Author: Jennifer Andrews

06/05/2021, M5.3 swarm near Calipatria

Significant Events Largest event: M5.3, 05 Jun 2021 10:55:58 PDT, (33.140, -115.635), depth 5.8km. 11km W of Calipatria, California. As of 07 Jun 2021, 03:30PM PDT, the following event numbers have been recorded in the swarm: M≥5: 1 M≥4: 5

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04/08/2021, M3.6 near Ridgecrest

Event 08 Apr 2021 13:51:15 PDT, (35.653, -117.550), depth 8.3km. 12km ENE of Ridgecrest, California Aftershocks As of 08 Apr 2021, 02:22PM PDT, there has been 1 aftershock recorded, M1.1. Aftershocks may be expected in the next few days, the

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04/07/2021, M3.7 near Holtville

Event 07 Apr 2021 20:52:08 PDT, (32.775, -115.433), depth 16.2km. 6km SW of Holtville, California Aftershocks As of 07 Apr 2021, 09:14PM PDT, there have been 2 aftershocks recorded. The largest was M2.7 (smallest M1.8). More aftershocks may be expected

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03/31/2021, M4.8 near Delta

Event 31 Mar 2021 01:56:25 PDT, (32.390, -115.250), depth 19.2km. 7km NW of Delta, B.C., Mexico Aftershocks As of 31 Mar 2021, 03:05AM PDT, there have been 2 aftershocks recorded. The largest was M3.1 (smallest M2.1). More aftershocks may be

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02/09/2021, M3.8 swarm near Calipatria

Significant Events Largest event: M3.8, 09 Feb 2021 17:01:15 PST, (33.175, -115.613), depth 3.8km. 11km WNW of Calipatria, California. As of 11 Feb 2021, 10:19AM PST, the following event numbers have been recorded in the swarm: M≥3: 5 M≥2: 23

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09/30/2020, M4.9 Westmorland Swarm

Significant Events Largest event: M4.9, 30 Sep 2020 17:31:27 PDT, (33.057, -115.590), depth 11.5km. 4km NE of Westmorland, California As of 01 Oct 2020, 05:54AM PDT, the following events have been recorded in the swarm: M≥4: 6 M≥3: 54 M≥2:

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09/18/2020, M4.5 near South El Monte

Event 18 Sep 2020 23:38:46 PDT, (34.038, -118.080), depth 16.9km. 3km WSW of South El Monte, California Aftershocks As of 19 Sep 2020, 01:22AM PDT, there have been 3 aftershocks recorded. The largest was M2.3 (smallest M1.6). Aftershocks may be

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07/30/2020, M4.2 near Sylmar

Event 30 Jul 2020 04:29:29 PDT, (34.302, -118.438), depth 8.8km. 1km SE of Sylmar, California, near the neighbourhoods of San Fernando and Pacoima. Shaking was widely felt within the greater LA metropolitan area, with peak shaking estimated as MMI VI

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06/24/2020, M5.8 near Lone Pine

Event 24 Jun 2020 10:40:49 PDT, (36.447, -117.975), depth 4.7km. 18km SSE of Lone Pine, California Aftershocks As of 25 Jun 2020, 07:31PM PDT, there have been 317 aftershocks recorded. The largest was M4.6 (smallest M0.7). We have recorded: 1

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06/22/2020, M4.6 near Lone Pine

Event 22 Jun 2020 17:25:46 PDT, (36.447, -117.983), depth 2.3km. 17km SSE of Lone Pine, California Aftershocks As of 22 Jun 2020, 06:13PM PDT, there have been 9 aftershocks recorded. The largest was M3.8 (smallest M1.5). More aftershocks may be

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