HOUMA
SubstationLouisiana · ENTERGY LOUISIANA INC
HOUMA is an electric transmission substation in Louisiana, operated by ENTERGY LOUISIANA INC. It is classified as sub-transmission (115 kv) and connects 5 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 |
|---|---|---|---|---|
| #25665 | 115 kV | ENTERGY LOUISIANA INC | IN SERVICE | 4.0 mi |
| #26381 | 115 kV | ENTERGY LOUISIANA INC | IN SERVICE | 0.1 mi |
| #43101 | 115 kV | ENTERGY LOUISIANA INC | IN SERVICE | 5.4 mi |
| #65271 | 115 kV | ENTERGY LOUISIANA INC | — | 0.1 mi |
| #65272 | 115 kV | ENTERGY LOUISIANA INC | IN SERVICE | 0.2 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of HOUMA, 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 |
|---|---|---|---|---|---|---|---|
| TERREBONNE | Substation-Adjacent | LA | Terrebonne Parish | 230 kV | 300 MW | 1.4 yrs | 69.1 |
| UNKNOWN112605 | Substation-Adjacent | LA | Terrebonne Parish | 230 kV | 300 MW | 1.4 yrs | 67.5 |
| UNKNOWN115464 | Substation-Adjacent | LA | Terrebonne Parish | 230 kV | 300 MW | 1.4 yrs | 66.1 |
| UNKNOWN175668 | Substation-Adjacent | LA | St. James Parish | 230 kV | 300 MW | 1.4 yrs | 65.5 |
| LULING | Substation-Adjacent | LA | St. Charles Parish | 230 kV | 300 MW | 1.4 yrs | 62.3 |
| UNKNOWN112607 | Substation-Adjacent | LA | Lafourche Parish | 230 kV | 300 MW | 1.4 yrs | 62.3 |
| HOUMA | Substation-Adjacent | LA | Terrebonne Parish | 115 kV | 100 MW | 1.4 yrs | 62.0 |
| UNKNOWN112677 | Substation-Adjacent | LA | Terrebonne Parish | 115 kV | 100 MW | 1.4 yrs | 61.6 |
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
This page shows a public slice of the GridCensus dataset for HOUMA substation, Louisiana. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.