TAP305451
SubstationTexas · CENTERPOINT ENERGY HOUSTON ELECTRIC, LLC
TAP305451 is an electric transmission substation in Texas, operated by CENTERPOINT ENERGY HOUSTON ELECTRIC, LLC. 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 & operation
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #84514 | 138 kV | CENTERPOINT ENERGY HOUSTON ELECTRIC, LLC | IN SERVICE | 5.6 mi |
| #90457 | 138 kV | CENTERPOINT ENERGY HOUSTON ELECTRIC, LLC | — | 5.6 mi |
| #91665 | 138 kV | CENTERPOINT ENERGY HOUSTON ELECTRIC, LLC | IN SERVICE | 0.9 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP305451, 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 |
|---|---|---|---|---|---|---|---|
| DOW VELASCO | Substation-Adjacent | TX | Brazoria County | 345 kV | 600 MW | 3.4 yrs | 69.5 |
| PARISH | Substation-Adjacent | TX | Fort Bend County | 345 kV | 600 MW | 3.4 yrs | 69.3 |
| TAP302748 | Substation-Adjacent | TX | Brazoria County | 345 kV | 600 MW | 3.4 yrs | 68.1 |
| TELVIEW | Substation-Adjacent | TX | Fort Bend County | 138 kV | 100 MW | 3.4 yrs | 67.7 |
| TEXAS INSTRUMENTS | Substation-Adjacent | TX | Fort Bend County | 138 kV | 100 MW | 3.4 yrs | 67.2 |
| Greenfield (O'BRIEN - PARISH) | Greenfield | TX | Fort Bend County | 345 kV | 600 MW | 3.4 yrs | 67.1 |
| TAP307936 | Substation-Adjacent | TX | Harris County | 138 kV | 100 MW | 3.4 yrs | 66.9 |
| QUAIL VALLEY | Substation-Adjacent | TX | Fort Bend County | 138 kV | 100 MW | 3.4 yrs | 66.7 |
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 TAP305451 substation, Texas. 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.