Zest-O power station — Philippines
Coal power plant in Nueva Ecija, Philippines. Approximate location 16.0, 121.0.
CoalNueva EcijaPhilippines
Zest-O power station is a 1,200 MW coal power station in Nueva Ecija, Philippines. It is operated by Zesto Corp [70%]; China Energy Engineering Corp Ltd [30%]. Based on its capacity (estimated), it can supply roughly 1.5 million homes (estimated). It ranks #13 of 186 Philippines power plants by installed capacity. In context, coal supplies about 58.7% of Philippines's electricity; the national grid averages 588 gCO₂/kWh (23.3% low-carbon) (2025).
Plant data: WRI Global Power Plant Database (CC BY 4.0), id GEM_coa_zesto_phili.
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 GCPT; fuel: GEM GCPT
In context: how this plant compares
At 1,200 MW, Zest-O power station is well above the median coal plant in Philippines (300 MW). Coal plants burn pulverised coal to raise high-pressure steam for a turbine; they run as baseload but are the most carbon-intensive mainstream source and the first targeted for retirement or efficiency retrofits.
Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.
Key facts
- Share of Philippines coal capacity
- 6.5% of 18,322 MW across 50 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 coal plants in Philippines
Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).
Owner
Operated by Zesto Corp [70%]; China Energy Engineering Corp Ltd [30%].
Climate zone & how it works
This coal plant burns coal to raise high-pressure steam that spins a turbine-generator. It sits in a tropical rainforest climate (Köppen Af) — Northern Hemisphere, latitude 16.0°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 a corrosive environment (estimated ISO 9223 class C4 — High), with humidity / wetness 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 #3 largest coal power plant of 50 in Philippines by capacity.
Philippines has 50 coal power plants in this dataset, together about 18,322 MW of capacity.
Nearby power plants
- Saranay · Solar · 10 MW · Central Luzon
- PANTABANGAN-MASIWAY · Hydro · 132 MW · Central Luzon
- CASECNAN (NIA) · Hydro · 150 MW · Central Luzon
- SAN ROQUE · Hydro · 435 MW · Ilocos
- BINGA · Hydro · 140 MW · Cordillera
- Cabanatuan Solar · Solar · 10.3 MW · Central Luzon
Location
Coordinates 16.0, 121.0 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.
Frequently asked questions
What type of power plant is Zest-O power station?
Zest-O power station is a 1,200 MW coal power plant in Nueva Ecija, Philippines.
Who operates Zest-O power station?
Zest-O power station is operated by Zesto Corp [70%]; China Energy Engineering Corp Ltd [30%].