135 MW Hydro operating in Randolph, AL — Southern Company Services, Inc. - Trans
135 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1983
Operating Since
Coordinates
33.2583, -85.6161
County
Randolph, AL
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Alabama Power Co | Alabama Power | — |
| Owner(s) | Alabama Power Co | Southern | — |
| Status | Operating | operating | — |

R. L. Harris Dam is a hydroelectric dam in Randolph County, Alabama, the fourth of four such dams on the Tallapoosa River.
Read more on WikipediaHarris Dam is a 135 MW hydroelectric power plant located in Randolph County, Alabama. The plant began operating in 1983 and is owned and operated by Alabama Power Company, a subsidiary of Southern Company. It utilizes conventional hydroelectric technology with two generators and its primary fuel source is water (WAT). Harris Dam is located within the Southern Company Services, Inc. - Trans balancing authority and the SERC NERC region.
The plant's latest annual generation was 115,607 MWh, resulting in a capacity factor of 9.7%. According to available data, the installed cost per kW was $1,853.67. Harris Dam is ranked as the 9th largest power plant out of 13 in Alabama, and 142nd out of 194 hydroelectric plants nationally. Financial data for the plant is sourced from FERC filings.
Generated from EIA, GEM, and public data sources
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
7.0K MWh
Latest Month
115.6K MWh
Annual Generation
9.7%
Capacity Factor
$1,868/kW
Installed Cost
$12.2/MWh
Operating Cost
ALABAMA POWER COMPANY
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
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Last updated 2026-03-25
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