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186 earthquakes globally today

Earthquakes Near San Ysidro, California 92173 Today

Live data from USGS Β· Monitoring ZIP code 92173 Updated just now

58 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 San Ysidro, California

58 earthquakes have been recorded within 250 miles of San Ysidro, California in the past 24 hours. Alertra monitors seismic activity near ZIP code 92173 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 San Ysidro, this earthquake watch dashboard provides real-time magnitude data, an interactive seismic map, and earthquake history going back 15+ years.

Earthquake Alerts for San Ysidro, California

Alertra delivers real-time earthquake alerts for San Ysidro and the surrounding 92173 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€” San Ysidro

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

Current Threat Level
Normal
LowModerateHigh
Threat score: 18 / 100

Some seismic activity near San Ysidro. Most too small to feel.

Earthquakes nearby 58
Closest to you M1.5, 36 mi
Strongest in last 24hr M2.8, Rarely felt
Last felt M4.0+ 34 days ago
Tracking Area
San Ysidro
LIVE EARTHQUAKES
Found 58 in region
Major (6.0+)
Moderate (4.0 - 5.9)
Minor (Below 4.0)
Your Location

🌍 Recent Earthquakes Near San Ysidro

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
M2.8 		Rarely felt 6 km SE of Ontario, CA 105 mi 8:35 PM Details β†’
M2.8 		Rarely felt 10 km ENE of Coso Junction, CA 247 mi 6:49 AM Details β†’
M2.3 		Rarely felt 10 km ENE of Coso Junction, CA 247 mi 6:54 AM Details β†’
M1.8 		Not felt 17 km WSW of Johannesburg, CA 195 mi 3:45 PM Details β†’
M1.8 		Not felt 3 km SSE of Frazier Park, CA 189 mi 7:34 PM Details β†’
M1.8 		Not felt 10 km ENE of Coso Junction, CA 247 mi 1:56 AM Details β†’
M1.6 		Not felt 6 km SE of Ontario, CA 105 mi 8:36 PM Details β†’
M1.6 		Not felt 4 km ENE of Carson, CA 113 mi 12:11 PM Details β†’
M1.5 		Not felt 21 km NW of Progreso, B.C., MX 75 mi 10:22 PM Details β†’
M1.5 		Not felt 36 km E of Primo Tapia, B.C., MX 36 mi 3:26 AM Details β†’
M1.5 		Not felt 10 km NNE of Ridgecrest, CA 219 mi 10:09 PM Details β†’
M1.4 		Not felt 13 km WSW of Searles Valley, CA 222 mi 12:00 AM Details β†’
M1.4 		Not felt 27 km NNE of Montecito, CA 204 mi 1:44 AM Details β†’
M1.4 		Not felt 7 km NE of Imperial, CA 92 mi 11:10 AM Details β†’
M1.3 		Not felt 20 km ESE of Little Lake, CA 234 mi 3:06 PM Details β†’
M1.3 		Not felt 12 km SSE of Corona, CA 88 mi 5:48 PM Details β†’
M1.3 		Not felt 17 km NNE of Indio, CA 104 mi 10:59 AM Details β†’
M1.3 		Not felt 10 km ENE of Coso Junction, CA 247 mi 6:52 AM Details β†’
M1.2 		Not felt 6 km ENE of Imperial, CA 92 mi 10:18 AM Details β†’
M1.2 		Not felt 10 km ENE of Coso Junction, CA 247 mi 1:53 AM Details β†’
M1.2 		Not felt 10 km ENE of Coso Junction, CA 247 mi 6:17 AM Details β†’
M1.1 		Not felt 10 km ENE of Coso Junction, CA 247 mi 7:32 AM Details β†’
