
Coordinates52.483962, 72.03196 GEM-coal
FuelCoal GEM-coal
MW installed capacity130 MW GEM · 2026 · L100000104985; operating plant capacity
Verification noteQuality label backfilled from existing source-backed capacity provenance on 2026-07-05; capacity value was not changed. source-verified
OwnerStepnogorskya TETS LLP [100%] GEM-coal
Commissioned1966 GEM-coal
Technologysubcritical GEM-coal

Calculated from dataset

CO₂ emissions569,400 t CO₂·a⁻¹ calculated
Capacity rank in country#61 / 80 calculated
Fuel-specific rank in country#27 / 32 calculated
Capacity vs country/fuel peers0.30× · 435 MW · n=32 calculated
Homes-powered equivalent162,685 calculated
Environmental severityC1 · 41/100 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 130 MW for Stepnogorsk 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

Source of the capacity and fuel values:

capacity: GEM · 2026 · L100000104985; fuel: GEM GCPT

In context: how this plant compares

At 130 MW, Stepnogorsk power station is below the median coal plant in Kazakhstan (435 MW). Technically it is described as subcritical. Coal plants burn pulverised coal to raise high-pressure steam for a turbine; they run as baseload but are the most carbon-intensive mainstream source and the first targeted for retirement or efficiency retrofits.

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

Key facts

Share of Kazakhstan coal capacity
0.6% of 20,941 MW across 32 plants in this dataset
Age among peers
8 of 27 dated coal plants in Kazakhstan are older

Calculated from the capacity and generation records in this dataset (WRI Global Power Plant Database (CC BY 4.0)).

Capacity vs largest coal plants in Kazakhstan

Ekibastuz-1 power station: 4,000 MW4kEkibastuz-…Aksu power station: 2,210 MW2kAksu power…Balkhash Ulken power station: 1,320 MW1kBalkhash U…MAEK-Kazatoprom TPP-2: 1,255 MW1kMAEK-Kazat…OJSC Zhambyl GRES: 1,230 MW1kOJSC Zhamb…Topar power station: 1,179 MW1kTopar powe…Ekibastuz-2 power station: 1,000 MW1kEkibastuz-…Pavlodar TPP-1: 855 MW855Pavlodar T…

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

Owner

Operated by Stepnogorskya TETS LLP [100%].

Climate zone & how it works

This coal plant burns coal to raise high-pressure steam that spins a turbine-generator. It sits in a cold semi-arid steppe climate (Köppen BSk) — Northern Hemisphere, latitude 52.5°N — which shapes how much energy it can produce and how its output varies through the year.

~10°Ctypical annual mean
~23°Ctypical warm-season mean
Cold semi-arid steppe: four distinct seasons — cold winters and warm summers

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

Site climate & environmental severity

This site sits in a benign, low-corrosion environment (estimated ISO 9223 class C1 — Very low), with thermal cycling the leading environmental stress.

C1ISO 9223 corrosivity (indicative)
41/100environmental-severity index
36.9°Cseasonal temperature swing
1124 kmdistance to coast

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 #27 largest coal power plant of 32 in Kazakhstan by capacity.

Kazakhstan has 32 coal power plants in this dataset, together about 20,941 MW of capacity.

Nearby power plants

Location

Coordinates 52.483962, 72.03196 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Stepnogorsk power station?

Stepnogorsk power station is a 130 MW coal power plant in Akmola, Kazakhstan, commissioned in 1966.

Who operates Stepnogorsk power station?

Stepnogorsk power station is operated by Stepnogorskya TETS LLP [100%].

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