Twentynine Palms Reservation Section
IndustrialSan Bernardino County, California · CAISO
At a glance
Twentynine Palms Reservation Section is an industrial datacenter candidate site in San Bernardino County, California, scoring 41.6/100 DC Readiness — 236th of 253 scored sites in the county. It sits in the CAISO grid region and the SOUTHERN CALIFORNIA EDISON 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
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 Twentynine Palms Reservation Section compare with other sites in San Bernardino County?
Twentynine Palms Reservation Section ranks 236th of 253 scored candidate sites in San Bernardino County. Its 41.6/100 is roughly in line with the county average of 45.2. It is roughly in line with the California average of 45.4 and about 22% 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 power availability (30 vs 36). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Twentynine Palms Reservation Section to power, fiber and other datacenters?
The nearest located transmission bottleneck is 99254_J.HINDS2_230_24806_MIRAGE _230_BR_1 _1 (CAISO), 28 miles away. For connectivity, the nearest internet exchange facility is AISO Data Center at 68.2 miles. 15 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is AISO Data Center, 68.2 miles away.
What are the flood, water and hazard risks at Twentynine Palms Reservation Section?
At the county level, FEMA's National Risk Index rates San Bernardino 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 San Bernardino County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| OZ San Bernardino | Greenfield | — | — | 7.6 yrs | 54.1 |
| Newmark Ground Water Contamination (Hallmark Industrial Park) | Brownfield | 33 kV | 2 MW | 7.6 yrs | 53.4 |
| CIMA | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 53.3 |
| GOLDHILL | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 53.3 |
| OZ San Bernardino | Greenfield | — | — | 7.6 yrs | 52.6 |
| COOL WATER | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 52.5 |
| PISGAH | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 52.5 |
| EC Coal San Bernardino County | Greenfield | — | — | 7.6 yrs | 52.5 |
Twentynine Palms Reservation Section: common questions
What is the DC Readiness score of Twentynine Palms Reservation Section?
Twentynine Palms Reservation Section scores 41.6/100 on the GridCensus DC Readiness scale, rated fair. It ranks 236th of 253 scored sites in San Bernardino County. The San Bernardino County average is 45.2 and the California average is 45.4.
Which electric utility serves Twentynine Palms Reservation Section?
SOUTHERN CALIFORNIA EDISON CO (investor owned) holds the retail service territory that contains the site; its holding company is SOUTHERN CALIFORNIA EDISON.
What grid region is Twentynine Palms Reservation Section in?
Twentynine Palms Reservation Section is in the CAISO region. Projects interconnecting there have averaged a 7.6-year wait from queue request to operation.
How far is Twentynine Palms Reservation Section from an internet exchange?
The nearest internet exchange facility is AISO Data Center, about 68.2 miles away; 15 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, “Twentynine Palms Reservation Section, San Bernardino County, CA”, https://gridcensus.com/datacenter-sites/california/san-bernardino-county/twentynine-palms-reservation-section-9a202643 (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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