Lay Dam — Plant Summary
- EIA Plant ID
- 15
- Capacity
- 177 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Chilton, AL
- Operating Since
- 1967
- Generators
- 6
- Operator
- Alabama Power Co
- Parent Company
- Southern
- Annual Generation
- 454,356 MWh
- Capacity Factor
- 29.2%
- Balancing Authority
- Southern Company Services, Inc. - Trans
- ISO/RTO
- —
- NERC Region
- SERC
Lay Dam
OperatingHydro
Ranked #6 of 23 Hydro plants in AL#107 of 1454 nationally
177 MW Hydro operating in Chilton, AL — Southern Company Services, Inc. - Trans
EIAGEMWD
177 MW
Nameplate Capacity
6
Generators
units
Conventional Hydroelectric
Technology
1967
Operating Since
Location
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Alabama Power Co | Alabama Power | — |
| Owner(s) | Alabama Power Co | Southern | — |
| Status | Operating | operating | — |
Ownership Chain
About
Lay Dam is a hydroelectric power dam on the Coosa River in Chilton County and Coosa County, near Clanton, Alabama.
Read more on WikipediaLay Dam is a 177 MW hydroelectric power plant located in Chilton County, Alabama. The plant, which began operating in 1967, utilizes conventional hydroelectric technology and consists of 6 generators. It is owned by Southern Company and operated by Alabama Power Co. The primary fuel source for electricity generation is water (WAT). Lay Dam is the 6th largest hydroelectric plant in Alabama out of 13 such plants, and ranks 107th nationally out of 194.
In the most recent year with available data, Lay Dam generated 454,356 MWh of electricity, resulting in a capacity factor of 29.2%. The plant operates within the Southern Company Services, Inc. - Trans balancing authority and the SERC NERC region. Financial data indicates an installed cost of $470.33 per kW.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
SERC
Balancing Authority
Southern Company Services, Inc. - Trans
Grid Voltage
115 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
36.5K MWh
Latest Month
454.4K MWh
Annual Generation
29.2%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$784/kW
Installed Cost
$3.6/MWh
Operating Cost
ALABAMA POWER COMPANY
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
Deals·other
U.S.-Japan investment framework takes shape around massive natural gas power projects
A 9.2 GW project in southern Ohio and up to 10 GW of NextEra hubs in Texas and Pennsylvania mark the first concrete steps under Japan's $550 billion U.S. commitment
NextEra (developer)
Power Engineering·3 days ago
General
U.S.-Japan investment framework takes shape around massive natural gas power projects
A 9.2 GW project in southern Ohio and up to 10 GW of NextEra hubs in Texas and Pennsylvania mark the first concrete steps under Japan's $550 billion U.S. commitment
Power Engineering·3 days ago
General
U.S.-Japan investment framework takes shape around massive natural gas power projects
A 9.2 GW project in southern Ohio and up to 10 GW of NextEra hubs in Texas and Pennsylvania mark the first concrete steps under Japan's $550 billion U.S. commitment
Power Engineering·3 days ago
General
U.S.-Japan investment framework takes shape around massive natural gas power projects
A 9.2 GW project in southern Ohio and up to 10 GW of NextEra hubs in Texas and Pennsylvania mark the first concrete steps under Japan's $550 billion U.S. commitment
Power Engineering·3 days ago
Last updated 2026-03-25
View all 10 articles