Cedar Bayou Plant Substation, Chambers County, Texas
Cedar Bayou Plant Substation is a 345 kV station in Chambers County, Texas, owned by CenterPoint with 16 transmission lines connected. It is classed as a transmission station: load service would need a new transformer or a distribution sub fed from it. 1 queued project names it as its point of interconnection.
Station facts
| Owner | CenterPoint |
| Voltage | 345 kV |
| Status | In Service |
| Station class | transmission (high confidence) |
| Likely serving utility nearby | Nrg Texas Lp |
| Jurisdiction | Inside Baytown city limits |
| Coordinates | 29.7481, -94.9249 |
Interconnection queue at Cedar Bayou Plant Substation
No generation projects in the ERCOT queue name this station as point of interconnection. 1 battery storage project, 1 with a signed interconnection agreement.
From the ERCOT GIS report. Developers, MW and dates are on Pro.
Nearby substations
| Substation | Voltage | Owner | Distance |
|---|---|---|---|
| Tap305448 | 138 kV | Nrg Texas Lp | 0.1 mi |
| Tap310612 | 138 kV | Nrg Texas Lp | 0.13 mi |
| Unnamed station | 345 kV | Nrg Texas Lp | 0.22 mi |
| Unnamed station | 138 kV | Covestro Llc | 1.05 mi |
| Tap305117 | 138 kV | Covestro Llc | 1.22 mi |
| Unnamed station | 138 kV | CenterPoint | 1.27 mi |
| Unnamed station | 138 kV | CenterPoint | 1.28 mi |
Wholesale prices nearby
The HOUSTON load zone averaged $44.60/MWh day-ahead over the last 7 days. Nearest generator pricing nodes: PIRATE_RN $46.36, HDNLAKES_RN $58.30 and WZRD_ESS_RN $58.20.
See Cedar Bayou Plant Substation on the map
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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.