Dworshak Fourth Unit
300 MW generation in Clearwater, ID · In queue since August 2013 · Proposed COD July 2019
300 MW
Capacity
1
Components
Hydro
12y 7m
In Queue
Facility Study
IA Status
COD target: 2019
Total Duration
5y 11m
Schedule
82 months past proposed COD
Interconnection request submitted to ISO/RTO
Project undergoes interconnection studies to assess grid impact.
Typical: 18–36 months
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2019-07-01
State
ID
County
Clearwater
Region
West
Developer
—
Utility
Bonneville Power Administration
Entity
BPA
Point of Interconnection
Dworshak Substation.
Data Source
LBNL
News - Dworshak’s “Skeleton Bay” flooded in key step toward regional energy growth
On the banks of the North Fork Clearwater River, a new chapter is being written for one of the Pacific Northwest's most important hydropower...
News - Dworshak’s “Skeleton Bay” flooded in key step toward regional energy growth
On the banks of the North Fork Clearwater River, a new chapter is being written for one of the Pacific Northwest's most important hydropower...
Last updated 2026-03-26