FieldProspects

Cowlitz County, Washington

Cowlitz County, Washington has 16 power projects in the FieldProspects database, all of them operating, 768.4 MW in total, with nothing in the queue. No data center record lists the county. Hydro leads with 342 MW across 8 projects. Data as of October 8, 2026.

Data as of Grid region: PacifiCorp WestRefreshed monthly
16
power projects, planned and operating
0MW
planned generation, 0 projects
768.4MW
operating generation, 16 projects
0
planned projects past their listed in-service date
Map

Cowlitz County and its neighbors

Counties shaded by data center MW on record, planned to operating. 2 of its 4 neighboring counties have pages of their own. The rest are in the member database.

Clark Cowlitz no data centers Wahkiakum Lewis no data centers Skamania no data centers
no data center MWunder 100 MW100 to 1,000 MW1,000 to 5,000 MW5,000 to 15,000 MW15,000 MW or more no page yet

Data center records planned, under construction and operating, data as of October 8, 2026.Hover a county for its numbers

Headline finding
768.4MW

of operating generation across 16 plants, and nothing in the interconnection queue for Cowlitz County.

Operating generation768.4 MW
Planned generation0 MW

Technology mix

16 projects, 768.4 MW planned and operating

Hydro342 MW8 projects, 45%
Natural Gas319 MW2 projects, 42%
Biomass107.4 MW6 projects, 14%
Which companies own these 16 projects?Project names, developers and contacts are for members.See what members get

Power generation in the county

16 plants operate inside Cowlitz County, 768.4 MW. Nothing is in the queue for the county.

Figure 1

Operating and planned generation by technology

MW in Cowlitz County

OperatingPlanned
HydroOperating 342 MW 8 projects
Natural GasOperating 319 MW 2 projects
BiomassOperating 107.4 MW 6 projects
View as table
TechnologyStatusProjectsMW
HydroOperating8342
Natural GasOperating2319
BiomassOperating6107.4
Operating: 768.4 MW. Planned: 0 MW. Nothing is in the queue to add to it.
Source. FieldProspects database: ISO/RTO interconnection queues, EIA-860M and public data center filings, data as of October 8, 2026.

Cowlitz County against its neighbors

None of the 2 neighboring counties with a page lists a data center record. Lewis County has the most operating generation among them, 1.9 GW.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Lewis County 0
0
1,883
0 0x
Cowlitz County this page 0
0
768
0 0x
Skamania County 0
0
240
0 0x

Data center MW counts records planned, under construction and operating. Generation is inside the county only. Neighbors without a page have fewer than three projects on record.

3 counties shown

Every record in Cowlitz County

Project name, developer, status, MW, in-service year and the developer’s contacts, for all 16 records. Filter, sort and export to Excel.

Members only
County: Cowlitz County, WAStatus: all except cancelledSort: MW, largest first 16 records
Project or campusDeveloperStatusMWYearContacts
16 records and 768.4 MW behind this preview

Rows are hidden on public pages. Members see every field and can export up to 1,000 rows a month on Solo, unlimited on Unlimited.

Request access

Get alerts for Cowlitz County

We email you when a data center or power project in Cowlitz County is added, changes status, signs an interconnection agreement or slips its date. One email per snapshot, only when something changed.

One email per snapshot, only when something changed. Unsubscribe any time.

Open every campus, project and contact in Cowlitz County.

Solo is $250 a month for one user. Unlimited is $500 for your whole team. Cancel any time.