Jefferson County, Texas: power grid and siting data
Entergy (non-ERCOT) owns most of the substations near the county center. It has 104 mapped substations, owned mostly by Entergy (non-ERCOT), Motiva Enterprises Llc and Totalenergies Petrochemicals & Refining Usa Inc; the highest voltage is 345 kV. The ERCOT queue lists 1 generation project (1 gas) and 0 battery storage projects here.
Substations in Jefferson County
1 at 345 kV, 13 at 230 kV, 49 at 138 kV, 41 at 69 kV and below. The 30 highest-voltage stations are listed; the map shows all 104.
| Substation | Voltage | Owner | Lines | |
|---|---|---|---|---|
| Port Arthur Water Works | 345 kV | Entergy (non-ERCOT) | 0 | map |
| Port Acres Bulk | 230 kV | Entergy (non-ERCOT) | 9 | map |
| Vfw Park | 230 kV | Totalenergies Petrochemicals & Refining Usa Inc | 8 | map |
| Kolbs | 230 kV | Entergy (non-ERCOT) | 8 | map |
| Amelia Bulk | 230 kV | Entergy (non-ERCOT) | 6 | map |
| Helbig | 230 kV | Entergy (non-ERCOT) | 6 | map |
| Gulfway | 230 kV | Entergy (non-ERCOT) | 5 | map |
| China | 230 kV | Entergy (non-ERCOT) | 4 | map |
| Tap305334 | 230 kV | Flatten Gerald R | 3 | map |
| Tap310882 | 230 kV | Entergy (non-ERCOT) | 3 | map |
| Linde | 230 kV | Linde | 2 | map |
| Bevil | 230 kV | Entergy (non-ERCOT) | 2 | map |
| Hanks | 230 kV | Entergy (non-ERCOT) | 2 | map |
| China | 230 kV | Entergy (non-ERCOT) | 1 | map |
| Unnamed station | 138 kV | Indorama Ventures Propylene Oxides Llc | 10 | map |
| Port Neches | 138 kV | Entergy (non-ERCOT) | 8 | map |
| South Beaumont | 138 kV | Entergy (non-ERCOT) | 6 | map |
| Mid County | 138 kV | Entergy (non-ERCOT) | 5 | map |
| Unnamed station | 138 kV | Entergy (non-ERCOT) | 4 | map |
| Virginia | 138 kV | Entergy (non-ERCOT) | 3 | map |
| Unnamed station | 138 kV | Motiva Enterprises Llc | 3 | map |
| Tap302590 | 138 kV | Wilber Wayne L Et Al | 3 | map |
| Tap302607 | 138 kV | Fischer Debra Kay Hemmenway | 3 | map |
| Tap302717 | 138 kV | Premcor Pa Pipeline Co | 3 | map |
| Texaco | 138 kV | Texaco | 3 | map |
| Federal | 138 kV | Entergy (non-ERCOT) | 3 | map |
| Cheek | 138 kV | Entergy (non-ERCOT) | 3 | map |
| Yankee Doodle | 138 kV | Entergy (non-ERCOT) | 3 | map |
| Travis | 138 kV | Entergy (non-ERCOT) | 2 | map |
| Groves | 138 kV | Entergy (non-ERCOT) | 2 | map |
ERCOT interconnection queue
1 generation project is queued in Jefferson County: 1 gas. By stage: 1 in full interconnection study. No battery storage projects are queued.
From the ERCOT GIS report. Project names, developers, MW and dates are on Pro.
Planned transmission
No planned substations, lines or upgrades are recorded in Jefferson County.
Wholesale power prices
No price data.
ERCOT day-ahead settlement point prices. Hourly history, battery spreads and real-time prices are on the map.
Data centers and large loads
1 announced data center campus in Jefferson County.
- Diligence Offshore, AccuSolar to develop Pleasure Island Power Collective Energy Capital Houston 2025-10-22
- Diligence Offshore Services reaches lease agreement with Port Arthur Beaumont Enterprise 2025-07-01
- The data center-wind turbine saga continues to crawl in Port Arthur Beaumont Enterprise 2025-05-22
- BREAKING: PA Council approves wind farm project KFDM 2025-03-18
- Port Arthur city council votes to approve lease for wind farm Port Arthur News 2025-03-18
Jurisdiction
Nearest city to the county center: Taylor Landing (1.1 mi). Outside city limits and ETJ, development falls under county rules and state law. City limits and estimated ETJ are on the map.
Nearby counties
See Jefferson County on the map
Every substation, line, queue project, pipeline and price node in Texas, plus Dub, an AI landman who answers questions about any spot. Free account, no card.
Sources: HIFLD and OpenStreetMap substations and lines, ERCOT GIS report (queue, 2026-09), ERCOT day-ahead prices, TxDOT and StratMap boundaries, Barrio Energy research. Updated 2026-11-09. Screening data only; the serving utility confirms capacity.