FieldProspects

Placer County, California

Placer County, California has 49 power projects in the FieldProspects database: 42 operating plants totaling 773.2 MW and 7 planned projects totaling 1 GW. No data center record lists the county. Solar leads with 600.2 MW across 5 projects. No planned project is past its listed in-service date.

Data as of Grid region: California ISO (CAISO)Refreshed monthly
49
power projects, planned and operating
1GW
planned generation, 7 projects
773.2MW
operating generation, 42 projects
0
planned projects past their listed in-service date
Map

Placer County and its neighbors

Counties shaded by data center MW on record, planned to operating. 5 of its 5 neighboring counties have pages of their own. The rest are in the member database.

El Dorado no data centers Nevada no data centers Yuba no data centers Sacramento 109.6 MW Sutter no data centers Placer 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
1.3times

more planned than operating generation in Placer County. 7 projects in the queue would add 1 GW to the 773.2 MW operating today.

Operating generation773.2 MW
Planned generation1 GW

Technology mix

49 projects, 1.8 GW planned and operating

Solar600.2 MW5 projects, 33%
Battery Storage428.1 MW5 projects, 24%
Hydro410.3 MW18 projects, 23%
4 other technologies357.9 MW21 projects, 20%
Which companies own these 49 projects?Project names, developers and contacts are for members.See what members get

Power generation in the county

42 plants operate inside Placer County, 773.2 MW. The queue adds 1 GW across 7 projects.

Figure 1

Operating and planned generation by technology

MW in Placer County

OperatingPlanned
SolarOperating 4 MW 2 projects
SolarPlanned 596.2 MW 3 projects
Battery StorageOperating 1 MW 1 project
Battery StoragePlanned 427.1 MW 4 projects
HydroOperating 410.3 MW 18 projects
Natural GasOperating 291 MW 7 projects
BiomassOperating 47.1 MW 2 projects
OilOperating 15 MW 6 projects
Landfill GasOperating 4.8 MW 6 projects
View as table
TechnologyStatusProjectsMW
SolarOperating24
SolarPlanned3596.2
Battery StorageOperating11
Battery StoragePlanned4427.1
HydroOperating18410.3
Natural GasOperating7291
BiomassOperating247.1
OilOperating615
Landfill GasOperating64.8
Operating: 773.2 MW. Planned: 1 GW. If every planned project is built, county generation would reach 1.8 GW.
Source. FieldProspects database: ISO/RTO interconnection queues, EIA-860M and public data center filings, data as of October 8, 2026.
Figure 2

Planned generation by listed in-service year

MW. Years before 2026 are past due.

Past dueDue 2026 or later
0200400600 Snapshot year 518 2026 5 2027 500 2028
View as table
YearPlanned projectsMW
20264518.3
202715
20282500
No planned project is past its listed year

Placer County against its neighbors

Sacramento County has the most data center MW among the neighbors, 109.6 MW. 5 of the 5 have more generation operating than data center MW on record.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Sacramento County 7
110
1,750
719 0.06x
Sutter County 0
0
905
688 0x
El Dorado County 0
0
779
0 0x
Placer County this page 0
0
773
1,023 0x
Yuba County 0
0
367
4 0x
Nevada County 0
0
110
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 shown

What changed since June 4, 2026

3 projects in Placer 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, 2.3 MW
0
came online, started construction or signed an interconnection agreement, 0 MW
0
cancelled, dropped or went inactive, 0 MW
1
slipped its in-service date, 5 MW

Every change in Placer County

Project, what changed, technology, MW and the dates that moved, for all 3 changes.

Members only
County: Placer County, CASince June 4, 2026 3 changes
ProjectChangeTechnologyMWPrevious dateNew date
3 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 Placer County

Project name, developer, status, MW, in-service year and the developer’s contacts, for all 49 records. Filter, sort and export to Excel.

Members only
County: Placer County, CAStatus: all except cancelledSort: MW, largest first 49 records
Project or campusDeveloperStatusMWYearContacts
49 records and 1.8 GW behind this preview

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