Greens Bayou 345 Substation, Harris County, Texas
Greens Bayou 345 Substation is a 345 kV station in Harris County, Texas, owned by CenterPoint with 21 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 | CenterPoint |
| Jurisdiction | Inside Houston city limits |
| Coordinates | 29.8184, -95.2193 |
Interconnection queue at Greens Bayou 345 Substation
No generation projects in the ERCOT queue name this station as point of interconnection. 1 battery storage project, 0 with a signed interconnection agreement.
From the ERCOT GIS report. Developers, MW and dates are on Pro.
Nearby substations
| Substation | Voltage | Owner | Distance |
|---|---|---|---|
| Tap302594 | 138 kV | CenterPoint | 0.09 mi |
| Tap305320 | 138 kV | CenterPoint | 0.09 mi |
| Greens Bayou 69 | 69 kV | CenterPoint | 0.15 mi |
| Greens Bayou 69kv | 138 kV | CenterPoint | 0.19 mi |
| Tap308135 | 138 kV | CenterPoint | 1.24 mi |
| Tap308069 | 138 kV | CenterPoint | 2.84 mi |
| Uvalde Reit | 138 kV | CenterPoint | 3.35 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, STADIUM_RN $46.42 and RHESS2_ESS1 $44.71.
See Greens Bayou 345 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.