WaitingForPower
storage · Storage

Royal Slope (Unit RSBA)

Grant, WA

Developer: Royal Slope Solar LLC (IPP Non-CHP)

Capacity
260 MW
Waiting
Stage
Approved, awaiting construction
Verification
Verified (primary source)
Grid region
BPAT
Equipment
Battery storage
Expected online
Oct 2027*

* Approximate / developer-estimated date, not a firm commitment.

Estimated investment waiting

$342.2M

260,000 kW × $1,316/kW typical overnight construction cost (EIA) — the dollar value of the power plant itself sitting in permitting limbo, not a bill estimate. Full methodology.

Location

46.8831, -119.9207 — see the map for this project in context with others.

Public Hearings

Unknown

Hearing details: Unknown

Not available from this project’s data source yet. Check the sources below directly.

Sources

Data quality note: No application-filed date is published by EIA-860M, so days/years waiting cannot be computed until one is added via manual override — only a planned operation date (10/2027) is available.