Alerts Sign in
Show on map
Nickajack — Power plant · Hydro · Tennessee Valley AuthorityWIESSNER ENTERPRISES, LLC — Built · Large load · AL · 8.8 mi awayCrawfish Creek Energy Storage — Permitted · Storage · AL · 200 MW · 12.1 mi away
  • Clean firm
  • Storage
  • Loads
  • In development
  • Operating
  • Size not stated
  • 10 · 100 · 1,000 MW

Nickajack

Power plant · Hydro

Key facts

Power plant · Hydroran 63% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
1968
Net generation, 2025
577,626 MWh
Grid
161 kV to Tennessee Valley Authority (TVA)
Location
Marion County, Tennessee
Operated by
Tennessee Valley AuthoritySourceEIA-860M Preliminary Monthly Electric Generator Inventory

Output

Net generation MWh by year, 2001 to 2025

Operations detail

Details

Who’s behind it

No companies named in filings yet.

Interested in this project?

Set an alert Book a call Join the beta

Our team gets you what you need.

Beta: private project space · data room · readiness check

Technology
Hydro source: “Conventional Hydroelectric”
Age
58 years since 1968
All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
AttributeValue
Gem
Unit ids
G100000603916
Location id
L100000603878
Grid
Nerc region
SERC
Report year
2025
Grid voltage kv
161
Transmission owner
Tennessee Valley Authority
Balancing authority code
TVA
Balancing authority name
Tennessee Valley Authority
Fuel burned (MMBtu), 20251,970,859
Capacity factor, 20250.635
Net generation (MWh), 2025577,626
Balancing authority codeTVA

Timeline

  • In service · EIA-860M

Sources

4 sources

Sources EIA-860M · GEM · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026
  • GEMOpen license, with credit · retrieved Oct 26, 2026Global Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
  • EIAOpen license · retrieved Nov 1, 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
  • EIA-860M Preliminary Monthly Electric Generator Inventory

Every source and license · Attribution

View at source

Around this plant

Nearby

within 15 mi
ProjectKindAwayMW
WIESSNER ENTERPRISES, LLC Built Large load 8.8 mi
Crawfish Creek Energy Storage Permitted Storage 12.1 mi 200

Sources EPA ICIS-Air · EIA-860M

Sources

Attribution