TAP149266
SubstationOklahoma · PUBLIC SERVICE CO OF OKLAHOMA
At a glance
TAP149266 is an electric transmission substation in Oklahoma, on PUBLIC SERVICE CO OF OKLAHOMA's transmission network. It is classified as sub-transmission (138 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 |
|---|---|---|---|---|
| #112363 | 138 kV | — | IN SERVICE | 0.1 mi |
| #116593 | 138 kV | — | IN SERVICE | 2.7 mi |
| #147126 | 138 kV | PUBLIC SERVICE CO OF OKLAHOMA | IN SERVICE | 19.3 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP149266, 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 |
|---|---|---|---|---|---|---|---|
| EC Coal Mayes County | Greenfield | OK | Mayes County | — | — | 4.3 yrs | 63.5 |
| OZ Ottawa | Greenfield | OK | Ottawa | — | — | 4.3 yrs | 59.2 |
| EC Coal Craig County | Greenfield | OK | Craig County | — | — | 4.3 yrs | 59.1 |
| EC Coal Ottawa County | Greenfield | OK | Ottawa County | — | — | 4.3 yrs | 59.1 |
| EC Coal Craig County | Greenfield | OK | Craig County | — | — | 4.3 yrs | 58.9 |
| EC Coal Mayes County | Greenfield | OK | Mayes County | — | — | 4.3 yrs | 58.9 |
| UNKNOWN118357 | Substation-Adjacent | OK | Mayes County | 161 kV | 100 MW | 4.3 yrs | 58.8 |
| EC Coal Mayes County | Greenfield | OK | Mayes County | — | — | 4.3 yrs | 58.7 |
Who owns the transmission lines at TAP149266?
The 3 connected lines listed above are owned by PUBLIC SERVICE CO OF OKLAHOMA. Line voltages range from 138 kV to 138 kV. Their combined recorded length is about 22 miles.
How do candidate sites near TAP149266 score?
The 8 highest-scoring candidate sites within about 25 miles range from 59 to 64 on the 0–100 DC Readiness scale. They fall in Mayes County, Ottawa, Craig County, Ottawa County. The Oklahoma average across 3,723 scored sites is 52.9. 1,344 of those Oklahoma sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is TAP149266 substation?
TAP149266 has a maximum voltage of 138 kV. That places it in the 115–229 kV band. The median named US substation in this dataset is 115 kV, so TAP149266 is above the national midpoint.
How many transmission lines connect to TAP149266 substation?
3 transmission lines terminate at or pass through TAP149266 in the HIFLD line data. The connected lines listed here run at 138 kV. Together the listed lines cover about 22 miles.
Who owns TAP149266 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP149266 belong to PUBLIC SERVICE CO OF OKLAHOMA. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP149266 substation located?
TAP149266 is in Oklahoma at 36.6406, -95.1516. The datacenter candidate sites closest to it are in Mayes County, Ottawa, Craig County.
Are there datacenter candidate sites near TAP149266 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP149266. The highest-scoring is EC Coal Mayes County at 64/100. Across Oklahoma, the average DC Readiness score is 52.9.
More in Oklahoma
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, “TAP149266 substation, Oklahoma”, https://gridcensus.com/substations/oklahoma/tap149266-86058a59 (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 TAP149266 substation, Oklahoma 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.