M1.8 earthquake 8km W of Progreso, B.C., MX
A magnitude 1.8 earthquake struck 8km W of Progreso, B.C., MX on Sun, Aug 15, 2021, 4:40 AM PDT (11:40 UTC), 8 km (5 mi) below the surface.
A larger quake followed: M4.0 12km N of Westmorland, CA. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.8 (ML, local (Richter)), micro
- Magnitude from
- Southern California Seismic Network
- Local time
- UTC
- 2021-08-15 11:40:22 UTC
- Depth
- 8.3 km (5.2 mi), shallow
- Epicenter
- 32.566° N, 115.670° W
- Region
- Mexico
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 0.4 km horizontally, 0.7 km in depth
- Magnitude uncertainty
- ±0.38
- Depth from
- From location
- Station coverage gap
- 138°
- Stations used
- 28
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 147 in the 60 days after this one and 61 in the 30 days before it.
After
- 2.214km N of Ocotillo, CA · 1875 days ago · 9 km deep · 43 km away
- 2.214km N of Ocotillo, CA · 1875 days ago · 9 km deep · 43 km away
- 1.918km ESE of Ocotillo Wells, CA · 1873 days ago · 1 km deep · 63 km away
- 2.818km ESE of Ocotillo Wells, CA · 1873 days ago · 4 km deep · 63 km away · felt by 1
- 2.118km ESE of Ocotillo Wells, CA · 1873 days ago · 8 km deep · 62 km away
- 2.119km ESE of Ocotillo Wells, CA · 1873 days ago · 5 km deep · 62 km away
- 1.618km ESE of Ocotillo Wells, CA · 1873 days ago · 5 km deep · 63 km away
- 2.718km ESE of Ocotillo Wells, CA · 1873 days ago · 7 km deep · 62 km away
- 2.518km ESE of Ocotillo Wells, CA · 1873 days ago · 4 km deep · 62 km away
- 2.318km ESE of Ocotillo Wells, CA · 1873 days ago · 5 km deep · 62 km away
- 1.718km ESE of Ocotillo Wells, CA · 1873 days ago · 4 km deep · 63 km away
- 1.618km ESE of Ocotillo Wells, CA · 1873 days ago · 5 km deep · 62 km away
- 2.219km ESE of Ocotillo Wells, CA · 1873 days ago · 3 km deep · 62 km away
- 2.018km ESE of Ocotillo Wells, CA · 1873 days ago · 5 km deep · 63 km away
- 4.018km ESE of Ocotillo Wells, CA · 1873 days ago · 7 km deep · 63 km away · felt by 46
- 3.817km ESE of Ocotillo Wells, CA · 1873 days ago · 4 km deep · 63 km away · felt by 7
- 2.418km ESE of Ocotillo Wells, CA · 1873 days ago · 2 km deep · 62 km away
- 1.619km ESE of Ocotillo Wells, CA · 1873 days ago · 7 km deep · 62 km away · felt by 1
- 2.018km ESE of Ocotillo Wells, CA · 1873 days ago · 4 km deep · 62 km away
- 2.518km ESE of Ocotillo Wells, CA · 1873 days ago · 3 km deep · 62 km away
- 1.719km ESE of Ocotillo Wells, CA · 1873 days ago · 5 km deep · 62 km away
- 2.818km ESE of Ocotillo Wells, CA · 1873 days ago · 3 km deep · 63 km away
- 2.127km SE of Ocotillo Wells, CA · 1872 days ago · 10 km deep · 51 km away
- 1.927km WSW of Westmorland, CA · 1872 days ago · 11 km deep · 51 km away
- 3.418km ESE of Ocotillo Wells, CA · 1872 days ago · 3 km deep · 62 km away · felt by 2
- 1.918km ESE of Ocotillo Wells, CA · 1872 days ago · 4 km deep · 63 km away
- 1.519km ESE of Ocotillo Wells, CA · 1872 days ago · 5 km deep · 63 km away
- 1.620km ESE of Ocotillo Wells, CA · 1872 days ago · 8 km deep · 61 km away
- 1.519km ESE of Ocotillo Wells, CA · 1872 days ago · 3 km deep · 62 km away
- 1.918km ESE of Ocotillo Wells, CA · 1872 days ago · 3 km deep · 62 km away
- 1.614km NW of Ocotillo, CA · 1871 days ago · 9 km deep · 50 km away
- 2.512km W of Delta, B.C., MX · 1871 days ago · 3 km deep · 41 km away
- 2.48km N of Delta, B.C., MX · 1870 days ago · 11 km deep · 46 km away
- 1.519km ESE of Ocotillo Wells, CA · 1870 days ago · 4 km deep · 62 km away
