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Marion County, TN interconnection queue

5 interconnection applications are pending in Marion County, TN, requesting 83 MW of new generating capacity, as of 15 August 2026. 1 projects have been built here and 1 have been withdrawn since 2001.

Pending applications
5
of 7 ever filed
Capacity queued
83 MW
requested, not committed
Already built
4 MW
1 projects connected
Built vs decided
50.0%
1 withdrawn
Median wait
9.0 yr
for applications still pending
Connected capacity
104 MW
indicator, see note

Source: interconnection queues published by TVA. Parsed and normalised by Watt Street. Data as of 15 August 2026. A queued project is a request, not a commitment.

What is waiting in Marion County, by fuel

FuelProjectsCapacity requested
Hydro583 MW

Outcomes of every application filed here

OutcomeProjectsCapacityShare
Built14 MW14.3%
Still pending583 MW71.4%
Withdrawn11.5 GW14.3%
Suspended0—0.0%

Withdrawal is the ordinary outcome of an interconnection application nationally, not a sign of a problem in this county. Most withdrawals are a developer testing a site and moving on.

The largest projects on file

ProjectFuelCapacityStatusFiledQueue
173Other1.5 GWwithdrawn2001-07TVA
322Hydro27 MWactive2017-08TVA
323Hydro27 MWactive2017-08TVA
320Hydro11 MWactive2017-08TVA
321Hydro11 MWactive2017-08TVA
590Hydro7 MWactive2023-11TVA
232Hydro4 MWcompleted2012-02TVA

How this county ranks

Marion County ranks #1121 of 1,607 US counties by capacity currently queued, and #13 of 24 in Tennessee.

Other Tennessee counties in the queue

CountyPendingCapacity queued
Trousdale County22.4 GW
Shelby County71.8 GW
Haywood County31.2 GW
Humphreys County3950 MW
Fayette County2839 MW
Hawkins County2325 MW
Hardeman County1250 MW
Lawrence County1195 MW

Go deeper on Marion County

The interactive map plots every one of these applications, and a generated county report puts them in a sourced PDF with the date each figure was true on every page.

Open Marion County on the map County reports All of Tennessee