Transmission voltage sag Saturday 3/7/20 8:48AM
Another transmission line level power quality event affected customer across the SF Bay area Saturday morning 3/7/20 at 8:48AM.
Major PQ Sag hits SF Bay area Saturday 2/15/20 9:19PM
Despite summer weather, major voltage sag hits SF bay area impacting critical loads across the region Saturday 2/15/20 at 9:19PM
Sunday June 16, 2019 4:32AM San Francisco Bay Area Voltage Sag
June 16, 2019 4:32AM – San Francisco Bay Area Voltage Sag On Sunday June 16th around 4:30 in the morning, the San Francisco Bay area experienced a transmission level voltage sag that woke up customers who manage critical facilities throughout the region. The grid voltage sagged to 75% of normal for 6 cycles, or about 1/10 of […]
2nd January SF Bay Area voltage sag Monday 1/28/2019 4:55PM
2nd January San Francisco Bay Area voltage sag Monday Jan 28, 2019 at 4:55PM Monday January 28th, 2019 4:55PM – Late Monday afternoon January 28th, the ongoing atmospheric river conditions in the San Francisco Bay area resulted in another voltage sag that affected customers throughout the region. Grid voltage sagged to 83% of normal for […]
Winter Storm brings Power Disturbances to Bay Area
January Winter Storm brings Power Disturbances to Bay Area Tuesday January 8th, 2019 12:45AM – Early Tuesday morning January 8th, the winter storm caused a major power fault on the PG&E transmission system. This PQ event manifested itself for most customers as a voltage sag Tuesday January 8th, 2019 at 12:44:05 AM. The voltage sagged to 77% of normal for […]