- 2.27km N of Delta, B.C., MX · 1870 days ago · 14 km deep · 47 km away
- 1.619km ESE of Ocotillo Wells, CA · 1868 days ago · 7 km deep · 62 km away
- 1.65km WSW of Niland, CA · 1868 days ago · 4 km deep · 75 km away
- 1.85km W of Niland, CA · 1868 days ago · 3 km deep · 75 km away
- 4.012km N of Westmorland, CA · 1868 days ago · 7 km deep · 64 km away · felt by 22
- 1.611km WNW of Calipatria, CA · 1868 days ago · 7 km deep · 65 km away
- 1.711km W of Calipatria, CA · 1868 days ago · 8 km deep · 64 km away
- 1.611km W of Calipatria, CA · 1868 days ago · 7 km deep · 64 km away
- 1.811km WNW of Calipatria, CA · 1868 days ago · 7 km deep · 65 km away
- 1.510km N of Westmorland, CA · 1868 days ago · 7 km deep · 63 km away
- 1.711km W of Calipatria, CA · 1868 days ago · 8 km deep · 63 km away
- 1.611km N of Westmorland, CA · 1868 days ago · 6 km deep · 64 km away
- 2.011km N of Westmorland, CA · 1868 days ago · 8 km deep · 63 km away
- 1.611km W of Calipatria, CA · 1868 days ago · 8 km deep · 63 km away
- 1.711km N of Westmorland, CA · 1868 days ago · 7 km deep · 63 km away
- 1.911km N of Westmorland, CA · 1868 days ago · 8 km deep · 63 km away
- 1.611km N of Westmorland, CA · 1868 days ago · 7 km deep · 63 km away
- 1.811km N of Westmorland, CA · 1868 days ago · 9 km deep · 63 km away
- 1.69km SE of Julian, CA · 1868 days ago · 13 km deep · 95 km away
- 2.911km W of Calipatria, CA · 1868 days ago · 9 km deep · 64 km away
- 2.411km W of Calipatria, CA · 1868 days ago · 8 km deep · 64 km away
- 1.711km N of Westmorland, CA · 1868 days ago · 7 km deep · 63 km away
- 2.011km N of Westmorland, CA · 1868 days ago · 8 km deep · 63 km away
- 2.512km W of Delta, B.C., MX · 1867 days ago · 6 km deep · 40 km away
- 1.810km N of Westmorland, CA · 1867 days ago · 9 km deep · 62 km away
- 1.65km SW of Niland, CA · 1867 days ago · 0 km deep · 72 km away
The first 60 of 147.
Before
- 2.244km ENE of Ensenada, B.C., MX · 1877 days ago · 11 km deep · 77 km away
- 1.811km W of Calipatria, CA · 1877 days ago · 7 km deep · 64 km away
- 2.318km WSW of Delta, B.C., MX · 1878 days ago · 16 km deep · 40 km away
- 2.212km W of Delta, B.C., MX · 1878 days ago · 16 km deep · 41 km away
- 1.515km N of Ocotillo, CA · 1879 days ago · 8 km deep · 47 km away
- 1.65km WSW of Salton City, CA · 1879 days ago · 3 km deep · 85 km away
- 2.010km WSW of Niland, CA · 1882 days ago · 3 km deep · 70 km away
- 2.919km N of Ocotillo, CA · 1882 days ago · 9 km deep · 46 km away · felt by 2
- 1.513km E of Borrego Springs, CA · 1883 days ago · 9 km deep · 93 km away
- 1.88km W of Progreso, B.C., MX · 1883 days ago · 11 km deep · 1 km away
- 1.99km W of Calipatria, CA · 1883 days ago · 9 km deep · 63 km away
- 3.510km W of Delta, B.C., MX · 1885 days ago · 20 km deep · 42 km away · felt by 1
- 1.67km SW of Niland, CA · 1886 days ago · 0 km deep · 71 km away
- 1.616km E of Ocotillo Wells, CA · 1887 days ago · 8 km deep · 69 km away
- 1.89km SW of Niland, CA · 1888 days ago · 2 km deep · 69 km away
- 1.915km WNW of Progreso, B.C., MX · 1888 days ago · 8 km deep · 10 km away
- 1.716km N of Ocotillo Wells, CA · 1889 days ago · 10 km deep · 92 km away
- 1.98km SSW of Progreso, B.C., MX · 1889 days ago · 3 km deep · 7 km away
- 3.17km SSE of Guadalupe Victoria, B.C., MX · 1889 days ago · 16 km deep · 67 km away
- 1.84km N of Pine Valley, CA · 1890 days ago · 13 km deep · 87 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ci39774007. Read Sun, Oct 4, 2026, 1:54 PM UTC.