Former Sierra Pacific Lumber Mill
IndustrialTrinity County, California · WECC
At a glance
Former Sierra Pacific Lumber Mill is an industrial datacenter candidate site in Trinity County, California, scoring 39.7/100 DC Readiness — 27th of 48 scored sites in the county. It sits in the WECC grid region and the TRINITY PUBLIC UTILITIES DIST 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
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 Former Sierra Pacific Lumber Mill compare with other sites in Trinity County?
Former Sierra Pacific Lumber Mill ranks 27th of 48 scored candidate sites in Trinity County. Its 39.7/100 is roughly in line with the county average of 41.3. It is about 13% below the California average of 45.4 and about 25% 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 (48 vs 66). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Former Sierra Pacific Lumber Mill to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is Hemlock Plaza at 118.1 miles. 1 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Hemlock Plaza, 118.1 miles away.
What are the flood, water and hazard risks at Former Sierra Pacific Lumber Mill?
At the county level, FEMA's National Risk Index rates Trinity 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 Trinity County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| CARR | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 50.6 |
| TRINITY | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 50.1 |
| TRINITY | Substation-Adjacent | 115 kV | 100 MW | 7.6 yrs | 46.1 |
| FRENCH GULCH | Substation-Adjacent | 69 kV | 50 MW | 7.6 yrs | 44.2 |
| FOREST GLEN | Substation-Adjacent | 69 kV | 50 MW | 7.6 yrs | 44.1 |
| WEAVERVILLE | Substation-Adjacent | 69 kV | 50 MW | 7.6 yrs | 44.1 |
| LOW GAP | Substation-Adjacent | 69 kV | 50 MW | 7.6 yrs | 44.0 |
| WILDWOOD | Substation-Adjacent | 69 kV | 50 MW | 7.6 yrs | 43.9 |
Former Sierra Pacific Lumber Mill: common questions
What is the DC Readiness score of Former Sierra Pacific Lumber Mill?
Former Sierra Pacific Lumber Mill scores 39.7/100 on the GridCensus DC Readiness scale, rated limited. It ranks 27th of 48 scored sites in Trinity County. The Trinity County average is 41.3 and the California average is 45.4.
Which electric utility serves Former Sierra Pacific Lumber Mill?
TRINITY PUBLIC UTILITIES DIST (not available) holds the retail service territory that contains the site; its holding company is TRINITY PUBLIC UTILITIES DISTRICT.
What grid region is Former Sierra Pacific Lumber Mill in?
Former Sierra Pacific Lumber Mill is in the WECC region. Projects interconnecting there have averaged a 7.6-year wait from queue request to operation.
How far is Former Sierra Pacific Lumber Mill from an internet exchange?
The nearest internet exchange facility is Hemlock Plaza, about 118.1 miles away; 1 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, “Former Sierra Pacific Lumber Mill, Trinity County, CA”, https://gridcensus.com/datacenter-sites/california/trinity-county/former-sierra-pacific-lumber-mill-2bfb63dc (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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