RISER303528
SubstationArizona
RISER303528 is an electric transmission substation in Arizona. It is classified as unclassified and connects 2 transmission lines. Substation proximity is one of the strongest speed-to-power signals for siting a datacenter — interconnection distance to an energized, high-voltage bus is often the binding constraint on time-to-energization.
Voltage & classification
Ownership & operation
Operator not catalogued for this substation.
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of RISER303528, ranked by DC Readiness. Sites this close to an energized substation carry a strong speed-to-power advantage.
| Site | Type | State | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|---|
| YAVAPAI | Substation-Adjacent | AZ | Yavapai County | 500 kV | 1,000 MW | 3.5 yrs | 58.1 |
| WILLOW LAKE | Substation-Adjacent | AZ | Yavapai County | 230 kV | 300 MW | 3.5 yrs | 54.4 |
| UNKNOWN310161 | Substation-Adjacent | AZ | Yavapai County | 115 kV | 100 MW | 3.5 yrs | 50.0 |
| UNKNOWN302227 | Substation-Adjacent | AZ | Yavapai County | 69 kV | 50 MW | 3.5 yrs | 48.8 |
| UNKNOWN304526 | Substation-Adjacent | AZ | Yavapai County | 69 kV | 50 MW | 3.5 yrs | 48.0 |
| UNKNOWN303674 | Substation-Adjacent | AZ | Yavapai County | 69 kV | 50 MW | 3.5 yrs | 48.0 |
| UNKNOWN303517 | Substation-Adjacent | AZ | Yavapai County | 69 kV | 50 MW | 3.5 yrs | 47.9 |
| Mine Site | Former Mine | AZ | Yavapai County | — | — | 3.5 yrs | 44.8 |
Dataset updated . Screening estimates derived from public data sources.
Substation attributes are derived from public HIFLD / EIA infrastructure data and may lag real-world upgrades or retirements. Voltage and connected-line counts are screening figures — confirm available capacity and interconnection terms directly with the operating utility and ISO.
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