TAP310759
SubstationTexas · SOUTHWESTERN PUBLIC SERVICE CO.
At a glance
TAP310759 is an electric transmission substation in Texas, on SOUTHWESTERN PUBLIC SERVICE CO.'s transmission network. It is classified as unclassified and connects 3 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
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #300095 | 69 kV | SOUTHWESTERN PUBLIC SERVICE CO. | IN SERVICE | 1.3 mi |
| #300097 | 69 kV | SOUTHWESTERN PUBLIC SERVICE CO. | IN SERVICE | 0.2 mi |
| #300098 | 69 kV | — | IN SERVICE | 3.8 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP310759, 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 |
|---|---|---|---|---|---|---|---|
| UNKNOWN306193 | Substation-Adjacent | TX | Lubbock County | 345 kV | 600 MW | 3.5 yrs | 63.7 |
| UNKNOWN305029 | Substation-Adjacent | TX | Lubbock County | 345 kV | 600 MW | 3.5 yrs | 62.8 |
| UNKNOWN309322 | Substation-Adjacent | TX | Lubbock County | 230 kV | 300 MW | 3.5 yrs | 62.2 |
| UNKNOWN305684 | Substation-Adjacent | TX | Lubbock County | 230 kV | 300 MW | 3.5 yrs | 62.1 |
| UNKNOWN300063 | Substation-Adjacent | TX | Lubbock County | 230 kV | 300 MW | 3.5 yrs | 62.0 |
| UNKNOWN304924 | Substation-Adjacent | TX | Lubbock County | 230 kV | 300 MW | 3.5 yrs | 62.0 |
| UNKNOWN309147 | Substation-Adjacent | TX | Hockley County | 345 kV | 600 MW | 3.5 yrs | 61.5 |
| UNKNOWN308536 | Substation-Adjacent | TX | Hockley County | 345 kV | 600 MW | 3.5 yrs | 61.5 |
Who owns the transmission lines at TAP310759?
The 3 connected lines listed above are owned by SOUTHWESTERN PUBLIC SERVICE CO. Line voltages range from 69 kV to 69 kV. Their combined recorded length is about 5.4 miles.
How do candidate sites near TAP310759 score?
The 8 highest-scoring candidate sites within about 25 miles range from 62 to 64 on the 0–100 DC Readiness scale. They fall in Lubbock County, Hockley County. The Texas average across 6,839 scored sites is 56.4. 3,635 of those Texas sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
How many transmission lines connect to TAP310759 substation?
3 transmission lines terminate at or pass through TAP310759 in the HIFLD line data. The connected lines listed here run at 69 kV. Together the listed lines cover about 5.4 miles.
Who owns TAP310759 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP310759 belong to SOUTHWESTERN PUBLIC SERVICE CO. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP310759 substation located?
TAP310759 is in Texas at 33.5720, -102.3484. The datacenter candidate sites closest to it are in Lubbock County, Hockley County.
Are there datacenter candidate sites near TAP310759 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP310759. The highest-scoring is UNKNOWN306193 at 64/100. Across Texas, the average DC Readiness score is 56.4.
More in Texas
About this data
Source: HIFLD Electric Substations and Transmission Lines (U.S. Department of Homeland Security), as published June 29, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “TAP310759 substation, Texas”, https://gridcensus.com/substations/texas/tap310759-b1d94cfa (data as of June 29, 2026).
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.
Go deeper than the public screen
Every site and score for TAP310759 substation, Texas is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.