Jefferson County, Oregon
Jefferson County, Oregon has 16 power projects in the FieldProspects database: 14 operating plants totaling 532.1 MW and 2 planned projects totaling 494 MW. No data center record lists the county. Hydro leads with 509.2 MW across 11 projects. No planned project is past its listed in-service date.
Jefferson County and its neighbors
Counties shaded by data center MW on record, planned to operating. 5 of its 6 neighboring counties have pages of their own. The rest are in the member database.
Data center records planned, under construction and operating, data as of October 8, 2026.Hover a county for its numbers
of the county's operating generation is in the queue as new capacity: 494 MW planned across 2 projects against 532.1 MW operating.
Technology mix
16 projects, 1 GW planned and operating
Power generation in the county
14 plants operate inside Jefferson County, 532.1 MW of hydro and solar. The queue adds 494 MW across 2 projects.
Operating and planned generation by technology
MW in Jefferson County
View as table
| Technology | Status | Projects | MW |
|---|---|---|---|
| Hydro | Operating | 11 | 509.2 |
| Solar | Operating | 3 | 22.9 |
| Solar | Planned | 1 | 247 |
| Battery Storage | Planned | 1 | 247 |
Planned generation by listed in-service year
MW. Years before 2026 are past due.
View as table
| Year | Planned projects | MW |
|---|---|---|
| 2029 | 2 | 494 |
Jefferson County against its neighbors
Crook County has the most data center MW among the neighbors, 608.4 MW. 4 of the 5 have more generation operating than data center MW on record.
| County | Data center records | Data center MW | Operating generation MW | Planned generation MW | Data center MW per MW operating |
|---|---|---|---|---|---|
| Crook County | 13 | 74 | 2.9x | ||
| Wasco County | 7 | 2,103 | 0.26x | ||
| Deschutes County | 1 | 0 | 0.39x | ||
| Jefferson County this page | 0 | 494 | 0x | ||
| Linn County | 0 | 0 | 0x | ||
| Marion County | 3 | 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.
6 counties shownWhat changed since June 4, 2026
2 projects in Jefferson County moved between the two snapshots. Counts and MW are below; the projects themselves are for members.
Every change in Jefferson County
Project, what changed, technology, MW and the dates that moved, for all 2 changes.
| Project | Change | Technology | MW | Previous date | New date |
|---|---|---|---|---|---|
Rows are hidden on public pages. Members see the project behind each change, its developer and the dates that moved.
Every record in Jefferson County
Project name, developer, status, MW, in-service year and the developer’s contacts, for all 16 records. Filter, sort and export to Excel.
| Project or campus | Developer | Status | MW | Year | Contacts |
|---|---|---|---|---|---|
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.
Get alerts for Jefferson County
We email you when a data center or power project in Jefferson County is added, changes status, signs an interconnection agreement or slips its date. One email per snapshot, only when something changed.
Open every campus, project and contact in Jefferson County.
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