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1800 MW Sub. Coal operating in Independence, AR — Midcontinent Independent Transmission System Operator, Inc..
1,800 MW
Nameplate Capacity
2
Generators
units
Conventional Steam Coal
Technology
1983
Operating Since
Coordinates
35.6784, -91.4088
County
Independence, AR
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Entergy Arkansas LLC | — | — |
| Owner(s) | Arkansas Electric Coop Corp, City Water and Light Plant, City of Osceola - (AR), City of West Memphis - (AR), Conway Corporation, East Texas Electric Coop, Inc, Entergy Arkansas LLC, Entergy Mississippi LLC, Entergy Power, LLC | — | — |
| Status | Operating | — | — |
Independence Power Plant is a 1,678-megawatt coal-fired base load power plant near Newark, Arkansas. The plant has two units, rated at 850 MWe each, that came online in 1983 and 1984. The plant is owned in part by Entergy Arkansas. It has a 305-meter chimney built in 1983.
Read more on WikipediaThe Independence Steam Electric Station is a 1,800 MW coal-fired power plant located in Independence County, Arkansas. The plant began operating in 1983 and is owned and operated by Entergy Arkansas LLC. It consists of two conventional steam coal generators and utilizes subbituminous coal (SUB) as its primary fuel. The plant is the second-largest of five power plants in Arkansas and ranks tenth out of 75 similar plants nationally.
The Independence plant operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority and the SERC NERC region. In its latest year of reported generation, the plant produced 6,535,520 MWh of electricity, achieving a capacity factor of 41.3%. Financial data indicates an installed cost of $140.98 per kW, based on FERC filings.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
161.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
947.7K MWh
Latest Month
6.5M MWh
Annual Generation
41.3%
Capacity Factor
CO₂ Intensity
2567 lb/MWh
NOx
2 lb/MWh
SO₂
5 lb/MWh
CH₄
0.261 lb/MWh
N₂O
0.038 lb/MWh
Capacity Factor
30.1%
Annual Net Gen
4743 GWh
CO₂eq
2584 lb/MWh
Subregion
SERC Mississippi Valley
Steam turbine · entergy mississippi, llc · Data from 2015–2024
$164/kW
Installed Cost
$0/kW
Annual CapEx
$32.3/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Point of Interconnection
Nearest Substation
Independence Substation · 500 kV
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
MISO
LMP Node
EAI.INDEPEND1
Pricing Hub
ARKANSAS.HUB
Location Type
Generation Node
Node Source
EIA-860 direct report
Last updated 2026-03-26
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