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 …
May 28, 2019 San Francisco Bay Area voltage sag at 7:11am
Tuesday May 28th, 2019 7:11am – Tuesday May 28th, the ongoing weather conditions in the San Francisco Bay area resulted in another voltage sag that affected customers throughout the region. …
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 …
January Winter Storm brings Power Disturbances to Bay Area
January 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 …
Power Quality Event South Bay Area October 27, 2018
California South Bay Region experienced a Power Quality (PQ) sag event. At 10/27/2018 6:51:05 AM, system-wide PQ Event was experienced in the South Bay Area. Voltage was 66% for 3.96 …
A Power Quality Event Santa Clara Ca. July 11, 2018.
A Power Quality Event has occurred July 11. 2018. Incident Santa Clara California. at 7/11/2018 7:49:52 PM customers in this area experienced a utility Sag Voltage of 75% for 4.98 …
Holiday Power Outage at Atlanta Airport
Atlanta’s Hartsfield-Jackson (ATL) airport suffered a holiday power outage at the Atlanta airport on Sunday Dec 17th, 2017 that disrupted travel for thousands of passengers. Georgia Power’s investigation determined that the …
PG&E Larkin Substation Fire Causes Massive San Francisco Outage
Friday April 21st, 2017 9AM – A circuit breaker failure and subsequent fire in PG&E’s Larkin substation left most of downtown San Francisco in the dark on Friday, April 21st. …
The Hidden Cost of Power Quality
BY RICH CELIO Traditional Power Quality Power Quality (PQ) is an interesting issue that I’ve been close to for quite some time. The problem has been discovered, debated, defined, solved, …
AC Voltage Systems, Transformers and the Electrical Power Monitoring System (EPMS)
BY BRIAN CURNUTT Electricity in the modern world is something for the most part is unseen and at the same time taken for granted that is will be there when …