Battery storage in Washington

20 battery storage projects are in development in Washington, 2 of them under construction, with 1 already operating. Read daily from 10 public sources. Who is building each one, and who to call, is in the app.

Request access Next to break ground

20in development

0of them pre-construction

2of them under construction

1operating

17 queued1 financed2 under construction

Construction starts by year

Projects by the year construction starts or started, stacked by where each one stands today.

under constructionfinancedqueued

Next to break ground

The three battery storage projects in Washington closest to breaking ground.

BPA request G0656Grant County
Financed · 500 MW · start est. 2027 Q4
Builder: not yet named
BPA request G0608Klickitat County
Queued · 1,200 MW · start est. 2026 Q4
Builder: not yet named
BPA request G0717Klickitat County
Queued · 75 MW · start est. 2026 Q4
Builder: not yet named

Every battery storage project in Washington, with builders and contacts

Battery storage in Washington, by county

Klickitat County 3 Douglas County 3 Benton County 2 Grant County 2 Yakima County 1

Also in Washington

Every industry in Washington Utility solar in Washington

Battery storage in other states

Questions

Battery storage in Washington, in short.

How many battery storage projects are in development in Washington?

20 battery storage projects are in development in Washington, 0 of them in pre-construction and 2 under construction, with 1 already operating.

Which battery storage projects in Washington are next to break ground?

The battery storage projects in Washington most likely to start work next are BPA request G0656 in Grant County, BPA request G0608 in Klickitat County and BPA request G0717 in Klickitat County. Who is building each one, and who to call, is in the subscriber record.

Where does the Washington battery storage data come from?

From 10 public sources read daily: grid interconnection queues, construction permits, county records, state siting and procurement filings, and satellite imagery. Each value links to its record.