Datacenter Sites in Solano County, California

Solano County has 63 scored datacenter candidate sites averaging 47.1/100 DC Readiness, with a catalogued aggregate of 5,704 MW. FEMA rates local natural-hazard risk as "Relatively High".

At a glance

Solano County, California has 63 scored datacenter candidate sites averaging 47.1/100 DC Readiness, roughly in line with the California average of 45.4. It ranks 35th of 58 California counties by number of sites and 17th by average score. The top-scoring site is VACA-DIXON at 58.3/100.

63

Candidate sites

47.1/100

Avg DC Readiness

5,704 MW

Catalogued capacity

theoretical aggregate

Relatively High

Hazard rating

◆ Loading map…

≥ 7560–7540–60≤ 40

Top 25 in Solano County

Site-selection context for Solano County

Datacenter tax incentive

29.96¢/kWh

Commercial electricity

22.93¢/kWh

Industrial electricity

Fiber providers

High

Water stress

$12,901

Land price / acre

1,000

Cooling degree days

2,500

Heating degree days

59°F

Mean annual temp

How does Solano County compare with other counties in California?

By number of scored sites, Solano County ranks 35th of the 58 California counties with a county page, holding 0.7% of the state's 8,490 sites. Its average DC Readiness of 47.1/100 ranks 17th in the state and is about 11% below the national average of 53.0. Nationally it has the 584th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 2 score 55 or higher.

What types of datacenter sites are in Solano County?

Federal Excess sites are the most common (22, 35% of the county's inventory), followed by substation-adjacent (21) and greenfield (12). Site type reflects how the parcel was identified — next to a substation, on a former mine or brownfield, on industrial or federal excess land — and is scored on the same 14 factors either way.

What are power cost, hazard, water and fiber conditions in Solano County?

Industrial electricity averages 22.93¢/kWh and commercial 29.96¢/kWh. FEMA's National Risk Index rates the county "Relatively High" (48). WRI water stress is high. 7 fiber providers report service in the county. The climate runs 1,000 cooling degree days a year with a mean temperature of 59°F. Land is valued around $12,901 an acre.

By site type

Top datacenter sites in Solano County

Top datacenter sites in Solano County
Site	Type	Voltage	Capacity	Queue wait	Score
VACA-DIXON	Substation-Adjacent	500 kV	1,000 MW	7.6 yrs	58.3
TULUCAY	Substation-Adjacent	230 kV	300 MW	7.6 yrs	55.5
PARKWAY	Substation-Adjacent	230 kV	300 MW	7.6 yrs	54.8
DEADEND310155	Substation-Adjacent	230 kV	300 MW	7.6 yrs	54.3
American Canyon Solar Farm	Brownfield	115 kV	3 MW	7.6 yrs	54.1
LAMBIE	Substation-Adjacent	230 kV	300 MW	7.6 yrs	53.8
PEABODY	Substation-Adjacent	230 kV	300 MW	7.6 yrs	53.8
UNKNOWN300352	Substation-Adjacent	230 kV	300 MW	7.6 yrs	53.6
UNKNOWN308227	Substation-Adjacent	230 kV	300 MW	7.6 yrs	53.6
Coca Cola American Canyon	Brownfield	115 kV	1 MW	7.6 yrs	53.4
UNKNOWN306918	Substation-Adjacent	230 kV	300 MW	7.6 yrs	52.9
OZ Solano	Greenfield	—	—	7.6 yrs	50.7
Greenfield (TRACY - None)	Greenfield	500 kV	1,000 MW	7.6 yrs	50.5
WOLFSKILL TAP	Substation-Adjacent	115 kV	100 MW	7.6 yrs	50.5
HALE	Substation-Adjacent	115 kV	100 MW	7.6 yrs	50.4
EC FFE Solano County	Greenfield	—	—	7.6 yrs	50.3
HIGHWAY JUNCTION 2	Substation-Adjacent	115 kV	100 MW	7.6 yrs	50.3
SUISUN	Substation-Adjacent	115 kV	100 MW	7.6 yrs	50.2
JAMESON	Substation-Adjacent	115 kV	100 MW	7.6 yrs	49.9
EC Near Valero Refinery Cogeneration Unit 2	Greenfield	—	—	7.6 yrs	49.8
CORDELIA	Substation-Adjacent	115 kV	100 MW	7.6 yrs	49.8
VACAVILLE TAP	Substation-Adjacent	115 kV	100 MW	7.6 yrs	49.5
BARKER SLOUGH	Substation-Adjacent	115 kV	100 MW	7.6 yrs	49.4
GRAND ISLAND	Substation-Adjacent	115 kV	100 MW	7.6 yrs	49.3
CREEL ENERGY	Substation-Adjacent	115 kV	100 MW	7.6 yrs	49.3

Every scored site in Solano County

All 63 sites, best first.

