TAP142048
SubstationLouisiana · ENTERGY LOUISIANA INC
At a glance
TAP142048 is an electric transmission substation in Louisiana, on ENTERGY LOUISIANA INC's transmission network. It is classified as sub-transmission (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
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #108321 | 115 kV | ENTERGY LOUISIANA INC | IN SERVICE | 5.6 mi |
| #109727 | 115 kV | ENTERGY LOUISIANA INC | IN SERVICE | 0.1 mi |
| #139201 | 115 kV | ENTERGY LOUISIANA INC | IN SERVICE | 3.8 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP142048, 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 |
|---|---|---|---|---|---|---|---|
| STERLINGTON | Substation-Adjacent | LA | Ouachita Parish | 500 kV | 1,000 MW | 4.3 yrs | 62.3 |
| STERLINGTON | Substation-Adjacent | LA | Morehouse Parish | 500 kV | 1,000 MW | 4.3 yrs | 62.3 |
| Monroe (LA) | Brownfield | LA | Ouachita Parish | — | 138 MW | 4.3 yrs | 57.8 |
| UNKNOWN112561 | Substation-Adjacent | LA | Ouachita Parish | 115 kV | 100 MW | 4.3 yrs | 56.9 |
| OZ Ouachita | Greenfield | LA | Ouachita | — | — | 4.3 yrs | 56.8 |
| OZ Morehouse | Greenfield | LA | Morehouse | — | — | 4.3 yrs | 56.3 |
| EC Near Plant 31 Paper Mill | Greenfield | LA | Ouachita | — | — | 4.3 yrs | 56.2 |
| UNKNOWN121348 | Substation-Adjacent | AR | Ashley County | 115 kV | 100 MW | 4.3 yrs | 55.7 |
Who owns the transmission lines at TAP142048?
The 3 connected lines listed above are owned by ENTERGY LOUISIANA INC. Line voltages range from 115 kV to 115 kV. Their combined recorded length is about 9.5 miles.
How do candidate sites near TAP142048 score?
The 8 highest-scoring candidate sites within about 25 miles range from 56 to 62 on the 0–100 DC Readiness scale. They fall in Ouachita Parish, Morehouse Parish, Ouachita, Morehouse. The Louisiana average across 1,762 scored sites is 53.1. 615 of those Louisiana sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is TAP142048 substation?
TAP142048 has a maximum voltage of 115 kV. That places it in the 115–229 kV band. The median named US substation in this dataset is 115 kV, so TAP142048 is at the national midpoint.
How many transmission lines connect to TAP142048 substation?
3 transmission lines terminate at or pass through TAP142048 in the HIFLD line data. The connected lines listed here run at 115 kV. Together the listed lines cover about 9.5 miles.
Who owns TAP142048 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP142048 belong to ENTERGY LOUISIANA INC. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP142048 substation located?
TAP142048 is in Louisiana at 32.7923, -91.8528. The datacenter candidate sites closest to it are in Ouachita Parish, Morehouse Parish, Ouachita.
Are there datacenter candidate sites near TAP142048 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP142048. The highest-scoring is STERLINGTON at 62/100. Across Louisiana, the average DC Readiness score is 53.1.
More in Louisiana
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, “TAP142048 substation, Louisiana”, https://gridcensus.com/substations/louisiana/tap142048-c6a96cee (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 TAP142048 substation, Louisiana 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.