TAP142030
SubstationLouisiana · ENTERGY LOUISIANA INC
At a glance
TAP142030 is an electric transmission substation in Louisiana, operated by ENTERGY LOUISIANA INC. 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 |
|---|---|---|---|---|
| #115661 | 115 kV | ENTERGY LOUISIANA INC | IN SERVICE | 1.1 mi |
| #137065 | 115 kV | ENTERGY LOUISIANA INC | IN SERVICE | 2.3 mi |
| #145118 | 115 kV | ENTERGY LOUISIANA INC | IN SERVICE | 1.9 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP142030, 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 |
|---|---|---|---|---|---|---|---|
| MOUNT OLIVE | Substation-Adjacent | LA | Lincoln Parish | 500 kV | 1,000 MW | 4.3 yrs | 62.7 |
| Louisiana Tech University Power Plant | Brownfield | LA | Lincoln Parish | — | 8 MW | 4.3 yrs | 60.2 |
| CLARENCE | Substation-Adjacent | LA | Natchitoches Parish | 230 kV | 300 MW | 4.3 yrs | 57.9 |
| OZ Bienville | Greenfield | LA | Bienville | — | — | 4.3 yrs | 57.1 |
| EC Near Louisiana Tech University Power Plant | Greenfield | LA | Lincoln | — | — | 4.3 yrs | 56.6 |
| UNKNOWN112587 | Substation-Adjacent | LA | Winn Parish | 230 kV | 300 MW | 4.3 yrs | 56.3 |
| EC FFE Bienville Parish | Greenfield | LA | Bienville Parish | — | — | 4.3 yrs | 55.6 |
| EC FFE Lincoln Parish | Greenfield | LA | Lincoln Parish | — | — | 4.3 yrs | 54.7 |
Who owns the transmission lines at TAP142030?
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 5.2 miles.
How do candidate sites near TAP142030 score?
The 8 highest-scoring candidate sites within about 25 miles range from 55 to 63 on the 0–100 DC Readiness scale. They fall in Lincoln Parish, Natchitoches Parish, Bienville, Lincoln. 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 TAP142030 substation?
TAP142030 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 TAP142030 is at the national midpoint.
How many transmission lines connect to TAP142030 substation?
3 transmission lines terminate at or pass through TAP142030 in the HIFLD line data. The connected lines listed here run at 115 kV. Together the listed lines cover about 5.2 miles.
Who owns TAP142030 substation?
HIFLD lists ENTERGY LOUISIANA INC as the operator of TAP142030.
Where is TAP142030 substation located?
TAP142030 is in Louisiana at 32.2413, -92.7323. The datacenter candidate sites closest to it are in Lincoln Parish, Natchitoches Parish, Bienville.
Are there datacenter candidate sites near TAP142030 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP142030. The highest-scoring is MOUNT OLIVE at 63/100. 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, “TAP142030 substation, Louisiana”, https://gridcensus.com/substations/louisiana/tap142030-1c5f598b (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 TAP142030 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.