Sub K (Tiffin)-Duane Arnold 345kV
Sub K (Tiffin)-Duane Arnold 345kV is a planned battery storage project located in Linn County, Iowa. It would have a capacity of 300 MW. It is expected to come online in October 2027.
- Status
- Planned
- Capacity
- 300 MW
- Location
- Linn County, Iowa
- Developer
- On paid plans
- Expected online
- October 2027
- Balancing authority
- MISO
Location
Linn County, Iowa, outlined on the map
Planned battery storage projects near Sub K (Tiffin)-Duane Arnold 345kV
- Hazleton205 MW. Buchanan County, Iowa
- Duane Arnold200 MW. Buchanan County, Iowa
- BEACON200 MW. Mahaska County, Iowa
- Calamus East200 MW. Clinton County, Iowa
- Quinn200 MW. Franklin County, Iowa
- Army Post 161kV Substation170 MW. Polk County, Iowa
- Army Post 161 kV Substation170 MW. Polk County, Iowa
- Story County150 MW. Story County, Iowa
- Fairfax100 MW. Linn County, Iowa
- Marshalltown 161 kV Substation100 MW. Marshall County, Iowa
- Bison75 MW. Kossuth County, Iowa
- Sub 92 345 kV Substation50 MW. Muscatine County, Iowa
