HORSESHOE
Substation-AdjacentSacramento County, California · CAISO
At a glance
HORSESHOE is a substation-adjacent datacenter candidate site in Sacramento County, California, scoring 51.8/100 DC Readiness — 51st of 240 scored sites in the county. Its nearest substation is HORSESHOE (0 mi, 115 kV). It sits in the CAISO grid region and the PACIFIC GAS & ELECTRIC CO. service territory, where interconnection has averaged 7.6 years from request to operation. GridCensus catalogs 100 MW of candidate capacity here.
Power & interconnection
Speed to power
Deep queue and long historical waits — plan for a multi-year interconnection timeline and engage the utility early.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
No notable statewide DC restriction on record; confirm local zoning and utility tariffs.
Site location
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How does HORSESHOE compare with other sites in Sacramento County?
HORSESHOE ranks 51st of 240 scored candidate sites in Sacramento County. Its 51.8/100 is roughly in line with the county average of 48.6. It is about 14% above the California average of 45.4 and roughly in line with the national average of 53.2.
Against the California average, its strongest sub-score is power availability (56 vs 36) and its weakest is water (24 vs 27). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is HORSESHOE to power, fiber and other datacenters?
The nearest mapped substation, HORSESHOE, is about 0 miles away and operates at 115 kV. The nearest located transmission bottleneck is 32218_DRUM _115_32244_BRNSWKT2_115_BR_2 _1 (CAISO), 37 miles away. For connectivity, the nearest internet exchange facility is Quest Roseville at 8.8 miles. 10 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Quest Roseville, 8.8 miles away.
What are the flood, water and hazard risks at HORSESHOE?
At the county level, FEMA's National Risk Index rates Sacramento County "Relatively High".
Full DC Readiness breakdown
All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.
Nearby comparable sites
Other scored datacenter candidate sites in Sacramento County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNKNOWN302253 | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 58.0 |
| STATION A | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 57.8 |
| NORTH CITY | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 57.8 |
| STATION B | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 57.7 |
| STATION D | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 57.7 |
| FIDDYMENT | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 57.6 |
| NATOMAS | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 57.2 |
| BERRY ST. | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 57.0 |
HORSESHOE: common questions
What is the DC Readiness score of HORSESHOE?
HORSESHOE scores 51.8/100 on the GridCensus DC Readiness scale, rated fair. It ranks 51st of 240 scored sites in Sacramento County. The Sacramento County average is 48.6 and the California average is 45.4.
What is the nearest substation to HORSESHOE?
The nearest mapped substation is HORSESHOE, about 0 miles away, at 115 kV. GridCensus catalogs 100 MW of candidate capacity for the site.
Which electric utility serves HORSESHOE?
PACIFIC GAS & ELECTRIC CO. (investor owned) holds the retail service territory that contains the site; its holding company is PACIFIC GAS & ELECTRIC CORPORATION.
What grid region is HORSESHOE in?
HORSESHOE is in the CAISO region. Projects interconnecting there have averaged a 7.6-year wait from queue request to operation.
How far is HORSESHOE from an internet exchange?
The nearest internet exchange facility is Quest Roseville, about 8.8 miles away; 10 fiber providers report service at the location.
Related pages
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 October 10, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “HORSESHOE, Sacramento County, CA”, https://gridcensus.com/datacenter-sites/california/sacramento-county/horseshoe-b0befc4a (data as of October 10, 2026).
Dataset updated . Screening estimates derived from public data sources.
Figures are screening estimates derived from public infrastructure data. Catalogued capacity reflects theoretical candidate capacity, not deliverable or committed interconnection. Confirm all values with the utility, ISO, and on-the-ground due diligence.
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