Updated 2026-08-06 15:04:12 UTC

M 1.0 — 12 km N of Castaic, CA

Magnitude 1.0, depth 6.9 km, 2026-08-05 23:33:21 UTC.

MagnitudeM 1.0
Depth6.9 km
Felt reports—
Statusreviewed
TsunamiNo
Quake Pulse Activity Index

Activity trend

A high index means recent activity is high relative to the selected historical baseline. It does not mean that a larger earthquake is about to occur.

Quake Pulse Activity Index84/100Elevated
Current 30 days18
Historical monthly median11.0
Historical percentileP84
M5+ in 30 days6
M6+ in 30 days0
Activity trendabove the historical median (+64%)
Baseline months: 60Last calculation: 2026-09-03 06:17:39How the index works →
Quake Pulse

What to know

A short factual reading of this event from the available observations.

  • Magnitude M 1.0 at 6.9 km depth.
Counts describe detected earthquakes and are not a forecast or hazard assessment.
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Within the Quake Pulse database

Long-term comparisons are more robust at higher magnitudes because small-earthquake detection capability has changed over time.

Magnitude rank in database#201,491
Magnitude rank in country#17,348
M4.5+ within 250 km, ±15 days0
Quake Pulse

Impact and context

Descriptive indicators available for this event and its surroundings.

0/100Limited context
Felt reports—
Max felt intensity (CDI)—
Instrumental intensity (MMI)—
PAGER alertNot available
Tsunami indicator—
USGS significance14
Depth contextShallow
Nearby major cityLos Angeles70 km · 3,820,000

Nearby major city

Displayed population is the indexed city population, not an estimate of people exposed.

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These indicators describe data available after detection. They are neither a forecast nor a direct estimate of damage or individual risk.

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Around this epicenter

Nearby events observed around this epicenter. Spatial proximity does not necessarily mean they belong to the same sequence.

