FieldProspects

Umatilla County, Oregon

Umatilla County, Oregon has 1.7 GW of data centers on record, planned to operating, across 29 records, against 2.7 GW of generation operating inside the county. The queue adds 604 MW of planned generation across 4 projects. That is 21.2% of Oregon's data center MW.

Data as of Grid region: Bonneville Power AdministrationRefreshed monthly
1.7GW
data centers, planned to operating
29
data center records, not cancelled
21.2%
of Oregon's data center MW
2.7GW
operating generation, 35 projects
604MW
planned generation, 4 projects
1
data center developers active here
Map

Umatilla 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.

Grant Morrow 3.7 GW Wallowa no data centers Union Umatilla 1.7 GW
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
64%

of the generation operating in the county is matched by data center MW on record: 1.7 GW of data centers against 2.7 GW of plants, with 604 MW more planned.

Data centers, planned to operating1.7 GW
Operating generation2.7 GW
Planned generation604 MW

Data centers by status

29 records, 1.7 GW

Operating1.5 GW26 records, 89%
Under construction187.5 MW3 records, 11%
Who owns each of the 29 records?Campus names, developers and contacts are for members.See what members get

The data center pipeline

29 records list a year online or expected, from 2013 to 2027. The largest expected additions are 318.8 MW listed for 2026 and 62.5 MW for 2027.

Figure 1

Data center MW by year online or expected

Records not cancelled, by listed year. 2026 onward is planned or under construction.

Through 20252026 and later
0100200300400 Snapshot year 2013 2015 2017 2019 2021 188 2023 325 2025 319 2027
View as table
YearRecordsMW
2013147
201400
2015135
2016143
201700
20182105
20192105
2020163
20213188
20222125
20233188
20245325
20252131
20265319
2027163
Source. FieldProspects database: ISO/RTO interconnection queues, EIA-860M and public data center filings, data as of October 8, 2026. 29 records with a year
Figure 2

Who is building in Umatilla

Data center developers by MW on record. Top 1 of 1.

Amazon 1.7 GW 29 sites
View as table
DeveloperSitesMW
Amazon291,734
Members see all 1 developer, each campus they own here, and the people who run their site selection and energy procurement.
Aggregates only. Campus names are for members.

Power generation in the county

35 plants operate inside Umatilla County, 2.7 GW. The queue adds 604 MW across 4 projects.

Figure 3

Operating and planned generation by technology

MW in Umatilla County

OperatingPlanned
Natural GasOperating 1.3 GW 7 projects
HydroOperating 990.5 MW 14 projects
WindOperating 406.7 MW 11 projects
WindPlanned 300 MW 1 project
SolarOperating 11 MW 3 projects
SolarPlanned 304 MW 3 projects
View as table
TechnologyStatusProjectsMW
Natural GasOperating71,310.6
HydroOperating14990.5
WindOperating11406.7
WindPlanned1300
SolarOperating311
SolarPlanned3304
Operating: 2.7 GW. Planned: 604 MW. Even if every planned project is built, county generation would reach 3.3 GW against 1.7 GW of data centers.
Source: ISO queues and EIA-860M, via FieldProspects
Figure 4

Planned generation by listed in-service year

MW. Years before 2026 are past due.

Past dueDue 2026 or later
0200400600800 Snapshot year 2 2026 602 2027
View as table
YearPlanned projectsMW
202611.6
20273602.4
No planned project is past its listed year

Umatilla County against its neighbors

Morrow County has the most data center MW among the neighbors, 3.7 GW, more than Umatilla County. 1 of the 2 have more generation operating than data center MW on record.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Morrow County 49
3,654
1,943
2,765 1.9x
Umatilla County this page 29
1,734
2,719
604 0.64x
Wallowa County 0
0
412
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

What changed since June 4, 2026

2 projects in Umatilla County moved between the two snapshots. Counts and MW are below; the projects themselves are for members.

Open the change feed
2
added to a queue, 4 MW
0
came online, started construction or signed an interconnection agreement, 0 MW
0
cancelled, dropped or went inactive, 0 MW
0
slipped their in-service date, 0 MW

Every change in Umatilla County

Project, what changed, technology, MW and the dates that moved, for all 2 changes.

Members only
County: Umatilla County, ORSince June 4, 2026 2 changes
ProjectChangeTechnologyMWPrevious dateNew date
2 changes behind this preview

Rows are hidden on public pages. Members see the project behind each change, its developer and the dates that moved.

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Every record in Umatilla County

Campus or project name, developer, status, MW, year and the developer’s contacts, for all 68 records. Filter, sort and export to Excel.

Members only
County: Umatilla County, ORStatus: all except cancelledSort: MW, largest first 68 records
Project or campusDeveloperStatusMWYearContacts
68 records and 5.1 GW behind this preview

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