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Website · About · Legal · Privacy · Changelog · © 2026 Parisi Labs
  1. Home
  2. /Assets
  3. /Interties
  4. /Laredo VFT
ERCOT logo

Laredo VFT

ERCOT ↔ Mexico (CFE) · Variable frequency transformer

A variable frequency transformer at Laredo linking ERCOT with Mexico's national grid.

Now
24 MWERCOT → Mexico (CFE)
ERCOT · as of Sep 26, 1:22 PM CDT
Between
ERCOT and Mexico (CFE)
Technology
Variable frequency transformer
Published by
ERCOT
Open on the map

What it is carrying

Each operator's own reading, turned into a direction. Where both markets publish the tie, the two should agree.

As ERCOT reports it
24 MW · ERCOT → Mexico (CFE)

as of Sep 26, 1:22 PM CDT

Price across the seamReal-time · CDT
Reading prices…

Last 30 days

Hourly flow, signed so that up is power leaving the market.

As ERCOT reports it24MW
7635-7Aug 27, 2 PMSep 26, 1 PM

Above zero: ERCOT → Mexico (CFE). Below: the reverse.

Hardware

Its terminals. US terminals are placed on the substation HIFLD's national dataset names for them.

Converter
Laredo, TX

Not in HIFLD's dataset

Related interties

  • ERCOT East DC tie
    ERCOT ↔ SPP
  • ERCOT North DC tie
    ERCOT ↔ SPP
  • Railroad DC tie
    ERCOT ↔ Mexico (CFE)
  • Eagle Pass DC tie
    ERCOT ↔ Mexico (CFE)
Usual direction
ERCOT → Mexico (CFE) in 52% of hours

52% out, 0% in, 48% idle across 720 hours

Average
27 MW · ERCOT → Mexico (CFE)
When busy
70 MW

95th percentile of hourly flow either way

Peak ERCOT → Mexico (CFE)
70 MW
Peak Mexico (CFE) → ERCOT
1 MW
Direction changes
0
The average day
0:006:0012:0018:0023:00
Mean flow by the market's local hour. Up: ERCOT → Mexico (CFE). Down: Mexico (CFE) → ERCOT.