VACA-DIXON · 58.3
TULUCAY · 55.5
PARKWAY · 54.8
Substation-Adjacent site · 2432002b · 54.3
American Canyon Solar Farm · 54.1
LAMBIE · 53.8
PEABODY · 53.8
Substation-Adjacent site · e38fe453 · 53.6
Substation-Adjacent site · 41f8a5cb · 53.6
Coca Cola American Canyon · 53.4
Substation-Adjacent site · c8a8c7a3 · 52.9
OZ Solano · 96e225fe · 50.7
WOLFSKILL TAP · 50.5
Greenfield (TRACY - None) · 50.5
HALE · 50.4
HIGHWAY JUNCTION 2 · 50.3
EC FFE Solano County · 50.3
SUISUN · 50.2
JAMESON · 49.9
EC Near Valero Refinery Cogeneration Unit 2 · 792d5901 · 49.8
CORDELIA · 49.8
VACAVILLE TAP · 49.5
BARKER SLOUGH · 49.4
CREEL ENERGY · 49.3
VACAVILLE · 49.3
GRAND ISLAND · 49.3
Substation-Adjacent site · 17239d94 · 48.6
OZ Solano · fdc98771 · 48.1
OZ Solano · ca8012b0 · 47.5
EC Near Valero Refinery Cogeneration Unit 2 · 56f41aa0 · 47.2
OZ Solano · 442c40af · 45.9
EC Near Valero Refinery Cogeneration Unit 2 · e609e32c · 44.9
Blgs 617, 621, 995, 997, 999, 1013 and 1015 · 44.9
Vallejo 17.12 acre site · 44.8
CSO NSY Mare Island · 44.8
Vallejo - 505-555 Santa Clara St. · 44.7
St. John's Mine · 44.3
County Hall Records · 44.3
VA Northern California Health Care System · c6209a3e · 44.3
Sacramento Valley National Cemetery · d0c196c4 · 43.6
Solano Project · 7115b01f · 43.5
Solano Project · 13d0aaff · 43.4
EC Near Valero Refinery Cogeneration Unit 2 · 166c8609 · 43.3
Solano Project · b714aa52 · 43.3
Solano Project · 9f55e4e3 · 43.3
Solano Project · b5223cd0 · 43.3
Solano Project · 2281d6bc · 43.1
Greenfield (TAP300022 - None) · 43.1
VA Northern California Health Care System · e85fde1b · 43.1
Solano Project · 138a8e33 · 43.0
Solano Project · d374cd28 · 43.0
Solano Project · 45c0d110 · 43.0
Solano Project · b97f75b8 · 43.0
Solano Project · 0224bc30 · 43.0
Solano Project · 8eac4811 · 42.5
Solano Project · 960a69c3 · 42.5
Solano Project · 47137e49 · 42.4
Solano Project · 85eee93b · 42.3
EC Near Valero Refinery Cogeneration Unit 2 · f1f6de73 · 42.3
Solano Project · 713e69cc · 42.3
Solano Project · 0bbdc9d6 · 42.2
Solano Project · 0119a117 · 41.4
Solano Project · 018a2fe4 · 41.3

Solano County datacenter FAQ

How many datacenter sites are in Solano County?

63 scored datacenter candidate sites, averaging 47.1/100 DC Readiness. That is the 35th-most of 58 California counties with five or more sites.

What is the highest-scoring datacenter site in Solano County?

VACA-DIXON scores 58.3/100 DC Readiness, the highest of the 63 scored sites in Solano County (a substation-adjacent site).

Does Solano County offer datacenter tax incentives?

No datacenter-specific tax incentive is on record for Solano County in the GridCensus county dataset.

What is the natural-hazard risk in Solano County?

FEMA's National Risk Index rates Solano County as "Relatively High" (score 48).

What are industrial electricity rates in Solano County?

Average industrial electricity is 22.93¢/kWh and commercial is 29.96¢/kWh in Solano County.

About this data

Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published November 13, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.

Cite as: GridCensus, “Datacenter candidate sites in Solano County, California”, https://gridcensus.com/datacenter-sites/california/solano-county (data as of November 13, 2026).

Dataset updated November 2026. Screening estimates derived from public data sources.

Go deeper than the public screen

Every site and score for Solano County, California is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.

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