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Xinjiang Esmill Iron & Steel captive power station — China

Coal power plant in Xinjiang Uygur Zizhiqu, China. Approximate location 44.4045, 84.9634.

CoalXinjiang Uygur ZizhiquChinasubcritical

Xinjiang Esmill Iron & Steel captive power station is a 30 MW coal power plant in Xinjiang Uygur Zizhiqu, China. It is operated by Xinjiang Asmare Mangnese Alloy Co Ltd. Based on its capacity (estimated), it can supply roughly 38k homes (estimated). It ranks #4525 of 6,685 China power plants by installed capacity. Commissioned in 2011, it is around 15 years old — relatively modern. In context, coal supplies about 54.3% of China's electricity; the national grid averages 525 gCO₂/kWh (41.7% low-carbon) (2025).

30MW installed capacity
37,542homes powered (est.)
2011commissioned (~15 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id CT-3490.

Data status

Known data

FacilityXinjiang Esmill Iron & Steel captive power station Climate TRACE
CountryChina · Xinjiang Uygur Zizhiqu Climate TRACE
Coordinates44.4045, 84.9634 Climate TRACE
FuelCoal Climate TRACE
MW installed capacity30 MW GEM · 2026 · L100000104474; operating plant capacity
Verification noteQuality label backfilled from existing source-backed capacity provenance on 2026-07-05; capacity value was not changed. source-verified
OwnerXinjiang Asmare Mangnese Alloy Co Ltd Climate TRACE
Commissioned2011 Climate TRACE
Technologysubcritical Climate TRACE

Calculated from dataset

CO₂ emissions131,400 t CO₂·a⁻¹ calculated
Capacity rank in country#4525 / 6685 calculated
Fuel-specific rank in country#1883 / 1907 calculated
Capacity vs country/fuel peers0.04× · 700 MW · n=1907 calculated
Homes-powered equivalent37,542 calculated
Climate6.6°C · HDD 4,596 derived from coordinates
Environmental severityC1 · 42/100 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

Source of the capacity and fuel values:

capacity: GEM · 2026 · L100000104474; fuel: Climate TRACE

In context: how this plant compares

At 30 MW, Xinjiang Esmill Iron & Steel captive power station is below the median coal plant in China (700 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 China coal capacity
less than 0.1% of 1,882,493 MW across 1,907 plants in this dataset
Age among peers
811 of 1,446 dated coal plants in China 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 China

East Hope Metals Wucaiwan power station: 7,000 MW7kEast Hope …Datang Tuoketuo power station: 6,720 MW7kDatang Tuo…Togtoh power station: 6,720 MW7kTogtoh pow…Ying Long Shan power station: 6,300 MW6kYing Long …Jiaxing power station: 6,030 MW6kJiaxing po…Guazhou Changle power station: 6,000 MW6kGuazhou Ch…Guodian Yulin Jingbian power station: 6,000 MW6kGuodian Yu…Guoxin Dafeng power station: 6,000 MW6kGuoxin Daf…

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

Owner

Operated by Xinjiang Asmare Mangnese Alloy Co Ltd.

Local climate & thermal context

This coal plant burns coal to raise high-pressure steam that spins a turbine-generator. It sits in a cold desert climate (Köppen BWk) — Northern Hemisphere, latitude 44.4°N — which shapes how much energy it can produce and how its output varies through the year.

6.6°Cannual mean temp
4,596heating degree-days (base 18°C)
455cooling degree-days (base 18°C)
931 melevation

Monthly mean temperature

J: -16 °CJF: -12 °CFM: -1 °CMA: 11 °CAM: 17 °CMJ: 22 °CJJ: 24 °CJA: 23 °CAS: 17 °CSO: 8 °CON: -3 °CND: -12 °CD24 °C

Heating degree-days here run 87% above 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: 91/100 — this site sits in the top third of the power plants we cover by heating degree-days.

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

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)
42/100environmental-severity index
39.6°Cseasonal temperature swing
9999 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 #1883 largest coal power plant of 1907 in China by capacity.

China has 1907 coal power plants in this dataset, together about 1,882,493 MW of capacity.

Nearby power plants

Location

Coordinates 44.4045, 84.9634 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Xinjiang Esmill Iron & Steel captive power station?

Xinjiang Esmill Iron & Steel captive power station is a 30 MW coal power plant in Xinjiang Uygur Zizhiqu, China, commissioned in 2011.

Who operates Xinjiang Esmill Iron & Steel captive power station?

Xinjiang Esmill Iron & Steel captive power station is operated by Xinjiang Asmare Mangnese Alloy Co Ltd.

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