Tennessee · Hydro

Proposed hydro projects in Tennessee

There are 10 proposed hydro projects in Tennessee's interconnection queue, totaling 170 MW of requested capacity. The largest is Queue 648 at 32 MW, and the median planned online year is 2028.

10
Proposed projects
170 MW
Requested capacity
17 MW
Average project size
2028
Median planned online year

All proposed hydro projects in Tennessee

TypeRegionIA Status
Queue 648
648
HydroSoutheastGraingerCluster Study32 MW20242028
Queue 322
322
HydroSoutheastMarionIA Executed27 MW20172021
Queue 323
323
HydroSoutheastMarionIA Executed27 MW20172022
Queue 654
654
HydroSoutheastHamiltonCluster Study24 MW20242028
Queue 655
655
HydroSoutheastHamiltonCluster Study24 MW20242028
Queue 320
320
HydroSoutheastMarionIA Executed11 MW20172019
Queue 321
321
HydroSoutheastMarionIA Executed11 MW20172021
Queue 590
590
HydroSoutheastMarionCluster Study7 MW20232028
Queue 659
659
HydroSoutheastLoudonCluster Study4 MW20242028
Queue 658
658
HydroSoutheastLoudonCluster Study3 MW20242028

Browse Tennessee's full interconnection queue. Compare with operating capacity: 29 operating hydroelectric plants in Tennessee. Nationwide: Hydroelectric plants nationwide.

Source: "Queued Up" (Rand et al., Lawrence Berkeley National Laboratory, 2026 edition) (data as of December 31, 2025).