How many hydroelectric power plants are planned in Arkansas?

1, for 26 MW of nameplate capacity. These are generators developers have reported to EIA, not generators that exist.

What do the status letters mean?

EIA files each planned generator under a status: regulatory approvals pending, under construction at or below half complete, under construction more than half complete, construction complete but not yet in commercial operation, or planned but not yet started. Each row shows its own.

Do these projects always get built?

No. EIA keeps a separate Canceled or Postponed sheet, and projects move between the sheets month to month. This page is the Planned sheet for 2026-07 and nothing more.

Planned hydroelectric power plants in Arkansas

What EIA-860M's Planned sheet says is coming in Arkansas: 1 hydroelectric power plants totalling 26 MW, each with the in-service year its developer reported and the construction status EIA records. A planned project is not a built one.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Planned projects: 1; 3 generating units
Proposed capacity: 26 MW
Earliest in-service year: 2031
Latest in-service year: 2031

Map of planned hydroelectric power plants in Arkansas

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List of planned hydroelectric power plants in Arkansas

Planned hydroelectric power plants in Arkansas

Colonel Charles D. Maynard ProjectConventional Hydroelectric	Maynard Hydroelectric LLC	Jefferson	25.8	3	2031	Regulatory approvals pending. Not under construction

Where they are in the build

Regulatory approvals pending. Not under construction1

Planned hydroelectric power plants in Arkansas: FAQ

How many hydroelectric power plants are planned in Arkansas?: 1, for 26 MW of nameplate capacity. These are generators developers have reported to EIA, not generators that exist.
What do the status letters mean?: EIA files each planned generator under a status: regulatory approvals pending, under construction at or below half complete, under construction more than half complete, construction complete but not yet in commercial operation, or planned but not yet started. Each row shows its own.
Do these projects always get built?: No. EIA keeps a separate Canceled or Postponed sheet, and projects move between the sheets month to month. This page is the Planned sheet for 2026-07 and nothing more.