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Website · About · Legal · Privacy · Changelog · © 2026 Parisi Labs
  1. Home
  2. /Assets
  3. /Interties
  4. /California–Oregon Intertie
BPA logo

California–Oregon Intertie

BPA ↔ California · AC transmission

The 500 kV AC lines from Malin, Oregon into northern California, which carry Northwest hydro south and California solar north.

Now
2,587 MWBPA → California
BPA · as of Sep 26, 12:00 AM PDT
Between
BPA and California
Technology
AC transmission
Voltage
500 kV
Published by
BPA
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 BPA reports it
2,587 MW · BPA → California

limit this way 4,261 MW · as of Sep 26, 12:00 AM PDT

Price across the seamReal-time · PDT
Reading prices…

Last 30 days

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

As BPA reports it2,587MW
3,6431,152-1,340Aug 27, 11 AMSep 26, 12 AM

Above zero: BPA → California. Below: the reverse.

Hardware

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

Substation
Malin, OR

42.0061, -121.3166 · 500 kV

Substation
Round Mountain, CA

40.8080, -121.9356 · 500 kV

Related interties

  • Pacific DC Intertie
    BPA ↔ California
  • Northern Intertie
    BPA ↔ British Columbia
  • Montana–Northwest
    BPA ↔ Montana
Usual direction
BPA → California in 92% of hours

92% out, 8% in, 0% idle across 710 hours

Average
1,193 MW · BPA → California
When busy
2,748 MW

95th percentile of hourly flow either way

Peak BPA → California
3,299 MW
Peak California → BPA
996 MW
Direction changes
28
The average day
0:006:0012:0018:0023:00
Mean flow by the market's local hour. Up: BPA → California. Down: California → BPA.