Miami Wabash

Oil power plant in Indiana, United States of America. Approximate location 40.7884, -85.8178.

OilIndianaUnited States of AmericaRetired

Miami Wabash is a 105 MW oil power station in Indiana, United States of America. It is operated by Duke Energy Indiana LLC. Based on its capacity (estimated), it can supply roughly 79k homes (estimated). It ranks #2732 of 10,938 United States of America power plants by installed capacity. In context, oil supplies about 0.7% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

105Source-backed capacity
78,539homes powered (est.)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id CT-1761.

Data status

Known data

FacilityMiami Wabash Climate TRACE
CountryUnited States of America · Indiana Climate TRACE
Coordinates40.7884, -85.8178 Climate TRACE
FuelOil Climate TRACE
MW installed capacity105 MW Climate TRACE source record; scope not independently normalised
OwnerDuke Energy Indiana LLC Climate TRACE

Calculated from dataset

CO₂ emissions206,167 t CO₂/yr calculated
Capacity rank in country#2732 of 10938 calculated
Fuel-specific rank in country#63 of 902 calculated
Capacity vs country/fuel peers14.53× · 7 MW median · 902 peers calculated
Homes-powered equivalent78,539 calculated
Climate9.9°C · HDD 3,283 derived from coordinates
Environmental severityC3 · 35/100 derived from coordinates

Not available

CommissionedNot available not in dataset
TechnologyNot available not in dataset
GWh reported / yrNot available not in dataset

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: EIA-860M May 2026 retired generator inventory, summed by Plant ID; fuel: Climate TRACE source-record fuel

In context: how this plant compares

At 105 MW, Miami Wabash is well above the median oil plant in United States of America (7 MW). Its current lifecycle status is “retired” — so it is not yet, or no longer, generating at full output. Oil-fired plants burn heavy fuel oil or diesel, usually as peaking or backup capacity on islands and grids without gas pipelines; high fuel cost keeps their utilisation low.

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

Capacity vs largest oil plants in United States of America

Manatee: 2,951 MW3kManateeOswego Harbor Power: 1,804 MW2kOswego Har…Possum Point: 1,591 MW2kPossum Poi…Aguirre: 1,492 MW1kAguirreCanal: 1,442 MW1kCanalCosta Sur: 990 MW990Costa SurYorktown: 882 MW882YorktownWilliam F Wyman Hybrid: 846 MW846William F …

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

Owner

Operated by Duke Energy Indiana LLC. All plants by this company →

Local climate & thermal context

This oil plant burns oil or diesel to drive turbines or reciprocating engines. It sits in a hot-summer humid continental climate (Köppen Dfa) — Northern Hemisphere, latitude 40.8°N — which shapes how much energy it can produce and how its output varies through the year.

9.9°Cannual mean temp
3,283heating degree-days (base 18°C)
340cooling degree-days (base 18°C)
247 melevation

Monthly mean temperature

J: -5 °CJF: -3 °CFM: 3 °CMA: 9 °CAM: 16 °CMJ: 21 °CJJ: 23 °CJA: 22 °CAS: 18 °CSO: 11 °CON: 5 °CND: -2 °CD23 °C

Heating degree-days here run 34% above 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: 70/100 — this site sits in the top 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 moderately corrosive environment (estimated ISO 9223 class C3 — Medium), with thermal cycling the leading environmental stress.

C3ISO 9223 corrosivity (indicative)
35/100environmental-severity index
27.6°Cseasonal temperature swing
148 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 #63 largest oil power plant of 902 in United States of America by capacity.

United States of America has 902 oil power plants in this dataset, together about 40,022 MW of capacity.

Nearby power plants

Location

Coordinates 40.7884, -85.8178 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Miami Wabash?

Miami Wabash is a 105 MW source-record oil power plant in Indiana, United States of America.

How many homes can Miami Wabash power?

Its output is enough to supply roughly 78,539 homes (estimated).

Who operates Miami Wabash?

Miami Wabash is operated by Duke Energy Indiana LLC.

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