Below is the information we have on event 637434 (JSON):

id
637434
mag
0.1
time
2019-05-15 08:43:37 UTC
url
https://earthquake.usgs.gov/earthquakes/eventpage/nn00684993
source
earthquake.usgs.gov
latitude
38.2816
longitude
-118.7365
depth
11.8
retrieved
2019-05-16 03:39:57 UTC