M1.1 		Not felt 17 km W of Searles Valley, CA 225 mi 10:35 PM Details β†’
M1.1 		Not felt 2 km W of Silver Lake, CA 128 mi 7:56 AM Details β†’
M1.0 		Not felt 5 km NNE of Lake Henshaw, CA 54 mi 3:06 AM Details β†’
M1.0 		Not felt 19 km ESE of Julian, CA 50 mi 12:16 AM Details β†’
M0.9 		Not felt 10 km ENE of Coso Junction, CA 247 mi 2:34 AM Details β†’
M0.9 		Not felt 10 km ENE of Coso Junction, CA 247 mi 9:22 AM Details β†’
M0.9 		Not felt 10 km ENE of Coso Junction, CA 247 mi 7:02 AM Details β†’
M0.9 		Not felt 28 km SSW of Ocotillo Wells, CA 53 mi 6:32 AM Details β†’
M0.9 		Not felt 6 km NNE of Lake Henshaw, CA 54 mi 10:22 PM Details β†’
M0.8 		Not felt 17 km ESE of Julian, CA 47 mi 7:29 PM Details β†’
M0.8 		Not felt 9 km SE of Valle Vista, CA 80 mi 6:25 PM Details β†’
M0.8 		Not felt 22 km W of Westmorland, CA 77 mi 5:07 AM Details β†’
M0.8 		Not felt 22 km NE of Pine Valley, CA 49 mi 4:54 PM Details β†’
M0.8 		Not felt 25 km NNW of Searles Valley, CA 238 mi 3:58 PM Details β†’
M0.8 		Not felt 10 km ENE of Coso Junction, CA 247 mi 7:29 AM Details β†’
M0.8 		Not felt 13 km WSW of Salton City, CA 74 mi 11:16 PM Details β†’
M0.7 		Not felt 5 km NNW of Borrego Springs, CA 64 mi 12:11 PM Details β†’
M0.7 		Not felt 6 km ENE of Lytle Creek, CA 121 mi 3:21 AM Details β†’
M0.7 		Not felt 22 km NE of Pine Valley, CA 49 mi 10:12 AM Details β†’
M0.7 		Not felt 10 km ENE of Coso Junction, CA 247 mi 10:31 PM Details β†’
M0.7 		Not felt 21 km SSW of Ocotillo Wells, CA 56 mi 7:21 PM Details β†’
M0.7 		Not felt 5 km SW of Redlands, CA 102 mi 8:17 AM Details β†’
M0.6 		Not felt 10 km ENE of Coso Junction, CA 247 mi 8:57 AM Details β†’
M0.6 		Not felt 16 km W of Searles Valley, CA 224 mi 10:00 AM Details β†’
M0.6 		Not felt 10 km E of Ridgecrest, CA 214 mi 7:46 AM Details β†’
M0.5 		Not felt 17 km W of Searles Valley, CA 224 mi 9:48 AM Details β†’
M0.5 		Not felt 10 km ENE of Coso Junction, CA 247 mi 8:04 AM Details β†’
M0.5 		Not felt 15 km NNW of Warner Springs, CA 62 mi 4:54 AM Details β†’
M0.5 		Not felt 12 km NE of Julian, CA 52 mi 2:33 AM Details β†’
M0.5 		Not felt 10 km ENE of Coso Junction, CA 247 mi 6:58 AM Details β†’
M0.4 		Not felt 10 km WSW of Anza, CA 68 mi 8:50 PM Details β†’
M0.4 		Not felt 14 km ENE of Ridgecrest, CA 218 mi 9:52 AM Details β†’
M0.4 		Not felt 19 km ESE of Little Lake, CA 233 mi 1:28 PM Details β†’
M0.4 		Not felt 10 km ENE of Coso Junction, CA 247 mi 3:00 PM Details β†’
M0.1 		Not felt 20 km ESE of Little Lake, CA 234 mi 12:04 PM Details β†’
M-0.0 		Not felt 12 km W of Anza, CA 72 mi 8:10 AM Details β†’

πŸ“ˆ Earthquake History β€” San Ysidro

Since 2006 Β· M2.5+ Β· 250 mi radius

San Ysidro has recorded 16,571 earthquakes of magnitude 2.5 or greater within 250 miles since 2006. The largest was a M7.2 on Apr 4, 2010, located The 2010 Sierra El Mayor, B.C., Mexico Earthquake. On average, the area experiences approximately 923 notable seismic events per year.

