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San francisco faces power crisis as undersea cable goes down

Undersea Cable Outage Sparks Concern in San Francisco | 40% Electricity Supply Affected

By

Fatima Zahra

Jul 12, 2026, 04:18 PM

2 minutes needed to read

An undersea cable that supplies electricity to San Francisco is shown offline, highlighting concerns about power stability in the city.
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A scheduled outage of the undersea cable that supplies 40% of San Francisco's electricity has raised eyebrows among residents. The cable, critical for energy distribution, is undergoing maintenance and is expected to be back online by August 28.

Background

As the Transbay Cable undergoes annual repairs, some community members express concern over the reliance on a single energy source. This situation highlights ongoing debates about the region's energy infrastructure and the risks posed by aging technology.

Community Reactions

The response from the community reveals a mix of frustration and skepticism. Many voiced their views on forums:

  • "This is a scheduled outage for repairs, not a sudden accidental shutoff," one user pointed out.

  • Another remarked, โ€œMaybe a nuclear reactor in Point Reyes is a poor choice since the San Andreas fault line splits it in half.โ€

  • Others simply expressed doubts about the infrastructure: "PG&E about to ask for another rate increase to pay for needed upgrades they should have done"

Concerns Over Reliability

Users raised alarms over the reliability of the energy source. For instance, comments such as, "Batteries and solar are way safer and easier to deploy," reflect a desire for alternative energy solutions.

"Ahhh, I KNEW it was the trans! Always ruining everything!"

This skepticism comes amid broader discussions about the failings of energy companies in the area. Constituents have long criticized PG&E for its service and response to utility needs, especially during high-demand periods.

Key Insights

  • ๐Ÿ› ๏ธ Maintenance expected to conclude by August 28.

  • โš ๏ธ Concerns raised regarding energy security and infrastructure.

  • ๐Ÿ’ฌ "This sets a dangerous precedent," a user emphasized.

Future Considerations

As San Francisco navigates these energy challenges, many are calling for more diverse sources of power. Some suggest that increasing investment in renewable options could reduce reliance on a single cable, thereby ensuring a more reliable energy supply moving forward.

Could this incident be a catalyst for change in how San Francisco approaches its energy needs?

What Lies Ahead for San Franciscoโ€™s Energy Future

Thereโ€™s a strong chance that this power crisis could spur San Francisco to diversify its energy sources. Community calls for renewable energy investments are gaining traction, particularly after substantial public concern over reliance on a single cable. Experts estimate around a 60% probability that the city will push for increased funding for solar and battery storage solutions in the coming months. This shift is vital not only for energy reliability but also for long-term sustainability in face of future outages, drawing attention to the need to revamp aging infrastructure, making the likelihood of changes more probable.

A Lesson from the Past: The London Blitz and Energy Resilience

A lesser-known parallel can be found in the London Blitz during World War II. Faced with constant bombings, Londoners adapted by innovating in energy supply and resource management. They utilized alternative strategies to maintain essential services despite destruction. Similarly, San Francisco, grappling with its cable outage, may find itself at a crossroads for innovation in energy solutions. The continued push for diversification could echo the resilience shown in London during its darkest times, reminding us that adversity can often lead to strong and creative solutions.