TVA-489
1,689 MW generation in Roane, TN · In queue since December 2021 · Proposed COD June 2026
1,689 MW
Capacity
1
Components
Gas
4y 5m
In Queue
Facility Study
IA Status
COD target: 2026
Total Duration
4y 6m
Interconnection request submitted to ISO/RTO
Project undergoes interconnection studies to assess grid impact.
Typical: 18–36 months
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2026-06-01
TVA-489 is a proposed generation project located in Roane County, Tennessee. The project, under development by the Tennessee Valley Authority (TVA), is a 1689 MW gas-fired power generation facility. It is listed in the TVA interconnection queue as of December 9, 2021, with a proposed commercial operation date of June 1, 2026. The project's interconnection status is currently in the Facility Study phase.
The proposed project is linked to the existing Kingston Fossil Plant. It has appeared in recent news coverage regarding TVA's generation plans.
Generated from interconnection queue and public data sources
State
TN
County
Roane
Grid Region
Southeast
Market
—
Developer
—
Utility
Tennessee Valley Authority
Entity
TVA
Service Type
—
Point of Interconnection
Kingston Fossil Plant
Data Source
LBNL
- 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.
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