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River Pujon

Hydro power plant in Hamgyong-namdo, North Korea. Approximate location 40.6604, 127.5171.

HydroHamgyong-namdoNorth Korea

River Pujon is a 202 MW hydro power station in Hamgyong-namdo, North Korea. Based on its capacity (estimated), it can supply roughly 202,531 homes (estimated). It ranks #16 of 31 North Korea power plants by installed capacity. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, hydro supplies about 62.7% of North Korea's electricity; the national grid averages 341 gCO₂/kWh (63.4% low-carbon) (2024).

202MW installed capacity
202,531homes powered (est.)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1019848.

Capacity vs largest hydro plants in North Korea

Supung: 700 MW700SupungThe March 17th  Power Plant: 482 MW482The March …Pochon: 400 MW400PochonUnbong: 400 MW400UnbongYunfeng: 400 MW400YunfengRiver Changjin: 347 MW347River Chan…Huichon: 300 MW300HuichonKangge Youth: 225 MW225Kangge You…

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

Local climate & thermal context

This hydro plant converts the energy of falling or flowing water through hydro turbines. It sits in a monsoon subarctic climate (Köppen Dwc) — Northern Hemisphere, latitude 40.7°N — which shapes how much energy it can produce and how its output varies through the year.

0.9°Cannual mean temp
6,221heating degree-days (base 18°C)
0cooling degree-days (base 18°C)
1,419 melevation

Monthly mean temperature

J: -16 °CJF: -14 °CFM: -7 °CMA: 2 °CAM: 8 °CMJ: 12 °CJJ: 16 °CJA: 16 °CAS: 10 °CSO: 3 °CON: -6 °CND: -13 °CD16 °C

Heating degree-days here run 153% 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: 99/100 — this site sits in the top third of the power plants we cover by heating degree-days.

In colder climates, uninsulated hot equipment (boilers, turbines, valves, steam lines) loses proportionally more heat to ambient air — exactly the loss Inzonex modular insulation is designed to cut.

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.

How it compares & nearby plants

The #9 largest hydro power plant of 15 in North Korea by capacity.

North Korea has 15 hydro power plants in this dataset, together about 3,805 MW of capacity.

Nearby power plants

Location

Coordinates 40.6604, 127.5171 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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