Wansley Unit 9 — Plant Summary
- EIA Plant ID
- 7946
- Capacity
- 594.1 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combined Cycle
- Status
- Operating
- Location
- Heard, GA
- Operating Since
- 2004
- Generators
- 3
- Operator
- Municipal Electric Authority
- Parent Company
- Municipal Electric Authority of Georgia
- Annual Generation
- 2,201,110 MWh
- Capacity Factor
- 42.5%
- Balancing Authority
- Southern Company Services, Inc. - Trans
- ISO/RTO
- —
- NERC Region
- SERC
Wansley Unit 9
OperatingNatural Gas
Ranked #15 of 30 Natural Gas plants in GA#407 of 2009 nationally
594.1 MW Natural Gas operating in Heard, GA — Southern Company Services, Inc. - Trans
EIAGEMWD
594.1 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2004
Operating Since
Location
Coordinates
33.4081, -85.0398
County
Heard, GA
Nearby Plants
- Chattahoochee Energy FacilityNatural Gas539.7 MW · 0.2 km
- Wansley Combined CycleNatural Gas1239 MW · 0.3 km
- Hawk Road FacilityNatural Gas495 MW · 7.1 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Municipal Electric Authority | Municipal Electric Authority of Georgia | — |
| Owner(s) | Municipal Electric Authority | Municipal Electric Authority of Georgia | — |
| Status | Operating | — | — |
Ownership Chain
About
Wansley Unit 9 is a 594.1 MW natural gas-fired combined cycle power plant located in Heard County, Georgia. The plant began operating in 2004 and consists of 3 generators. It is owned by the Municipal Electric Authority of Georgia and operated by Municipal Electric Authority. Wansley Unit 9 ranks as the 15th largest power plant in Georgia out of 26, and 412th nationally out of 945 plants.
The plant operates within the Southern Company Services, Inc. - Trans balancing authority and the SERC NERC region. In the most recent year with available data, Wansley Unit 9 generated 2,201,110 MWh of electricity, achieving a capacity factor of 42.5%.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
SERC
Balancing Authority
Southern Company Services, Inc. - Trans
Grid Voltage
230 kV
Regulatory Status
RE
Entity Type
Municipal
Sector
Electric Utility
Generation
5.8K MWh
Latest Month
2.2M MWh
Annual Generation
42.5%
Capacity Factor
Jan 2023 – Dec 2025
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
General
Digital upgrades coming to Georgia’s Wansley Unit 9 plant
The Municipal Electric Authority of Georgia plans to modernize operations at its Wansley Unit 9 combined cycle power plant.
Power Engineering·4 years ago
General
Digital upgrades coming to Georgia’s Wansley Unit 9 plant
The Municipal Electric Authority of Georgia plans to modernize operations at its Wansley Unit 9 combined cycle power plant.
Power Engineering·4 years ago
Industry·technology
Digital upgrades coming to Georgia’s Wansley Unit 9 plant
The Municipal Electric Authority of Georgia plans to modernize operations at its Wansley Unit 9 combined cycle power plant.
Municipal Electric Authority of Georgia (operator)Georgia (other)
Power Engineering·4 years ago
General
Digital upgrades coming to Georgia’s Wansley Unit 9 plant
The Municipal Electric Authority of Georgia plans to modernize operations at its Wansley Unit 9 combined cycle power plant.
Power Engineering·4 years ago
Last updated 2026-03-26
View all 10 articles