TAP159900
SubstationMississippi
At a glance
TAP159900 is an electric transmission substation in Mississippi. 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
No owner is recorded for the lines that connect here.
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP159900, 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 |
|---|---|---|---|---|---|---|---|
| CORDOVA | Substation-Adjacent | TN | Shelby County | 500 kV | 1,000 MW | 3.9 yrs | 71.2 |
| Greenfield (CORDOVA - AURORA) | Greenfield | FL | Fayette County | 500 kV | 1,000 MW | 3.7 yrs | 65.9 |
| OZ Shelby | Greenfield | TN | Shelby | — | — | 3.9 yrs | 65.1 |
| UNKNOWN115615 | Substation-Adjacent | TN | DeSoto County | 161 kV | 100 MW | 3.9 yrs | 64.5 |
| GETWELL | Substation-Adjacent | MS | DeSoto County | 230 kV | 300 MW | 4.3 yrs | 64.5 |
| UNKNOWN115618 | Substation-Adjacent | TN | Shelby County | 161 kV | 100 MW | 3.9 yrs | 64.4 |
| OZ Shelby | Greenfield | TN | Shelby | — | — | 3.9 yrs | 64.4 |
| UNKNOWN115616 | Substation-Adjacent | TN | Shelby County | 161 kV | 100 MW | 3.9 yrs | 64.3 |
How do candidate sites near TAP159900 score?
The 8 highest-scoring candidate sites within about 25 miles range from 64 to 71 on the 0–100 DC Readiness scale. They fall in Shelby County, Fayette County, Shelby, DeSoto County. The Mississippi average across 3,104 scored sites is 53. 694 of those Mississippi sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is TAP159900 substation?
TAP159900 has a maximum voltage of 161 kV. That places it in the 115–229 kV band. The median named US substation in this dataset is 115 kV, so TAP159900 is above the national midpoint.
How many transmission lines connect to TAP159900 substation?
3 transmission lines terminate at or pass through TAP159900 in the HIFLD line data.
Where is TAP159900 substation located?
TAP159900 is in Mississippi at 34.9772, -89.6120. The datacenter candidate sites closest to it are in Shelby County, Fayette County, Shelby.
Are there datacenter candidate sites near TAP159900 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP159900. The highest-scoring is CORDOVA at 71/100. Across Mississippi, the average DC Readiness score is 53.
More in Mississippi
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, “TAP159900 substation, Mississippi”, https://gridcensus.com/substations/mississippi/tap159900-1123ae88 (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 TAP159900 substation, Mississippi 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.