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Gopalganj

Solar power plant in Bihar, Bangladesh. Approximate location 26.585, 84.145.

SolarBiharBangladeshEngine

Gopalganj is a 5 MW solar power plant in Bihar, Bangladesh. It is operated by Energypac Power Generation PLC [100%]. Based on its capacity (estimated), it can supply roughly 2.1k homes (estimated). It ranks #129 of 129 Bangladesh power plants by installed capacity. Commissioned in 2011, it is around 15 years old — relatively modern. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, solar supplies about 1.5% of Bangladesh's electricity; the national grid averages 696 gCO₂/kWh (2.1% low-carbon) (2025).

5Legacy source-record capacity
2,127homes powered (est.)
2011commissioned (~15 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WKS0070913.

Data status

Known data

FacilityGopalganj WRI
CountryBangladesh · Bihar WRI
Coordinates26.585, 84.145 WRI
FuelSolar WRI
MW installed capacity5 MW WRI source record; scope not independently normalised
OwnerEnergypac Power Generation PLC [100%] WRI
Commissioned2011 WRI
TechnologyEngine WRI

Calculated from dataset

Capacity rank in country#129 of 129 calculated
Fuel-specific rank in country#2 of 2 calculated
Homes-powered equivalent2,127 calculated
Climate24.9°C · HDD 103 derived from coordinates
Environmental severityC3 · 38/100 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 fuel fields on this page are source-record values from the upstream open dataset. They are useful for identification and ranking, but they have not been upgraded to a 2026 registry/GEM-location verified value.

capacity: WRI Global Power Plant Database source-record (legacy); fuel: WRI source-record fuel

In context: how this plant compares

Technically it is described as Engine. Solar PV converts sunlight directly into electricity with no moving parts or fuel; output varies by time of day and weather, so it pairs with storage or flexible backup.

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

Capacity vs largest solar plants in Bangladesh

Teknaf: 28 MW28TeknafGopalganj: 5 MW5Gopalganj

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

Owner

Operated by Energypac Power Generation PLC [100%].

Local climate & thermal context

This solar plant converts sunlight directly into electricity with photovoltaic panels. It sits in a humid subtropical (dry winter) climate (Köppen Cwa) — Northern Hemisphere, latitude 26.6°N — which shapes how much energy it can produce and how its output varies through the year.

24.9°Cannual mean temp
103heating degree-days (base 18°C)
2,634cooling degree-days (base 18°C)
77 melevation

Monthly mean temperature

J: 16 °CJF: 18 °CFM: 24 °CMA: 29 °CAM: 31 °CMJ: 31 °CJJ: 29 °CJA: 29 °CAS: 28 °CSO: 26 °CON: 21 °CND: 17 °CD31 °C

Heating degree-days here run 96% 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.

Solar PV loses ~0.35%/°C above 25°C cell temperature — roughly 2.1% at warm-season highs here (estimate).

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 humidity / wetness the leading environmental stress.

C3ISO 9223 corrosivity (indicative)
38/100environmental-severity index
15.2°Cseasonal temperature swing
650 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 #2 largest solar power plant of 2 in Bangladesh by capacity.

Bangladesh has 2 solar power plants in this dataset, together about 33 MW of capacity.

Nearby power plants

Location

Coordinates 26.585, 84.145 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Gopalganj?

Gopalganj is a 5 MW source-record solar power plant in Bihar, Bangladesh, commissioned in 2011.

How many homes can Gopalganj power?

Its output is enough to supply roughly 2,127 homes (estimated).

Who operates Gopalganj?

Gopalganj is operated by Energypac Power Generation PLC [100%].

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