Sonic Booms near Riverside, CA

Since early 2026, we have detected 17 sonic boom events near Riverside, CA: 8 confirmed and 9 suspected. These detections are identified by analyzing real-time web traffic spikes on a popular earthquake information website.

17 Events Detected

A traffic spike was detected near Vandenberg and Lompoc at 4:52 PM PDT on April 2, inside a SpaceX launch window that...

Ventura County, CA — Transporter-16

SpaceX launched the Transporter-16 rideshare mission from Vandenberg SFB's SLC-4E at 4:02 AM PDT on March 30. The...

February 18, 2026

Santa Maria, CA

A strong traffic spike was detected near Santa Maria on the morning of February 18. A SpaceX Starlink 17-25 launch from...

February 11, 2026

A boom was detected near Cypress in Orange County on the afternoon of February 11, more than 6 hours after the...

February 11, 2026

Vandenberg, CA — Starlink 17-34

SpaceX launched 24 Starlink satellites from Vandenberg SFB's SLC-4E at 9:11 AM PST on February 11. Booster B1100, on...

February 11, 2026

A traffic spike was detected near Mexicali on the morning of February 11, about 9 minutes before the Starlink 17-34...

February 10, 2026

Solana Beach, CA

Residents along the North San Diego County coast, including Solana Beach, Del Mar, Encinitas, and Carlsbad, reported a...

January 15, 2026

SpaceX Crew-11 Dragon Re-entry

NASA's Crew-11 Dragon capsule made an early return from the ISS after one of its four astronauts required urgent...

February 25, 2026

Wilmington, CA — Starlink 17-26

SpaceX launched 25 Starlink satellites from Vandenberg SFB at 6:17 AM PST on February 25. The sonic boom propagated...

Newbury Park, CA — Starlink 17-23

SpaceX launched 25 Starlink satellites from Vandenberg SFB at 2:10 AM PST on March 1. Booster B1082, on its 20th...

Vandenberg, CA — Starlink 17-18

SpaceX launched 25 Starlink satellites from Vandenberg SFB's SLC-4E at 4:00 AM PDT on March 8. Booster B1097, on its...

Santa Paula, CA — Starlink 17-24

SpaceX launched 25 Starlink satellites from Vandenberg SFB's SLC-4E at 10:19 PM PDT on March 16. Booster B1088, on its...

Ventura, CA — Starlink 17-31

SpaceX launched 25 Starlink satellites from Vandenberg SFB's SLC-4E at approximately 7:58 AM PDT on March 13. Veteran...

February 27, 2026

A traffic spike was detected in the San Diego area late on the night of February 26. No SpaceX Vandenberg launch...

Los Angeles, CA

A traffic spike was detected in the Los Angeles area on the evening of March 2. No SpaceX Vandenberg launch occurred...

An extremely strong traffic spike was detected across the Las Vegas Valley at 1:24 PM PDT on March 12, one of the...

Escondido, CA — Camp Pendleton Live-Fire Training

A strong traffic spike was detected across inland San Diego and Riverside counties at 10:57 AM PDT on March 16. Camp...