Duane Arnold 345kV Substation
Duane Arnold 345kV Substation is a planned solar farm located in Linn County, Iowa. It would have a capacity of 200 MW. It is expected to come online in September 2025.
- Status
- Planned
- Capacity
- 200 MW
- Location
- Linn County, Iowa
- Developer
- On paid plans
- Expected online
- September 2025
- Balancing authority
- MISO
Location
Linn County, Iowa, outlined on the map
Planned solar farms near Duane Arnold 345kV Substation
- Duane Arnold400 MW. Linn County, Iowa
- Hawkeye Solar, LLC250 MW. Clinton County, Iowa
- Hawkeye Solar II, LLC250 MW. Clinton County, Iowa
- SUB 93 LOUISA - SUB T HASKINS 345.0kV250 MW. Louisa County, Iowa
- Obrien - Kossuth 345kV Line (J529 & J590 New Substation)250 MW. Palo Alto County, Iowa
- Killdeer210 MW. Cerro Gordo County, Iowa
- Killdeer210 MW. Cerro Gordo County, Iowa
- Hawkeye Solar, LLC200 MW. Clinton County, Iowa
- Calamus East 161 kV Substation200 MW. Clinton County, Iowa
- Sub 92 345 kV200 MW. Muscatine County, Iowa
- SUB T HASKINS200 MW. Washington County, Iowa
- Fernald200 MW. Story County, Iowa
