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Sangtuda 1

Hydro power plant in Khatlon, Tajikistan. Approximate location 38.0435, 69.0583.

HydroKhatlonTajikistanconventional storage

Sangtuda 1 is a 670 MW hydro power station in Khatlon, Tajikistan. It is operated by IPP. Based on its capacity (estimated), it can supply roughly 671k homes (estimated). It ranks #2 of 14 Tajikistan power plants by installed capacity. Commissioned in 2009, it is around 17 years old — relatively modern. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, hydro supplies about 94.4% of Tajikistan's electricity; the national grid averages 73 gCO₂/kWh (94.4% low-carbon) (2025).

670Source-backed capacity
670,765homes powered (est.)
2009commissioned (~17 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1000350.

Data status

Known data

FacilitySangtuda 1 WRI
CountryTajikistan · Khatlon WRI
Coordinates38.0435, 69.0583 WRI
FuelHydro WRI
MW installed capacity670 MW WRI source record; scope not independently normalised
OwnerIPP WRI
Commissioned2009 WRI
Technologyconventional storage WRI

Calculated from dataset

Capacity rank in country#2 of 14 calculated
Fuel-specific rank in country#2 of 8 calculated
Capacity vs country/fuel peers3.19× · 210 MW median · 8 peers calculated
Homes-powered equivalent670,765 calculated
Climate15.7°C · HDD 1,906 derived from coordinates
Environmental severityC2 · 36/100 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 operating-unit sum (location L100000603555); fuel: WRI source-record fuel

In context: how this plant compares

At 670 MW, Sangtuda 1 is well above the median hydro plant in Tajikistan (210 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 Tajikistan

Nurek: 2,700 MW3kNurekSangtuda 1: 670 MW670Sangtuda 1Baipaza: 600 MW600BaipazaGolovnaya: 210 MW210GolovnayaKairakkum: 174 MW174KairakkumVarzob 2: 14 MW14Varzob 2Varzob 1: 11 MW11Varzob 1Khorog: 10 MW10Khorog

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

Owner

Operated by IPP. All plants by this company →

Local climate & thermal context

This hydro plant converts the energy of falling or flowing water through hydro turbines. It sits in a hot-summer Mediterranean climate (Köppen Csa) — Northern Hemisphere, latitude 38.0°N — which shapes how much energy it can produce and how its output varies through the year.

15.7°Cannual mean temp
1,906heating degree-days (base 18°C)
1,103cooling degree-days (base 18°C)
820 melevation

Monthly mean temperature

J: 2 °CJF: 4 °CFM: 10 °CMA: 16 °CAM: 21 °CMJ: 27 °CJJ: 29 °CJA: 27 °CAS: 22 °CSO: 16 °CON: 10 °CND: 5 °CD29 °C

Heating degree-days here run 22% 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: 41/100 — 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 mild atmospheric environment (estimated ISO 9223 class C2 — Low), with thermal cycling the leading environmental stress.

C2ISO 9223 corrosivity (indicative)
36/100environmental-severity index
26.6°Cseasonal temperature swing
978 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 hydro power plant of 8 in Tajikistan by capacity.

Tajikistan has 8 hydro power plants in this dataset, together about 4,389 MW of capacity.

Nearby power plants

Location

Coordinates 38.0435, 69.0583 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Sangtuda 1?

Sangtuda 1 is a 670 MW source-record hydro power plant in Khatlon, Tajikistan, commissioned in 2009.

How many homes can Sangtuda 1 power?

Its output is enough to supply roughly 670,765 homes (estimated).

Who operates Sangtuda 1?

Sangtuda 1 is operated by IPP.

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