M 1.0 · 12 km N of Castaic, CA · 100 kmInteractive 3D view of earthquakes within 100 km of M 1.0 · 12 km N of Castaic, CA.M 1.0 · 12 km N of Castaic, CAM 1.2 · 20 km NW of Ojai, CA · 67.9 kmM 2.0 · 24 km NNW of Tehachapi, CA · 82.3 kmM 1.5 · 7 km ESE of Ojai, CA · 51.3 kmM 1.3 · 7 km S of Mojave, CA · 60.4 kmM 0.8 · 4 km ENE of Vincent, CA · 52.3 kmM 1.1 · 19 km NE of Arvin, CA · 81.7 kmM 1.2 · 27 km N of Montecito, CA · 94.4 kmM 0.8 · 2 km W of La Crescenta-Montrose, CA · 53.1 kmM 1.4 · 13 km SE of Tehachapi, CA · 58.1 kmM 1.2 · 13 km W of Mojave, CA · 58.6 kmM 1.3 · 13 km SE of Tehachapi, CA · 59.1 kmM 1.1 · 7 km SSW of Mojave, CA · 60.6 kmM 1.5 · 9 km ENE of Lebec, CA · 32.6 kmM 1.2 · 13 km N of Castaic, CA · 1.4 kmM 1.4 · 13 km SE of Tehachapi, CA · 58.6 kmM 1.4 · 4 km SSW of Compton, CA · 89.5 kmM 0.8 · 2 km NW of Walnut, CA · 93.8 kmM 1.3 · 1 km WNW of Universal City, CA · 55.7 kmM 1.0 · 17 km NNW of Mojave, CA · 75.3 kmM 1.2 · 7 km S of Mojave, CA · 60.3 kmM 1.8 · 2 km NW of Universal City, CA · 55.1 kmM 1.2 · 3 km SW of Lebec, CA · 34.3 kmM 1.2 · 18 km SE of Arvin, CA · 58.5 kmM 0.6 · 2 km ENE of Ojai, CA · 55.2 kmM 0.4 · 3 km WNW of Wrightwood, CA · 93.0 kmM 1.8 · 4 km E of Ojai, CA · 54.1 kmM 0.8 · 3 km ENE of Ojai, CA · 54.5 kmM 1.3 · 7 km E of Ojai, CA · 51.0 kmM 1.1 · 1 km ESE of Culver City, CA · 68.2 kmM 1.0 · 13 km W of Mojave, CA · 59.1 kmM 0.9 · 7 km S of Mojave, CA · 61.0 kmM 1.2 · 8 km E of Lebec, CA · 31.0 kmM 1.4 · 10 km WSW of Pinon Hills, CA · 84.2 kmM 1.5 · 9 km SSW of Valencia, CA · 23.0 kmM 0.8 · 1 km WSW of Rosemead, CA · 76.6 kmM 0.7 · 6 km E of Palmdale, CA · 55.7 kmM 1.0 · 2 km SSE of Frazier Park, CA · 36.0 kmM 1.0 · 21 km NNW of Tehachapi, CA · 79.8 kmM 1.2 · 26 km NNE of Montecito, CA · 82.9 kmM 1.7 · 1 km S of Wrightwood, CA · 96.0 kmM 1.8 · 11 km WNW of Malibu, CA · 64.2 kmM 1.4 · 10 km SSE of Camarillo, CA · 58.9 kmM 1.1 · 13 km N of Castaic, CA · 1.4 kmM 1.3 · 5 km NW of Boron, CA · 99.4 kmM 1.1 · 18 km NW of Grapevine, CA · 65.4 kmM 1.9 · 18 km NW of Grapevine, CA · 65.1 kmM 1.3 · 18 km NW of Grapevine, CA · 65.3 kmM 1.4 · 2 km E of Rolling Hills, CA · 97.0 kmM 1.4 · 8 km WSW of Port Hueneme, CA · 78.2 kmM 0.7 · 29 km SW of Maricopa, CA · 92.6 kmM 0.5 · 15 km SSW of Gorman, CA · 29.1 kmM 0.7 · 5 km S of Frazier Park, CA · 35.5 kmM 1.7 · 2 km NNW of La Verne, CA · 95.2 kmM 0.6 · 0 km NW of Sherman Oaks, CA · 51.9 kmM 1.1 · 6 km SW of Encino, CA · 53.6 kmM 2.1 · 6 km SSW of Encino, CA · 54.6 kmM 1.4 · 3 km N of Bakersfield, CA · 94.8 kmM 0.3 · 15 km SSE of Bodfish, CA · 99.8 kmM 0.5 · 6 km SSW of Mojave, CA · 61.0 kmM 1.2 · 5 km NE of Bradbury, CA · 79.8 kmM 1.0 · 1 km NNW of La Verne, CA · 95.6 kmM 0.8 · 12 km ESE of Tehachapi, CA · 61.4 kmM 1.2 · 3 km NNW of La Verne, CA · 94.9 kmM 0.6 · 7 km W of Frazier Park, CA · 42.0 kmM 1.1 · 14 km SSE of Bodfish, CA · 99.5 kmM 1.2 · 2 km E of West Hollywood, CA · 62.4 kmM 1.2 · 7 km SSW of Mojave, CA · 60.5 kmM 1.4 · 2 km WNW of Wrightwood, CA · 93.7 kmM 0.9 · 13 km SE of Tehachapi, CA · 55.3 kmM 1.0 · 21 km ENE of Arvin, CA · 76.6 kmM 1.5 · 21 km ENE of Arvin, CA · 76.7 kmM 0.9 · 3 km SE of Monterey Park, CA · 79.1 kmM 1.0 · 13 km W of Mojave, CA · 58.4 kmM 0.6 · 6 km S of Mojave, CA · 61.7 kmM 0.8 · 7 km N of Claremont, CA · 96.9 kmM 0.8 · 2 km NNE of Silver Lake, CA · 64.5 kmM 1.3 · 2 km NE of Silver Lake, CA · 65.1 kmM 1.0 · 13 km SE of Tehachapi, CA · 59.1 kmM 0.9 · 16 km ENE of Ojai, CA · 41.8 kmM 1.0 · 2 km NNE of Silver Lake, CA · 64.3 kmM 0.7 · 1 km NE of Silver Lake, CA · 65.3 kmM 1.6 · 3 km NE of Silver Lake, CA · 65.1 kmM 0.8 · 2 km WNW of Wrightwood, CA · 93.9 kmM 0.9 · 4 km ESE of Wrightwood, CA · 99.2 kmM 1.0 · 8 km E of Ojai, CA · 50.0 kmM 0.4 · 10 km WSW of Pinon Hills, CA · 84.2 kmM 1.3 · 1 km NNW of Manhattan Beach, CA · 80.7 kmM 1.8 · 3 km SSE of Frazier Park, CA · 34.9 kmM 1.6 · 4 km ENE of Carson, CA · 90.7 kmM 0.9 · 2 km WSW of Silver Lake, CA · 64.9 kmM 1.4 · 27 km NNE of Montecito, CA · 82.5 kmM 0.9 · 3 km NW of Willowbrook, CA · 80.1 kmM 0.6 · 3 km ENE of El Monte, CA · 82.2 kmM 1.6 · 2 km WNW of Wrightwood, CA · 93.9 kmM 0.7 · 4 km ENE of Vincent, CA · 51.7 kmM 1.5 · 13 km SE of Tehachapi, CA · 57.9 kmM 0.9 · 5 km NE of Bradbury, CA · 80.0 kmM 0.7 · 8 km NNW of Mojave, CA · 70.7 kmM 0.7 · 10 km W of Ojai, CA · 66.6 kmM 0.6 · 8 km W of Ojai, CA · 64.9 km
M 1.0 · 12 km N of Castaic, CA100 km100 Recent earthquakes

Descriptive map centered on the epicenter; it does not represent felt intensity or risk.

Sequence context

No public sequence is currently associated with this event.

Nearby events · 100 km

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USGS data evolution

Earthquake parameters can be revised after first publication. This timeline shows versions retained by Quake Pulse.

Revisions1
Magnitude change+0.0M 1.0 → M 1.0
Depth change+0.0 km
Last update93899 min
2026-08-06 15:04:12 UTC2026-08-06 15:04:12 UTC

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Important limits

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