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253 earthquakes globally today

Earthquakes Near Castaic, California 91384 Today

Live data from USGS Β· Monitoring ZIP code 91384 Updated just now

56 tiny quakes nearby. Too small to feel. Completely normal background activity.

πŸ“± Get earthquake alerts β€” download the app for real-time notifications

Recent Earthquakes Near Castaic, California

56 earthquakes have been recorded within 250 miles of Castaic, California in the past 24 hours. Alertra monitors seismic activity near ZIP code 91384 using live data from the U.S. Geological Survey (USGS), updated every 60 seconds. Whether you felt shaking or are checking if an earthquake just happened near Castaic, this earthquake watch dashboard provides real-time magnitude data, an interactive seismic map, and earthquake history going back 15+ years.

Earthquake Alerts for Castaic, California

Alertra delivers real-time earthquake alerts for Castaic and the surrounding 91384 area. When seismic activity is detected nearby, push notifications are sent within 60 seconds β€” no manual earthquake watch required.

Coming soon! We're working on bringing monitoring to Alertra.

πŸ“Š Earthquake Watch β€” Castaic

Live seismic risk assessment Β· Updated every 60 seconds from USGS

Current Threat Level
All Quiet
LowModerateHigh
Threat score: 4 / 100

Some seismic activity near Castaic. Most too small to feel.

Earthquakes nearby 56
Closest to you M0.6, 16 mi
Strongest in last 24hr M2.2, Rarely felt
Last felt M4.0+ 17 days ago
Tracking Area
Castaic
LIVE EARTHQUAKES
Found 56 in region
Major (6.0+)
Moderate (4.0 - 5.9)
Minor (Below 4.0)
Your Location

