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91 MW Hydro operating in Elmore, AL — Southern Company Services, Inc. - Trans
91 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1931
Operating Since
Coordinates
32.5354, -85.8876
County
Elmore, AL
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Alabama Power Co | Alabama Power | — |
| Owner(s) | Alabama Power Co | Southern | — |
| Status | Operating | operating | — |
Thurlow Dam is a 91 MW hydroelectric power plant located in Elmore County, Alabama. The plant began operating in 1931 and utilizes conventional hydroelectric technology. It has three generators and is owned by Southern Company and operated by Alabama Power Co. Thurlow Dam is the 14th largest power plant in Alabama out of 23, and ranks 207th nationally out of 1464 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, Thurlow Dam generated 211,771 MWh of electricity, resulting in a capacity factor of 26.6%. Financial data indicates an installed cost of $662.68 per kW. The plant's operations and related news have been covered in 8 news articles, with 7 focused on industry topics and 1 on regulatory matters.
Generated from EIA, GEM, and public data sources
Grid Region
Southeast
Market
SEEM Participant
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
12.3K MWh
Latest Month
211.8K MWh
Annual Generation
26.6%
Capacity Factor
Run-of-river hydro · ALABAMA POWER COMPANY · Data from 2015–2024
$680/kW
Installed Cost
$5.2/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
This plant's balancing authority participates in the Southeast Energy Exchange Market (SEEM). SEEM is a bilateral exchange — no public nodal pricing.
Last updated 2026-03-26
View all articlesNo ask pi reports yet for this entity.
ask pi about Thurlow DamSouthern Company Services, Inc. - Trans (SOCO)
Grid Voltage
115.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility