SAN FRANCISCO (KRON)— About 18,000 PG&E customers were without power Thursday evening in San Francisco’s South of Market neighborhood.

As of 6:50 p.m., PG&E announced that all power is now restored.

When the outage first occurred, 20,000 customers did not have power at 4:11 p.m.

Crews were able to bring the power back to 2,000 people.

The cause is still unknown at this time.