TVA-620

TVA-620BetaActiveGasTVALBNL

1,600 MW generation in Trousdale, TN · In queue since June 2024 · Proposed COD June 2031

1,600 MW

Capacity

Components

Gas

1y 11m

In Queue

Cluster Study

IA Status

COD target: 2031

Status

as of 7y 8m ago

Latest milestoneconstruction start · 2016NS Energy · 2018-09-07

Expected COD2019NS Energy · 2018-09-07

Interconnection

Total Duration

7 years

Impact Study25%

Queue EntryJun 12, 2024

Interconnection request submitted to ISO/RTO

Interconnection StudyCurrent

Project undergoes interconnection studies to assess grid impact.

Typical: 18–36 months

Interconnection Agreement

Interconnection agreement not yet executed

Typical: 30–60 days (negotiation)

Commercial Operation

Proposed COD: 2031-06-01

About

TVA-620 is a proposed 1600 MW gas-fired generation project located in Trousdale County, Tennessee. The project, developed by the Tennessee Valley Authority (TVA), entered the TVA interconnection queue on June 12, 2024, with a proposed commercial operation date of June 1, 2031. Its interconnection status is currently in the Cluster Study phase.

The proposed project has been the subject of recent news coverage.

Generated from interconnection queue and public data sources

Project Details

State

County

Trousdale

Grid Region

Southeast

Market

—

Developer

—

Utility

Tennessee Valley Authority

Entity

TVA

Service Type

—

Point of Interconnection

New Central Region Gas Plant

Data Source

LBNL

DeveloperTamil Nadu Generation and Distribution CorporationNS Energy · 2018-09-07

Market Context

Approximate

ISO / RTO: SOUTHEAST
Trading Hub: TVA
Hub Confidence: UNKNOWN

This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.

News & Articles (1)Beta

Last updated 2026-03-31

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Project TVA-620 — Project Summary

TVA-620