Sign in

Worcester County, MA interconnection queue

2 interconnection applications are pending in Worcester County, MA, requesting 384 MW of new generating capacity, as of 15 August 2026. 17 projects have been built here and 84 have been withdrawn since 1996.

Pending applications
2
of 103 ever filed
Capacity queued
384 MW
requested, not committed
Already built
144 MW
17 projects connected
Built vs decided
16.8%
84 withdrawn
Median wait
3.0 yr
for applications still pending
Connected capacity
1.9 GW
indicator, see note

Source: interconnection queues published by ISONE. 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 Worcester County, by fuel

FuelProjectsCapacity requested
Battery2384 MW

Outcomes of every application filed here

OutcomeProjectsCapacityShare
Built17144 MW16.5%
Still pending2384 MW1.9%
Withdrawn846.1 GW81.6%
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
Combined CycleGas1.0 GWwithdrawn2015-11ISONE
Combined Cycle CNR OnlyGas586 MWwithdrawn2015-02ISONE
Battery StorageBattery408 MWwithdrawn2024-04ISONE
Battery StorageBattery300 MWwithdrawn2024-04ISONE
Battery StorageBattery300 MWwithdrawn2023-04ISONE
Battery StorageBattery262 MWwithdrawn2023-06ISONE
Battery StorageBattery205 MWwithdrawn2024-06ISONE
Battery StorageBattery204 MWactive2022-10ISONE
Battery StorageBattery200 MWwithdrawn2023-04ISONE
Gas TurbineGas190 MWwithdrawn2006-10ISONE
Battery StorageBattery190 MWwithdrawn2023-12ISONE
Gas TurbineGas188 MWwithdrawn2008-12ISONE
Battery StorageBattery180 MWactive2024-05ISONE
Gas TurbineGas159 MWwithdrawn2007-05ISONE
Battery StorageBattery158 MWwithdrawn2022-08ISONE

How this county ranks

Worcester County ranks #712 of 1,607 US counties by capacity currently queued, and #8 of 12 in Massachusetts.

Other Massachusetts counties in the queue

CountyPendingCapacity queued
Bristol County21.4 GW
Middlesex County51.3 GW
Suffolk County2550 MW
Barnstable County1500 MW
Norfolk County2470 MW
Berkshire County2426 MW
Essex County2425 MW
Hampden County2295 MW

Go deeper on Worcester 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 Worcester County on the map County reports All of Massachusetts