TAP150153
SubstationArkansas · SOUTHWESTERN ELECTRIC POWER CO
At a glance
TAP150153 is an electric transmission substation in Arkansas, on SOUTHWESTERN ELECTRIC POWER CO's transmission network. It is classified as distribution (69–115 kv) 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 |
|---|---|---|---|---|
| #102398 | 138 kV | SOUTHWESTERN ELECTRIC POWER CO | IN SERVICE | 4.0 mi |
| #141337 | 138 kV | SOUTHWESTERN ELECTRIC POWER CO | IN SERVICE | 12.9 mi |
| #116838 | 69 kV | — | IN SERVICE | 0.5 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP150153, 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 |
|---|---|---|---|---|---|---|---|
| UNKNOWN123543 | Substation-Adjacent | AR | Hempstead County | 345 kV | 600 MW | 4.3 yrs | 65.4 |
| TAP308045 | Substation-Adjacent | TX | Miller County | 345 kV | 600 MW | 3.5 yrs | 64.9 |
| EC FFE Hempstead County | Greenfield | AR | Hempstead County | — | — | 4.3 yrs | 61.9 |
| UNKNOWN300411 | Substation-Adjacent | TX | Bowie County | 345 kV | 600 MW | 3.5 yrs | 61.8 |
| NORTHWEST TEXARKANA | Substation-Adjacent | TX | Bowie County | 345 kV | 600 MW | 3.5 yrs | 61.6 |
| OZ Bowie | Greenfield | TX | Bowie | — | — | 3.5 yrs | 61.2 |
| OZ Bowie | Greenfield | TX | Bowie | — | — | 3.5 yrs | 61.2 |
| TAP150157 | Substation-Adjacent | AR | Hempstead County | 115 kV | 100 MW | 4.3 yrs | 60.9 |
Who owns the transmission lines at TAP150153?
The 3 connected lines listed above are owned by SOUTHWESTERN ELECTRIC POWER CO. Line voltages range from 69 kV to 138 kV. Their combined recorded length is about 17.4 miles.
How do candidate sites near TAP150153 score?
The 8 highest-scoring candidate sites within about 25 miles range from 61 to 65 on the 0–100 DC Readiness scale. They fall in Hempstead County, Miller County, Bowie County, Bowie. The Arkansas average across 1,651 scored sites is 53.6. 758 of those Arkansas sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is TAP150153 substation?
TAP150153 has a maximum voltage of 69 kV. That places it in the 69–114 kV band. The median named US substation in this dataset is 115 kV, so TAP150153 is below the national midpoint.
How many transmission lines connect to TAP150153 substation?
3 transmission lines terminate at or pass through TAP150153 in the HIFLD line data. The connected lines listed here run at 138 kV, 69 kV. Together the listed lines cover about 17.4 miles.
Who owns TAP150153 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP150153 belong to SOUTHWESTERN ELECTRIC POWER CO. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP150153 substation located?
TAP150153 is in Arkansas at 33.4894, -94.0283. The datacenter candidate sites closest to it are in Hempstead County, Miller County, Bowie County.
Are there datacenter candidate sites near TAP150153 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP150153. The highest-scoring is UNKNOWN123543 at 65/100. Across Arkansas, the average DC Readiness score is 53.6.
More in Arkansas
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, “TAP150153 substation, Arkansas”, https://gridcensus.com/substations/arkansas/tap150153-a97c2e0a (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 TAP150153 substation, Arkansas 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.