Home / North America / United States of America / C P Kelco San Diego Plant

C P Kelco San Diego Plant — United States of America

Gas power plant in California, United States of America. Approximate location 32.6947, -117.1436.

GasCaliforniaUnited States of America

C P Kelco San Diego Plant is a 29.2 MW gas power plant in California, United States of America. It is operated by CPKelco U S Inc. Based on reported annual generation of 90 GWh, it can supply roughly 26k homes. It ranks #4288 of 10,884 United States of America power plants by installed capacity. Commissioned in 1983, it is around 43 years old — long-established. In context, gas supplies about 40.0% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

29.2MW installed capacity
90GWh reported / yr
25,742homes powered
1983commissioned (~43 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0052147.

Data status

Known data

FacilityC P Kelco San Diego Plant WRI
CountryUnited States of America · California WRI
Coordinates32.6947, -117.1436 WRI
FuelGas WRI
MW installed capacity29.2 MW Wikidata P2109; installed/nameplate capacity
Verification noteQuality label backfilled from existing source-backed capacity provenance on 2026-07-05; capacity value was not changed. source-verified
OwnerCPKelco U S Inc WRI
Commissioned1983 WRI
GWh reported / yr90 GWh·a⁻¹ WRI

Calculated from dataset

CO₂ emissions36,040 t CO₂·a⁻¹ calculated
Capacity rank in country#4288 / 10884 calculated
Fuel-specific rank in country#1543 / 2165 calculated
Capacity vs country/fuel peers0.24× · 121.2 MW · n=2165 calculated
Homes-powered equivalent25,742 calculated from reported generation
Climate17.7°C · HDD 556 derived from coordinates
Environmental severityC4 · 51/100 derived from coordinates

Not available

TechnologyNot available not in dataset

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

Data provenance

Source of the capacity and fuel values:

capacity: Wikidata P2109; fuel: WRI GPPD

In context: how this plant compares

At 29.2 MW, C P Kelco San Diego Plant is below the median gas plant in United States of America (121.2 MW). 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

Load factor
35%, from 90 GWh of reported generation; the median for 1622 gas plants in United States of America that report generation is 26%
Generation trend
84 GWh in 2013 and 90 GWh in 2019 (+8%)
Highest and lowest year
2015: 106 GWh; 2018: 82 GWh
Share of United States of America gas capacity
less than 0.1% of 789,950 MW across 2,165 plants in this dataset
Age among peers
360 of 1,973 dated gas plants in United States of America are older

Calculated from the capacity and generation records in this dataset (WRI Global Power Plant Database (CC BY 4.0)).

Reported generation trend

2013: 84 GWh20132014: 88 GWh20142015: 106 GWh20152016: 89 GWh20162017: 82 GWh20172018: 82 GWh20182019: 90 GWh2019106 GWh

Annual generation (GWh), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by CPKelco U S Inc.

Local climate & thermal context

This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a cold semi-arid steppe climate (Köppen BSk) — Northern Hemisphere, latitude 32.7°N — which shapes how much energy it can produce and how its output varies through the year.

17.7°Cannual mean temp
556heating degree-days (base 18°C)
462cooling degree-days (base 18°C)
61 melevation

Monthly mean temperature

J: 14 °CJF: 14 °CFM: 15 °CMA: 16 °CAM: 18 °CMJ: 20 °CJJ: 22 °CJA: 22 °CAS: 22 °CSO: 20 °CON: 16 °CND: 14 °CD22 °C

Heating degree-days here run 77% 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: 21/100 — this site sits in the bottom third of the power plants we cover by heating degree-days.

A gas turbine here also runs ~2% below its ISO (15°C) rating at this annual mean (typical CCGT curve, 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

This site sits in a corrosive environment (estimated ISO 9223 class C4 — High), with dust abrasion the leading environmental stress.

C4ISO 9223 corrosivity (indicative)
51/100environmental-severity index
8.6°Cseasonal temperature swing
21 kmdistance to coast

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 #1543 largest gas power plant of 2165 in United States of America by capacity.

United States of America has 2165 gas power plants in this dataset, together about 789,950 MW of capacity.

Nearby power plants

Location

Coordinates 32.6947, -117.1436 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is C P Kelco San Diego Plant?

C P Kelco San Diego Plant is a 29.2 MW gas power plant in California, United States of America, commissioned in 1983.

How much electricity does C P Kelco San Diego Plant generate?

C P Kelco San Diego Plant generates about 90 GWh of electricity per year.

Who operates C P Kelco San Diego Plant?

C P Kelco San Diego Plant is operated by CPKelco U S Inc.

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