Cai Trap Island power station is a 1,600 MW gas power station in Hai Phong, Vietnam. Based on its capacity (estimated), it can supply roughly 1.8 million homes (estimated). It ranks #41 of 298 Vietnam power plants by installed capacity. In context, gas supplies about 6.2% of Vietnam's electricity; the national grid averages 461 gCO₂/kWh (45.4% low-carbon) (2025).
Plant data: WRI Global Power Plant Database (CC BY 4.0), id GOGPT_caitrapisland_vietna.
Data status
Known data
Calculated from dataset
Not available
Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.
Data provenance
Capacity and fuel are the upstream open-dataset record, not yet matched to a 2026 registry or GEM entry.
capacity: GEM GOGPT; fuel: GEM GOGPT
In context: how this plant compares
At 1,600 MW, Cai Trap Island power station is below the median gas plant in Vietnam (2,250 MW). Technically it is described as CCGT; combined-cycle with a heat-recovery steam generator (HRSG). Gas plants burn natural gas either in open-cycle turbines for fast peaking, or in combined-cycle units that recover exhaust heat in an HRSG to reach roughly 55–62% efficiency — the cleanest-burning fossil option.
Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.
Key facts
- Share of Vietnam gas capacity
- 1.4% of 111,992 MW across 42 plants in this dataset
Calculated from the capacity and generation records in this dataset (WRI Global Power Plant Database (CC BY 4.0)).
Capacity vs largest gas plants in Vietnam
Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).
Climate zone & how it works
This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a humid subtropical (dry winter) climate (Köppen Cwa) — Northern Hemisphere, latitude 20.8°N — which shapes how much energy it can produce and how its output varies through the year.
Climate zone & typical temperatures: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).
Site climate & environmental severity
This site sits in an aggressive, high-corrosion environment (estimated ISO 9223 class C5 — Very high), with marine salt corrosion the leading environmental stress.
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 #23 largest gas power plant of 42 in Vietnam by capacity.
Vietnam has 42 gas power plants in this dataset, together about 111,992 MW of capacity.
Nearby power plants
- Hai Phong 1 · Coal · 600 MW · Quang Ninh
- Hai Phong 2 · Coal · 600 MW · Quang Ninh
- Cai Lan · Oil · 39 MW · Quang Ninh
- Haiphong LNG power station · Gas · 4,800 MW · Haiphong
- Thang Long power station · Coal · 600 MW · Quảng Ninh
- Uong Bi · Coal · 630 MW · Quang Ninh
Location
Coordinates 20.814459, 106.917977 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.
Frequently asked questions
What type of power plant is Cai Trap Island power station?
Cai Trap Island power station is a 1,600 MW gas power plant in Hai Phong, Vietnam.