🌍 Recent Earthquakes Near Castaic

Past 24 hours within 250 miles Β· Source: USGS

Showing events within 250 miles Β· Past 24 hours Β· Source: USGS
Sort by:
MagnitudeWhat You'd FeelLocationDistanceWhen
M2.2 		Rarely felt 2 km E of Aromas, CA 233 mi 6:19 PM Details β†’
M2.2 		Rarely felt 12 km NW of Parkfield, CA 145 mi 7:33 PM Details β†’
M2.1 		Rarely felt 13 km NE of Ojai, CA 27 mi 9:18 PM Details β†’
M2.1 		Rarely felt 4 km SSW of Palomar Observatory, CA 132 mi 3:09 AM Details β†’
M2.0 		Rarely felt 12 km SSW of Borrego Springs, CA 159 mi 2:24 PM Details β†’
M1.9 		Not felt 15 km NE of Lebec, CA 29 mi 4:47 AM Details β†’
M1.8 		Not felt 14 km NW of Parkfield, CA 146 mi 9:04 PM Details β†’
M1.7 		Not felt 2 km NNE of Colton, CA 83 mi 5:19 AM Details β†’
M1.7 		Not felt 7 km E of Phelan, CA 67 mi 10:20 AM Details β†’
M1.7 		Not felt 26 km SSW of Ocotillo Wells, CA 175 mi 7:03 AM Details β†’
M1.7 		Not felt 13 km SE of Tehachapi, CA 41 mi 6:31 PM Details β†’
M1.6 		Not felt 45 km NE of Holtville, CA 235 mi 5:52 PM Details β†’
M1.6 		Not felt 11 km SSW of Tres Pinos, CA 213 mi 8:50 AM Details β†’
M1.6 		Not felt 17 km SSW of Pine Mountain Club, CA 33 mi 1:34 PM Details β†’
M1.4 		Not felt 16 km ESE of Anza, CA 142 mi 9:13 PM Details β†’
M1.4 		Not felt 4 km SW of Brawley, CA 209 mi 6:02 PM Details β†’
M1.2 		Not felt 18 km ESE of Julian, CA 165 mi 10:50 PM Details β†’
M1.2 		Not felt 26 km SSW of Ocotillo Wells, CA 175 mi 6:50 AM Details β†’
M1.1 		Not felt 9 km E of Cabazon, CA 121 mi 8:06 AM Details β†’
M1.1 		Not felt 18 km ESE of Julian, CA 165 mi 8:06 PM Details β†’
M1.1 		Not felt 14 km SSW of Searles Valley, CA 104 mi 1:25 PM Details β†’
M1.1 		Not felt 11 km S of Olancha, CA 122 mi 6:25 AM Details β†’
M1.0 		Not felt 14 km NW of Parkfield, CA 146 mi 8:51 PM Details β†’
M1.0 		Not felt 3 km ENE of Moreno Valley, CA 94 mi 10:34 AM Details β†’
M1.0 		Not felt 1 km NW of Loma Linda, CA 86 mi 10:07 PM Details β†’
M1.0 		Not felt 11 km SSW of Idyllwild, CA 125 mi 7:04 PM Details β†’
M0.9 		Not felt 8 km SSW of Lytle Creek, CA 68 mi 8:35 AM Details β†’
M0.9 		Not felt 6 km SE of Loma Linda, CA 90 mi 1:35 AM Details β†’
M0.9 		Not felt 1 km SSE of Loma Linda, CA 87 mi 4:04 PM Details β†’
M0.9 		Not felt 9 km SSW of Idyllwild, CA 124 mi 1:05 AM Details β†’
M0.9 		Not felt 7 km SSW of Redlands, CA 91 mi 8:58 AM Details β†’
M0.8 		Not felt 2 km SE of Redlands, CA 92 mi 7:58 AM Details β†’
M0.8 		Not felt 11 km SSW of Borrego Springs, CA 159 mi 1:51 PM Details β†’
M0.8 		Not felt 22 km ESE of Ridgecrest, CA 99 mi 3:22 AM Details β†’
M0.8 		Not felt 7 km SSE of Redlands, CA 94 mi 9:54 AM Details β†’
M0.8 		Not felt 10 km E of Anza, CA 138 mi 7:02 PM Details β†’
M0.8 		Not felt 19 km ESE of Anza, CA 144 mi 2:15 AM Details β†’
M0.8 		Not felt 3 km SE of Redlands, CA 92 mi 9:39 AM Details β†’
M0.8 		Not felt 9 km N of Borrego Springs, CA 155 mi 3:39 AM Details β†’
M0.8 		Not felt 9 km N of Borrego Springs, CA 154 mi 8:26 PM Details β†’
M0.8 		Not felt 8 km ESE of Valle Vista, CA 120 mi 3:27 AM Details β†’
M0.7 		Not felt 26 km SSW of Ocotillo Wells, CA 175 mi 7:10 AM Details β†’
M0.7 		Not felt 12 km SW of Searles Valley, CA 105 mi 6:52 PM Details β†’
M0.7 		Not felt 6 km SE of Loma Linda, CA 90 mi 6:11 AM Details β†’
M0.7 		Not felt 5 km SSW of Redlands, CA 90 mi 11:41 AM Details β†’
M0.6 		Not felt 15 km SSW of Searles Valley, CA 104 mi 7:52 AM Details β†’
M0.6 		Not felt 9 km SSE of Gorman, CA 16 mi 4:13 PM Details β†’
M0.6 		Not felt 2 km NE of Palomar Observatory, CA 131 mi 3:49 PM Details β†’
M0.6 		Not felt 5 km NNE of Lake Henshaw, CA 140 mi 8:19 AM Details β†’
M0.5 		Not felt 11 km ESE of Anza, CA 139 mi 4:57 AM Details β†’
M0.4 		Not felt 25 km SSW of Ocotillo Wells, CA 175 mi 7:30 AM Details β†’
M0.4 		Not felt 17 km ESE of Anza, CA 143 mi 4:49 AM Details β†’
M0.4 		Not felt 4 km WNW of Borrego Springs, CA 156 mi 11:29 AM Details β†’
M0.4 		Not felt 18 km ESE of Julian, CA 165 mi 4:55 PM Details β†’
M0.3 		Not felt 8 km NNE of Beaumont, CA 104 mi 12:50 PM Details β†’
M0.0 		Not felt 10 km SE of Winchester, CA 113 mi 10:03 AM Details β†’

πŸ“ˆ Earthquake History β€” Castaic

Since 2010 Β· M2.5+ Β· 250 mi radius

Castaic has recorded 13,898 earthquakes of magnitude 2.5 or greater within 250 miles since 2010. The largest was a M7.1 on Jul 6, 2019, located Ridgecrest Earthquake Sequence. On average, the area experiences approximately 1236 notable seismic events per year.

M2.5+ in Past 7 Days

Fri
0
β€”
Sat
0
β€”
Sun
0
β€”
Mon
2
MAX M3.6
Tue
0
β€”
Wed
4
MAX M3.6
Thu
0
β€”
Since 2010 Β· M2.5+ Β· 250 mi

