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Huadian Longkou power station

Coal power plant in Shandong Sheng, China. Approximate location 37.6809, 120.3132.

CoalShandong ShengChinasubcriticalCO₂ modelled

Huadian Longkou power station is a 1,320 MW coal power station in Shandong Sheng, China. It is operated by Huadian Power International Company Limited. Based on its capacity (estimated), it can supply roughly 1.7 million homes (estimated). It ranks #586 of 6,685 China power plants by installed capacity. Commissioned in 1990, it is around 36 years old — long-established. Its modelled annual emissions are 2,827,200 t CO₂/yr (Climate TRACE), equivalent to about 659k cars driven for a year. In context, coal supplies about 54.3% of China's electricity; the national grid averages 525 gCO₂/kWh (41.7% low-carbon) (2025).

1,320Source-backed capacity
1,651,885homes powered (est.)
2,827,200t CO₂ / yr (Climate TRACE)
1990commissioned (~36 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1070334.

Data status

Known data

FacilityHuadian Longkou power station WRI
CountryChina · Shandong Sheng WRI
Coordinates37.6809, 120.3132 WRI
FuelCoal WRI
MW installed capacity1,320 MW WRI source record; scope not independently normalised
OwnerHuadian Power International Company Limited WRI
Commissioned1990 WRI
Technologysubcritical WRI

Modelled source data

CO₂ emissions2,827,200 t CO₂/yr modelled · Climate TRACE

Calculated from dataset

Capacity rank in country#586 of 6685 calculated
Fuel-specific rank in country#415 of 1907 calculated
Capacity vs country/fuel peers1.89× · 700 MW median · 1907 peers calculated
Homes-powered equivalent1,651,885 calculated
Climate12.1°C · HDD 2,752 derived from coordinates
Environmental severityC3 · 36/100 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 1,320 MW for Huadian Longkou 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: A3_MAJOR_REVIEW_SCOPE_STATUS - recommended action: manual_scope_status_check - confidence: low_until_scope_verified. This follows a claim-based data model: value + scope + source + confidence, rather than silently overwriting records.

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 L100000101340); fuel: WRI source-record fuel

In context: how this plant compares

At 1,320 MW, Huadian Longkou power station is well above 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.

~2,827,200 t CO₂/yr (modelled) — in everyday terms

This facility's annual emissions are roughly equivalent to:

659kpassenger cars driven for a year
369khomes' yearly energy use
47 milliontree seedlings grown 10 years to absorb it

Equivalencies via US EPA Greenhouse Gas Equivalencies; modelled emissions from Climate TRACE.

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 Huadian Power International Company Limited. All plants by this company →

Local climate & thermal context

This coal plant burns coal to raise high-pressure steam that spins a turbine-generator. It sits in a monsoon hot-summer continental climate (Köppen Dwa) — Northern Hemisphere, latitude 37.7°N — which shapes how much energy it can produce and how its output varies through the year.

12.1°Cannual mean temp
2,752heating degree-days (base 18°C)
617cooling degree-days (base 18°C)
87 melevation

Monthly mean temperature

J: -2 °CJF: -1 °CFM: 5 °CMA: 12 °CAM: 17 °CMJ: 22 °CJJ: 25 °CJA: 25 °CAS: 20 °CSO: 15 °CON: 7 °CND: 1 °CD25 °C

Heating degree-days here run 12% 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: 56/100 — this site sits in the mid 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

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 a moderately corrosive environment (estimated ISO 9223 class C3 — Medium), with thermal cycling the leading environmental stress.

C3ISO 9223 corrosivity (indicative)
36/100environmental-severity index
27.5°Cseasonal temperature swing
56 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 #415 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 37.6809, 120.3132 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Huadian Longkou power station?

Huadian Longkou power station is a 1,320 MW source-record coal power plant in Shandong Sheng, China, commissioned in 1990.

How many homes can Huadian Longkou power station power?

Its output is enough to supply roughly 1,651,885 homes (estimated).

Who operates Huadian Longkou power station?

Huadian Longkou power station is operated by Huadian Power International Company Limited.

How much CO₂ does Huadian Longkou power station emit?

Huadian Longkou power station has modelled emissions of about 2,827,200 tonnes of CO₂ per year (Climate TRACE).

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