Search
Search plants, projects, owners, and states
Search plants, projects, owners, and states
6.8 MW Distillate Oil standby in Adams, IA — Midcontinent Independent Transmission System Operator, Inc..
6.8 MW
Nameplate Capacity
3
Generators
units
Petroleum Liquids
Technology
1975
Operating Since
Coordinates
40.9871, -94.7352
County
Adams, IA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | City of Corning - (IA) | — | — |
| Owner(s) | City of Corning - (IA) | — | — |
| Status | Standby | — | — |
The Corning plant is a 6.8 MW petroleum-fueled power plant located in Adams County, Iowa. It began operating in 1975 and is owned and operated by the City of Corning, Iowa. The plant consists of three generators utilizing petroleum liquids as their energy source. Corning is connected to the Midcontinent Independent Transmission System Operator (MISO) and resides within the MRO NERC region.
In the most recent year of data, the plant generated 51 MWh of electricity, resulting in a capacity factor of 0.1%. Corning ranks as the 36th largest power plant in Iowa out of 90, and nationally it ranks 455th out of 886 plants. Recent news coverage related to the plant has focused on hazards.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
MRO — Midwest Reliability Organization
Balancing Authority
4 MWh
Latest Month
51 MWh
Annual Generation
0.1%
Capacity Factor
CO₂ Intensity
1822 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
36 lb/MWh
SO₂
2013
$765/kW
Est. Construction Cost
Total estimated cost: $5.2M
Market Position
ISO/RTO Market
MISO
LMP Node
ALTW.ALTW
Pricing Hub
MINN.HUB
Location Type
Load Zone
Node Source
EIA-860 direct report
Last updated 2026-03-26
View all articlesNo ask pi reports yet for this entity.
ask pi about CorningMidcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
34.5 kV
Regulatory Status
RE — Regulated
Entity Type
Municipal
Sector
Electric Utility
3 lb/MWh
CH₄
0.074 lb/MWh
N₂O
0.015 lb/MWh
Capacity Factor
0.1%
Annual Net Gen
0 GWh
CO₂eq
1828 lb/MWh
Subregion
MRO West