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Nam Pong

Hydro power plant in Nghe An, Vietnam. Approximate location 19.5184, 105.0377.

HydroNghe AnVietnamconventional storage

Nam Pong is a 32 MW hydro power plant in Nghe An, Vietnam. It is operated by Za Hungt JSC.. Based on reported annual generation of 130 GWh, it can supply roughly 37k homes. It ranks #181 of 298 Vietnam power plants by installed capacity. Commissioned in 2014, it is around 12 years old — relatively modern. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, hydro supplies about 33.0% of Vietnam's electricity; the national grid averages 461 gCO₂/kWh (45.4% low-carbon) (2025).

32Source-backed capacity
130GWh reported / yr
37,142homes powered
2014commissioned (~12 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1030874.

Data status

Known data

FacilityNam Pong WRI
CountryVietnam · Nghe An WRI
Coordinates19.5184, 105.0377 WRI
FuelHydro WRI
MW installed capacity32 MW WRI source record; scope not independently normalised
OwnerZa Hungt JSC. WRI
Commissioned2014 WRI
Technologyconventional storage WRI
GWh reported / yr130 GWh/yr WRI

Calculated from dataset

Capacity rank in country#181 of 298 calculated
Fuel-specific rank in country#70 of 174 calculated
Capacity vs country/fuel peers1.60× · 20 MW median · 174 peers calculated
Homes-powered equivalent37,142 calculated from reported generation
Climate22.2°C · HDD 119 derived from coordinates
Environmental severityC4 · 42/100 derived from coordinates

Not available

GWh reported / yrNot available not in dataset
CO₂ emissionsnot applicable not applicable

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

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 L100001054981); fuel: WRI source-record fuel

In context: how this plant compares

At 32 MW, Nam Pong is well above the median hydro plant in Vietnam (20 MW). Technically it is described as conventional storage. Hydropower converts the energy of falling or flowing water into electricity; output depends on rainfall and reservoir level, and large dams also provide grid balancing and storage.

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

Capacity vs largest hydro plants in Vietnam

Hoa Binh: 2,400 MW2kHoa BinhSon La: 2,400 MW2kSon LaLai Chau: 1,200 MW1kLai ChauIaly: 720 MW720IalyHuoi Quang: 520 MW520Huoi QuangHam Thuan - Da Mi: 475 MW475Ham Thuan …Tri An: 400 MW400Tri AnSe San 4: 360 MW360Se San 4

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

Owner

Operated by Za Hungt JSC..

Local climate & thermal context

This hydro plant converts the energy of falling or flowing water through hydro turbines. It sits in a tropical savanna climate (Köppen Aw) — Northern Hemisphere, latitude 19.5°N — which shapes how much energy it can produce and how its output varies through the year.

22.2°Cannual mean temp
119heating degree-days (base 18°C)
1,669cooling degree-days (base 18°C)
442 melevation

Monthly mean temperature

J: 16 °CJF: 17 °CFM: 20 °CMA: 23 °CAM: 26 °CMJ: 27 °CJJ: 27 °CJA: 26 °CAS: 25 °CSO: 23 °CON: 20 °CND: 17 °CD27 °C

Heating degree-days here run 95% 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: 15/100 — this site sits in the bottom 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 corrosive environment (estimated ISO 9223 class C4 — High), with humidity / wetness the leading environmental stress.

C4ISO 9223 corrosivity (indicative)
42/100environmental-severity index
11.1°Cseasonal temperature swing
101 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 #70 largest hydro power plant of 174 in Vietnam by capacity.

Vietnam has 174 hydro power plants in this dataset, together about 17,313 MW of capacity.

Nearby power plants

Location

Coordinates 19.5184, 105.0377 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Nam Pong?

Nam Pong is a 32 MW source-record hydro power plant in Nghe An, Vietnam, commissioned in 2014.

How much electricity does Nam Pong generate?

Nam Pong generates about 130 GWh of electricity per year.

How many homes can Nam Pong power?

Its output is enough to supply roughly 37,142 homes.

Who operates Nam Pong?

Nam Pong is operated by Za Hungt JSC..

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