M2.5+ in Past 7 Days

Mon
1
MAX M3.5
Tue
1
MAX M2.9
Wed
2
MAX M3.0
Thu
1
MAX M2.6
Fri
1
MAX M2.5
Sat
0
β€”
Sun
2
MAX M2.8
Since 2006 Β· M2.5+ Β· 250 mi

Yearly Activity Β· 16571 events

Past Week
View:
M2.5–4 (bars)
M4+ (line, right axis)
Yearly Earthquake Activity by Magnitude02k4k6k050100150200'07'10'13'16'19'22'252006: 449 (M2.5–4), 18 (M4+)2007: 383 (M2.5–4), 19 (M4+)2008: 654 (M2.5–4), 34 (M4+)2009: 528 (M2.5–4), 32 (M4+)2010: 4,258 (M2.5–4), 186 (M4+)2011: 662 (M2.5–4), 31 (M4+)2012: 619 (M2.5–4), 48 (M4+)2013: 413 (M2.5–4), 21 (M4+)2014: 395 (M2.5–4), 33 (M4+)2015: 320 (M2.5–4), 11 (M4+)2016: 413 (M2.5–4), 23 (M4+)2017: 301 (M2.5–4), 5 (M4+)2018: 353 (M2.5–4), 19 (M4+)2019: 2,882 (M2.5–4), 136 (M4+)2020: 716 (M2.5–4), 28 (M4+)2021: 491 (M2.5–4), 18 (M4+)2022: 359 (M2.5–4), 15 (M4+)2023: 386 (M2.5–4), 16 (M4+)2024: 563 (M2.5–4), 33 (M4+)2025: 399 (M2.5–4), 9 (M4+)2026: 279 (M2.5–4), 13 (M4+)
Event count (bars)
Seismic energy index (line)
Yearly Seismic Energy Release02k4k6k020.0B40.0B60.0B80.0B'07'10'13'16'19'22'252006: 467 events, Energy: 262.0M2007: 402 events, Energy: 90.7M2008: 688 events, Energy: 497.4M2009: 560 events, Energy: 718.4M2010: 4,444 events, Energy: 65.3B2011: 693 events, Energy: 159.6M2012: 667 events, Energy: 3.4B2013: 434 events, Energy: 106.6M2014: 428 events, Energy: 432.8M2015: 331 events, Energy: 62.9M2016: 436 events, Energy: 374.8M2017: 306 events, Energy: 24.1M2018: 372 events, Energy: 201.1M2019: 3,018 events, Energy: 49.9B2020: 744 events, Energy: 557.5M2021: 509 events, Energy: 162.6M2022: 374 events, Energy: 2.1B2023: 402 events, Energy: 122.7M2024: 596 events, Energy: 249.9M2025: 408 events, Energy: 101.1M2026: 292 events, Energy: 72.9M
Largest Recorded
M7.2
The 2010 Sierra El Mayor, B.C., Mexico Earthquake
Apr 4, 2010
Avg Noticeable / Year
57.4
Estimated felt (MMI β‰₯ II)

Strongest Recorded Earthquakes

M7.2 Apr 4, 2010
The 2010 Sierra El Mayor, B.C., Mexico Earthquake
M7.1 Jul 6, 2019
Ridgecrest Earthquake Sequence
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
M6.2 Aug 3, 2009
97 km N of San Luis, Mexico
πŸ“Š Looking for detailed historical data?

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

What San Ysidro 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 San Ysidro with live tracking

πŸ”” Get earthquake alerts for San Ysidro
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 San Ysidro. Our threat scores, historical trend charts, and proximity alerts are all derived from this data β€” updated every 60 seconds.

Earthquake FAQ β€” San Ysidro, California

Was there an earthquake in San Ysidro today?

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

Did an earthquake just happen near San Ysidro?

Check the live earthquake table above for the most recent seismic events near 92173. Alertra detects earthquakes right now as they happen and can send you instant earthquake alerts for San Ysidro.

What is the earthquake history for San Ysidro, California?

Alertra tracks USGS seismic records going back 15+ years for the San Ysidro area. View the historical trends chart above to see yearly earthquake frequency and the largest recorded event near 92173.

How do I get earthquake alerts for San Ysidro?

Download the Alertra app to receive push notifications within 60 seconds of any earthquake detected near 92173. Alertra monitors USGS seismic data 24/7 β€” no manual earthquake watch required.

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