Earthquake · Reviewed by USGS

M3.8 earthquake 4 km SE of Piru, CA

A magnitude 3.8 earthquake struck 4 km SE of Piru, CA at Sep 30, 2026, 03:00 UTC, at a depth of 10 km. The epicentre was 14 km (9 mi) N of Simi Valley. 204 people reported feeling it to USGS.

Details

Magnitude	3.8 mw
Time	Sep 30, 2026, 03:00 UTC
Depth	9.6 km
Coordinates	34.393, -118.763
Felt reports	204
Tsunami flag	None
Source	USGS event page

Fig. 1The epicentre and other earthquakes within 100 km, since the day before

01 — Nearby

Nearest cities

02 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
1.6	2 km NW of Sylmar, CA	28 km / 18 mi	depth 4 km	Oct 26, 01:40 UTC
1.2	2 km N of Stanton, CA	95 km / 59 mi	depth 12 km	Oct 25, 02:00 UTC
1.1	2 km ENE of Simi Valley, CA	13 km / 8 mi	depth 24 km	Oct 23, 15:47 UTC
2.0	9 km NW of Santa Paula, CA	34 km / 21 mi	depth 5 km	Oct 23, 09:39 UTC
1.7	5 km NW of Wrightwood, CA	100 km / 62 mi	depth 10 km	Oct 23, 01:36 UTC
1.2	3 km ESE of Beverly Hills, CA	51 km / 32 mi	depth 7 km	Oct 21, 10:21 UTC
1.2	6 km SSW of Encino, CA	39 km / 24 mi	depth 7 km	Oct 21, 02:12 UTC
2.1	17 km NW of Tehachapi, CA	95 km / 59 mi	depth 8 km	Oct 19, 22:54 UTC
1.2	5 km NE of Bradbury, CA	80 km / 50 mi	depth -1 km	Oct 19, 19:51 UTC
2.2	9 km SSW of Valencia, CA	13 km / 8 mi	depth 3 km	Oct 18, 15:32 UTC
1.3	26 km SW of Maricopa, CA	96 km / 60 mi	depth 11 km	Oct 18, 00:06 UTC
2.3	5 km W of Malibu, CA	43 km / 27 mi	depth 7 km	Oct 16, 11:53 UTC
1.7	8 km SE of San Pedro, CA	93 km / 58 mi	depth 7 km	Oct 16, 10:16 UTC
1.8	14 km W of Manhattan Beach, CA	61 km / 38 mi	depth 9 km	Oct 15, 05:57 UTC
1.5	3 km SSW of Encino, CA	37 km / 23 mi	depth 7 km	Oct 14, 07:48 UTC
1.4	8 km W of Castaic, CA	12 km / 7 mi	depth 18 km	Oct 13, 15:40 UTC
1.3	8 km WSW of Westlake Village, CA	34 km / 21 mi	depth 16 km	Oct 13, 03:20 UTC
1.4	4 km SSW of Westwood, CA	51 km / 32 mi	depth 8 km	Oct 12, 15:28 UTC
1.1	4 km SE of Littlerock, CA	75 km / 47 mi	depth 9 km	Oct 12, 11:27 UTC
1.4	7 km SW of Mojave, CA	84 km / 52 mi	depth 8 km	Oct 12, 00:24 UTC
1.1	8 km WSW of Grapevine, CA	64 km / 40 mi	depth 14 km	Oct 10, 16:20 UTC
1.3	11 km E of Carpinteria, CA	59 km / 37 mi	depth 2 km	Oct 10, 05:47 UTC
1.4	25 km SW of Maricopa, CA	97 km / 60 mi	depth 9 km	Oct 9, 10:00 UTC
1.9	11 km E of Carpinteria, CA	59 km / 36 mi	depth 7 km	Oct 9, 08:23 UTC
3.2	2 km SW of Signal Hill, CA	86 km / 53 mi	depth 12 km	Oct 9, 07:44 UTC

USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.