Ohio · Battery

Proposed battery projects in Ohio

There are 13 proposed battery projects in Ohio's interconnection queue, totaling 1.14 GW of requested capacity. The largest is Wombat Solar LLC project at 200 MW, and the median planned online year is 2025.

13
Proposed projects
1.14 GW
Requested capacity
87.6 MW
Average project size
2025
Median planned online year

All proposed battery projects in Ohio

TypeRegionIA Status
Wombat Solar LLC project
AG2-329
BatteryPJMWyandotSystem Impact Study200 MW20252024
Flint Grid
AF1-062
BatteryPJMLickingIA Executed200 MW20192027
Clermont County Solar Projectsusp.
AF1-045
BatteryPJMClermontIA Executed152.2 MW20192025
Butterfly Meadows
AG1-411
BatteryPJMVan WertFeasibility Study100 MW20202024
Prairie Flyer Energy Storage
AG1-207
BatteryPJMMontgomeryIA Executed85 MW20202028
Chinchilla Solar LLC project
AG2-289
BatteryPJMSenecaSystem Impact Study66.6 MW20252024
Hardin Energy Center – Storage IIsusp.
AE2-216
BatteryPJMHardinIA Executed55 MW20192026
Cadence Energy Storagesusp.
AD2-096
BatteryPJMUnionIA Executed50 MW20182026
Hardin Energy Center – Storage Isusp.
AD2-091
BatteryPJMHardinIA Executed50 MW20182025
Paulding Storage II
AF2-376
BatteryPJMPauldingSystem Impact Study50 MW20202023
Timber Road Storage III
AF2-377
BatteryPJMPauldingIA Executed50 MW20202029
Vinton Energy Storagesusp.
AE1-093
BatteryPJMVintonIA Executed42 MW20182026
Chinchilla Solar LLC project
AG2-290
BatteryPJMSenecaSystem Impact Study38.4 MW20252024

Browse Ohio's full interconnection queue. Compare with operating capacity: 5 operating storage plants in Ohio. Nationwide: Storage plants nationwide.

Source: "Queued Up" (Rand et al., Lawrence Berkeley National Laboratory, 2026 edition). Data: LBNL backbone through December 31, 2025; ISO-region statuses refreshed monthly (last: July 2026); non-ISO West and Southeast as of the LBNL edition.