North Fork Mill
IndustrialMadera County, California · CAISO
At a glance
North Fork Mill is an industrial datacenter candidate site in Madera County, California, scoring 40.7/100 DC Readiness — 167th of 168 scored sites in the county. 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.
Power & interconnection
Speed to power
Deep queue and long historical waits — plan for a multi-year interconnection timeline and engage the utility early.
Connectivity
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 North Fork Mill compare with other sites in Madera County?
North Fork Mill ranks 167th of 168 scored candidate sites in Madera County. Its 40.7/100 is roughly in line with the county average of 44.2. It is about 10% below the California average of 45.4 and about 23% below the national average of 53.2.
Against the California average, its strongest sub-score is natural hazard (52 vs 51) and its weakest is fiber connectivity (49 vs 66). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is North Fork Mill to power, fiber and other datacenters?
The nearest located transmission bottleneck is 34366_SANGER _115_34370_MC CALL _115_BR_3 _1 (CAISO), 40 miles away. For connectivity, the nearest internet exchange facility is Unwired FAT1 - Fresno Colocation at 31.5 miles. 7 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Unwired FAT1 - Fresno Colocation, 31.5 miles away.
What are the flood, water and hazard risks at North Fork Mill?
At the county level, FEMA's National Risk Index rates Madera 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 Madera County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| STOREY | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 54.2 |
| BIG CREEK 4 | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 52.4 |
| BIG CREEK 3 | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 52.2 |
| EASTWOOD | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 51.9 |
| BIG CREEK 1 | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 51.6 |
| BIG CREEK 2 | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 51.5 |
| BIG CREEK 8 | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 51.4 |
| MAMMOTH | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 51.3 |
North Fork Mill: common questions
What is the DC Readiness score of North Fork Mill?
North Fork Mill scores 40.7/100 on the GridCensus DC Readiness scale, rated fair. It ranks 167th of 168 scored sites in Madera County. The Madera County average is 44.2 and the California average is 45.4.
Which electric utility serves North Fork Mill?
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 North Fork Mill in?
North Fork Mill is in the CAISO region. Projects interconnecting there have averaged a 7.6-year wait from queue request to operation.
How far is North Fork Mill from an internet exchange?
The nearest internet exchange facility is Unwired FAT1 - Fresno Colocation, about 31.5 miles away; 7 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, “North Fork Mill, Madera County, CA”, https://gridcensus.com/datacenter-sites/california/madera-county/north-fork-mill-c944adc7 (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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