CENTERVILLE SW
SubstationTexas · ONCOR ELECTRIC DELIVERY CO.
At a glance
CENTERVILLE SW is an electric transmission substation in Texas, on ONCOR ELECTRIC DELIVERY CO.'s transmission network. It is classified as high-voltage (345 kv) and connects 9 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
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #306250 | 345 kV | ONCOR ELECTRIC DELIVERY CO. | — | 1.3 mi |
| #308269 | 345 kV | FARMERS ELECTRIC COOP, INC - (TX) | — | 14.9 mi |
| #304036 | 138 kV | ONCOR ELECTRIC DELIVERY CO. | — | 0.3 mi |
| #304337 | 138 kV | ONCOR ELECTRIC DELIVERY CO. | — | 3.0 mi |
| #302145 | 138 kV | ONCOR ELECTRIC DELIVERY CO. | — | 0.3 mi |
| #305020 | 138 kV | ONCOR ELECTRIC DELIVERY CO. | — | 3.0 mi |
| #308148 | 138 kV | ONCOR ELECTRIC DELIVERY CO. | — | 5.7 mi |
| #304568 | 138 kV | ONCOR ELECTRIC DELIVERY CO. | — | 0.3 mi |
| #302392 | 138 kV | ONCOR ELECTRIC DELIVERY CO. | — | 0.3 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of CENTERVILLE SW, 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 |
|---|---|---|---|---|---|---|---|
| WEST PLANO | Substation-Adjacent | TX | Dallas County | 345 kV | 600 MW | 3.5 yrs | 70.1 |
| LIGGETT | Substation-Adjacent | TX | Dallas County | 345 kV | 600 MW | 3.5 yrs | 70.1 |
| WEST LEVEE | Substation-Adjacent | TX | Dallas County | 345 kV | 600 MW | 3.5 yrs | 70.1 |
| UNKNOWN306290 | Substation-Adjacent | TX | Dallas County | 345 kV | 600 MW | 3.5 yrs | 70.0 |
| ALLEN SWITCHING | Substation-Adjacent | TX | Collin County | 345 kV | 600 MW | 3.5 yrs | 69.9 |
| NORWOOD | Substation-Adjacent | TX | Dallas County | 345 kV | 600 MW | 3.5 yrs | 69.9 |
| UNKNOWN300342 | Substation-Adjacent | TX | Dallas County | 345 kV | 600 MW | 3.5 yrs | 69.9 |
| UNKNOWN308812 | Substation-Adjacent | TX | Collin County | 345 kV | 600 MW | 3.5 yrs | 69.9 |
How does CENTERVILLE SW compare with other substations in Texas?
Texas has 4,939 substation records in HIFLD, of which 1,426 carry a station name; the rest are unnamed tap points, risers and line ends. 198 named substations in the state are in CENTERVILLE SW's 345–499 kV band (14% of named stations). 2 sit in a higher band. 200 named substations in Texas operate at 345 kV or above. The highest voltage recorded in the state is 500 kV, and the state median is 138 kV.
Who owns the transmission lines at CENTERVILLE SW?
The 9 connected lines listed above are owned by ONCOR ELECTRIC DELIVERY CO., FARMERS ELECTRIC COOP, INC - (TX). Line voltages range from 138 kV to 345 kV. Their combined recorded length is about 29.2 miles.
How do candidate sites near CENTERVILLE SW score?
The 8 highest-scoring candidate sites within about 25 miles range from 70 to 70 on the 0–100 DC Readiness scale. They fall in Dallas County, Collin County. The Texas average across 6,839 scored sites is 56.4. 3,635 of those Texas sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is CENTERVILLE SW substation?
CENTERVILLE SW has a maximum voltage of 345 kV and a minimum of 69 kV. That places it in the 345–499 kV band. The median named US substation in this dataset is 115 kV, so CENTERVILLE SW is above the national midpoint.
How many transmission lines connect to CENTERVILLE SW substation?
9 transmission lines terminate at or pass through CENTERVILLE SW in the HIFLD line data. The connected lines listed here run at 345 kV, 138 kV. Together the listed lines cover about 29.2 miles.
Who owns CENTERVILLE SW substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at CENTERVILLE SW belong to ONCOR ELECTRIC DELIVERY CO., and others to FARMERS ELECTRIC COOP, INC - (TX). GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is CENTERVILLE SW substation located?
CENTERVILLE SW is in Texas at 32.8575, -96.6532. The datacenter candidate sites closest to it are in Dallas County, Collin County.
Are there datacenter candidate sites near CENTERVILLE SW substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of CENTERVILLE SW. The highest-scoring is WEST PLANO at 70/100. Across Texas, the average DC Readiness score is 56.4.
Other 345 kV substations in Texas
- GREENS BAYOU 345· 21 lines
- ROYSE· 17 lines
- CEDAR BAYOU PLANT· 16 lines
- PH ROBINSON· 16 lines
- VENUS· 16 lines
- SKYLINE· 15 lines
- SOTEX5· 15 lines
- PARISH· 14 lines
- All named substations in Texas· 1,426 stations
- Datacenter candidate sites in Texas· 6,839 sites
- Brownfield and retired plant sites in Texas
- Substations by state
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, “CENTERVILLE SW substation, Texas”, https://gridcensus.com/substations/texas/centerville-sw-0f2d809a (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 CENTERVILLE SW substation, Texas 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.