FieldProspects

Calaveras County, California

Calaveras County, California has 13 power projects in the FieldProspects database: 9 operating plants totaling 284.6 MW and 4 planned projects totaling 948.9 MW. No data center record lists the county. Battery Storage leads with 948.9 MW across 4 projects.

Data as of Grid region: California ISO (CAISO)Refreshed monthly
13
power projects, planned and operating
948.9MW
planned generation, 4 projects
284.6MW
operating generation, 9 hydro projects
0
planned projects past their listed in-service date
Map

Calaveras County and its neighbors

Counties shaded by data center MW on record, planned to operating. 4 of its 5 neighboring counties have pages of their own. The rest are in the member database.

Amador 41 MW Tuolumne no data centers Stanislaus no data centers Alpine San Joaquin no data centers Calaveras 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
3.3times

more planned than operating generation in Calaveras County. 4 projects in the queue would add 948.9 MW to the 284.6 MW operating today.

Operating generation284.6 MW
Planned generation948.9 MW

Technology mix

13 projects, 1.2 GW planned and operating

Battery Storage948.9 MW4 projects, 77%
Hydro284.6 MW9 projects, 23%
Which companies own these 13 projects?Project names, developers and contacts are for members.See what members get

Power generation in the county

9 plants operate inside Calaveras County, 284.6 MW of hydro. The queue adds 948.9 MW across 4 projects.

Figure 1

Operating and planned generation by technology

MW in Calaveras County

OperatingPlanned
Battery StoragePlanned 948.9 MW 4 projects
HydroOperating 284.6 MW 9 projects
View as table
TechnologyStatusProjectsMW
Battery StoragePlanned4948.9
HydroOperating9284.6
Operating: 284.6 MW. Planned: 948.9 MW. If every planned project is built, county generation would reach 1.2 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
02505007501k 848 2028 101 2029
View as table
YearPlanned projectsMW
20283847.9
20291101
No planned project is past its listed year

Calaveras County against its neighbors

Amador County has the most data center MW among the neighbors, 41 MW. 4 of the 4 have more generation operating than data center MW on record.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Amador County 1
41
234
0 0.18x
San Joaquin County 0
0
1,609
4,988 0x
Stanislaus County 0
0
1,505
1,443 0x
Tuolumne County 0
0
1,166
0 0x
Calaveras County this page 0
0
285
949 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.

5 counties shown

Every record in Calaveras County

Project name, developer, status, MW, in-service year and the developer’s contacts, for all 13 records. Filter, sort and export to Excel.

Members only
County: Calaveras County, CAStatus: all except cancelledSort: MW, largest first 13 records
Project or campusDeveloperStatusMWYearContacts
13 records and 1.2 GW behind this preview

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