Yearly Activity Β· 13898 events

Past Week
View:
M2.5–4 (bars)
M4+ (line, right axis)
Yearly Earthquake Activity by Magnitude01k2k3k4k050100150'10'13'16'19'22'252010: 1,481 (M2.5–4), 54 (M4+)2011: 608 (M2.5–4), 17 (M4+)2012: 659 (M2.5–4), 29 (M4+)2013: 538 (M2.5–4), 16 (M4+)2014: 613 (M2.5–4), 16 (M4+)2015: 436 (M2.5–4), 11 (M4+)2016: 577 (M2.5–4), 16 (M4+)2017: 587 (M2.5–4), 8 (M4+)2018: 485 (M2.5–4), 11 (M4+)2019: 3,175 (M2.5–4), 134 (M4+)2020: 1,094 (M2.5–4), 39 (M4+)2021: 711 (M2.5–4), 22 (M4+)2022: 487 (M2.5–4), 12 (M4+)2023: 505 (M2.5–4), 16 (M4+)2024: 660 (M2.5–4), 35 (M4+)2025: 523 (M2.5–4), 12 (M4+)2026: 301 (M2.5–4), 10 (M4+)
Event count (bars)
Seismic energy index (line)
Yearly Seismic Energy Release01k2k3k4k020.0B40.0B60.0B'10'13'16'19'22'252010: 1,535 events, Energy: 743.6M2011: 625 events, Energy: 69.2M2012: 688 events, Energy: 3.3B2013: 554 events, Energy: 119.4M2014: 629 events, Energy: 118.9M2015: 447 events, Energy: 57.4M2016: 593 events, Energy: 153.3M2017: 595 events, Energy: 43.4M2018: 496 events, Energy: 141.0M2019: 3,309 events, Energy: 49.8B2020: 1,133 events, Energy: 960.5M2021: 733 events, Energy: 182.8M2022: 499 events, Energy: 67.7M2023: 521 events, Energy: 121.5M2024: 695 events, Energy: 272.4M2025: 535 events, Energy: 111.6M2026: 311 events, Energy: 67.3M
Largest Recorded
M7.1
Ridgecrest Earthquake Sequence
Jul 6, 2019
Avg Noticeable / Year
41.8
Estimated felt (MMI β‰₯ II)

Strongest Recorded Earthquakes

M7.1 Jul 6, 2019
Ridgecrest Earthquake Sequence
M6.5 May 15, 2020
Monte Cristo Range, NV Earthquake
M6.4 Jul 4, 2019
Ridgecrest Earthquake Sequence
M6.3 Dec 14, 2012
279 km SSW of Avalon, California
M6.2 Nov 22, 2022
28 km SW of Las Brisas, Mexico
M6.0 Jul 8, 2021
Antelope Valley, CA
πŸ“Š Looking for detailed historical data?

πŸ›‘οΈ Earthquake Safety β€” Castaic, California

What Castaic residents should know before, during, and after an earthquake

🏠 Step 1

Before: Secure Your Space

Bolt heavy furniture to walls. Keep an emergency kit within arm's reach of where you sleep. Know your exits.

πŸ›‘οΈ Step 2

During: Drop, Cover, Hold On

Drop to your hands and knees. Take cover under sturdy furniture. Hold on until the shaking stops. Stay away from windows.

πŸšͺ Step 3

After: Check and Evacuate

Check for injuries and damage. If you smell gas, leave immediately and call 911. Expect aftershocks.

72-Hour Emergency Kit

βœ“ 1 gallon of water per person per day
βœ“ Non-perishable food (3-day supply)
βœ“ Battery-powered NOAA weather radio
βœ“ Flashlight and extra batteries
βœ“ First aid kit
βœ“ Whistle to signal for help
βœ“ N95 dust masks
βœ“ Plastic sheeting and duct tape
βœ“ Wrench or pliers to turn off utilities
βœ“ Manual can opener

Notable US Seismic History

1994 Northridge, CA
M6.7
57 fatalities, $50B in damage. One of the costliest US natural disasters.
2011 Virginia
M5.8
Felt across 22 states. The most widely felt earthquake in US history.
2018 Anchorage, AK
M7.1
Major infrastructure damage across south-central Alaska.

πŸ“ Nearby Earthquake Monitoring

Cities near Castaic with live tracking

πŸ”” Get earthquake alerts for Castaic
Alertra monitors live data 24/7 and sends push notifications the moment a earthquake is detected near you.

🏒 About Alertra

Alertra is an earthquake monitoring platform built by a team of engineers in Arizona focused on natural disaster safety technology. We provide real-time earthquake alerts and risk assessments to help communities prepare before disaster strikes.

Alertra ingests real-time seismic data from the U.S. Geological Survey (USGS) and combines it with over 15 years of legacy earthquake records to build localized risk models for communities like Castaic. Our threat scores, historical trend charts, and proximity alerts are all derived from this data β€” updated every 60 seconds.

Earthquake FAQ β€” Castaic, California

Was there an earthquake in Castaic today?

56 tiny quakes nearby. Too small to feel. Completely normal background activity. This page shows all earthquakes detected within 250 miles of Castaic in the past 24 hours, updated every 60 seconds from USGS.

Did an earthquake just happen near Castaic?

Check the live earthquake table above for the most recent seismic events near 91384. Alertra detects earthquakes right now as they happen and can send you instant earthquake alerts for Castaic.

What is the earthquake history for Castaic, California?

Alertra tracks USGS seismic records going back 15+ years for the Castaic area. View the historical trends chart above to see yearly earthquake frequency and the largest recorded event near 91384.

How do I get earthquake alerts for Castaic?

Download the Alertra app to receive push notifications within 60 seconds of any earthquake detected near 91384. Alertra monitors USGS seismic data 24/7 β€” no manual earthquake watch required.

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