Dow St Charles Operations — Plant Summary
- EIA Plant ID
- 50152
- Capacity
- 323.6 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combined Cycle
- Status
- Operating
- Location
- St Charles, LA
- Operating Since
- 1996
- Generators
- 4
- Operator
- Dow Chemical Co - St Charles
- Parent Company
- —
- Annual Generation
- 1,938,452 MWh
- Capacity Factor
- 68.4%
- Balancing Authority
- Midcontinent Independent Transmission System Operator, Inc..
- ISO/RTO
- MISO
- NERC Region
- SERC
Dow St Charles Operations
OperatingNatural Gas
Ranked #23 of 52 Natural Gas plants in LA#617 of 2009 nationally
323.6 MW Natural Gas operating in St Charles, LA — Midcontinent Independent Transmission System Operator, Inc..
EIAWD
323.6 MW
Nameplate Capacity
4
Generators
units
Natural Gas Fired Combined Cycle
Technology
1996
Operating Since
Location
Coordinates
29.9861, -90.4414
County
St Charles, LA
Nearby Plants
- Taft Cogeneration FacilityNatural Gas894.2 MW · 1.8 km
- Little GypsyNatural Gas1002.9 MW · 2.9 km
- Waterford 3Nuclear1199.8 MW · 3.1 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Dow Chemical Co - St Charles | — | — |
| Owner(s) | Dow Chemical Co - St Charles | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Dow St Charles Operations is a 323.6 MW natural gas-fired combined cycle power plant located in St Charles County, Louisiana. The plant began operating in 1996 and is owned and operated by Dow Chemical Co - St Charles. It consists of 4 generators.
The plant's latest annual generation was 1,938,452 MWh, resulting in a capacity factor of 68.4%. Dow St Charles Operations is connected to the Midcontinent Independent Transmission System Operator (MISO) and is within the SERC Reliability Corporation NERC region. In terms of capacity, the plant ranks 22nd out of 32 power plants in Louisiana and 618th out of 945 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
13.8 kV
Regulatory Status
NR
Entity Type
Industrial
Sector
Industrial CHP
Generation
172.6K MWh
Latest Month
1.9M MWh
Annual Generation
68.4%
Capacity Factor
Jan 2023 – Dec 2025
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
MISO
LMP Node
EES.TAFTCOGEN
Pricing Hub
LOUISIANA.HUB
Location Type
Generation Node
Node Source
Curated node match
News & Articles (4)Beta
Industry·corporate
Air Liquide to invest up to $200M in Louisiana to support industrial growth
Air Liquide announced on Monday that it will invest up to $200 million in Louisiana to modernize and connect an Air Separation Unit (ASU) to its existing...
Air Liquide (operator)
10/12 Industry Report·8 months ago
Industry·corporate
Air Liquide to invest up to 200M USD in Louisiana, U.S. to support industrial growth
Air Liquide will invest up to 200 million US dollars in Louisiana, US, to modernize and connect an Air Separation Unit (ASU) to its existing network.
Air Liquide (operator)
Air Liquide·8 months ago
General
NORTH AMERICAN POWER PLANT - AIR EMISSIONS
No, Plant Name, Country, State /Province, Primary Fuel, Electricity Generation (MWh), Emission Rate (kg/MW-h), Total Emissions
Commission for Environmental Cooperation·1 years ago
Industry·technology
Hitting a wall: Only technology can take maintenance to the next level
Dow's corporate office began taking a hard look at how it might better assimilate technology into the industrial maintenance space, with the goal of taking it...
Dow (operator)
10/12 Industry Report·4 years ago
Last updated 2026-03-26
View all articles