Mexico — Plant Summary
- EIA Plant ID
- 6650
- Capacity
- 60.7 MW
- Primary Fuel
- Oil
- Technology
- Petroleum Liquids
- Status
- Operating
- Location
- Audrain, MO
- Operating Since
- 1978
- Generators
- 1
- Operator
- Union Electric Co - (MO)
- Parent Company
- —
- Annual Generation
- 767 MWh
- Capacity Factor
- 0.1%
- Balancing Authority
- Midcontinent Independent Transmission System Operator, Inc..
- ISO/RTO
- MISO
- NERC Region
- SERC
Mexico
OperatingDistillate Oil
Ranked #4 of 33 Distillate Oil plants in MO#63 of 827 nationally
60.7 MW Distillate Oil operating in Audrain, MO — Midcontinent Independent Transmission System Operator, Inc..
EIAWD
60.7 MW
Nameplate Capacity
1
Generators
unit
Petroleum Liquids
Technology
1978
Operating Since
Location
Coordinates
39.1482, -91.8311
County
Audrain, MO
Nearby Plants
- Envoy Solar, LLCSolar50 MW · 1.7 km
- MJMEUC Generating Station #1Natural Gas13.3 MW · 20.0 km
- Show Me State SolarSolar250 MW · 23.3 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Union Electric Co - (MO) | — | — |
| Owner(s) | Union Electric Co - (MO) | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Mexico power plant, located in Audrain County, Missouri, has a total capacity of 60.7 MW. The plant began operating in 1978 and utilizes petroleum liquids as its primary fuel source. It consists of a single generator and is operated by Union Electric Co - (MO). The plant is within the Midcontinent Independent Transmission System Operator, Inc. balancing authority and the SERC NERC region.
In the most recent year with available data, the Mexico plant generated 767 MWh, resulting in a capacity factor of 0.1%. The plant's installed cost was $140.83 per kW, according to FERC data. The Mexico plant ranks 6th out of 38 power plants in Missouri and 90th out of 886 plants nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
SERC
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
69 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
56 MWh
Latest Month
767 MWh
Annual Generation
0.1%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$164/kW
Installed Cost
$356.6/MWh
Operating Cost
UNION ELECTRIC COMPANY
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
MISO
LMP Node
AMMO.MEXCTG1
Pricing Hub
ILLINOIS.HUB
Location Type
Generation Node
Node Source
EIA-860 direct report
News & Articles (10)Beta
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Regulatory·federal policy
Mexican cartels overpower police with ammunition made for the US military
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U.S. Army (other)
International Consortium of Investigative Journalists - ICIJ·4 weeks ago
Regulatory·federal policy
Cartel’s Seized Ammunition Is Traced to U.S. Army Plant, Mexico Says
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U.S. Army (other)
The New York Times·4 weeks ago
Last updated 2026-03-14
View all 10 articles