You are watching light fixtures swinging in hotel, 1:18 to 1:24 of the video (0:06).

Magnitude 7.1 earthquake rocks Southern California | USA TODAY

Via USA TODAY on YouTube. Intensity Lab does not own this footage. Request removal

Earthquake M7.1 Ridgecrest Earthquake Sequence, 2019-07-06 Event page and simulated animations USGS event page

Seen in this clip

Our reviewer's reading, from the effects below. One camera shows one place, so a reading from a clip is good to about one level.

Answer a few questions about what the clip shows and see the intensity your answers point to. It takes a minute or two.