ALERTRA
309 earthquakes globally today

Earthquakes Near La Mesa, California 91941 Today

Live data from USGS Β· Monitoring ZIP code 91941 Updated just now

69 small earthquakes nearby today, including 1 that may have been felt. This is typical activity.

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

Recent Earthquakes Near La Mesa, California

69 earthquakes have been recorded within 250 miles of La Mesa, California in the past 24 hours. Alertra monitors seismic activity near ZIP code 91941 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 La Mesa, this earthquake watch dashboard provides real-time magnitude data, an interactive seismic map, and earthquake history going back 15+ years.

Earthquake Alerts for La Mesa, California

Alertra delivers real-time earthquake alerts for La Mesa and the surrounding 91941 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€” La Mesa

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

Current Threat Level
Normal
LowModerateHigh
Threat score: 34 / 100

Some seismic activity near La Mesa. Most too small to feel.

Earthquakes nearby 69
Closest to you M1.4, 6 mi
Strongest in last 24hr M3.6, Light shaking
Last felt M4.0+ 37 days ago
Tracking Area
La Mesa
LIVE EARTHQUAKES
Found 69 in region
Major (6.0+)
Moderate (4.0 - 5.9)
Minor (Below 4.0)
Your Location

🌍 Recent Earthquakes Near La Mesa

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
M3.6 		Light shaking 14 km N of Warner Springs, CA 49 mi 7:31 AM Details β†’
M2.4 		Rarely felt 10 km NE of Niland, CA 97 mi 8:25 PM Details β†’
M2.3 		Rarely felt 13 km SE of Anza, CA 55 mi 2:16 PM Details β†’
M1.9 		Not felt 9 km NNW of Anza, CA 62 mi 5:19 AM Details β†’
M1.9 		Not felt 15 km N of Warner Springs, CA 50 mi 7:34 AM Details β†’
M1.8 		Not felt 13 km WSW of Borrego Springs, CA 42 mi 1:35 PM Details β†’
M1.7 		Not felt 4 km SW of Palomar Observatory, CA 40 mi 12:20 AM Details β†’
M1.7 		Not felt 15 km N of Warner Springs, CA 50 mi 10:22 AM Details β†’
M1.7 		Not felt 17 km SE of Big Bear City, CA 97 mi 12:02 PM Details β†’
M1.6 		Not felt 11 km ESE of Borrego Springs, CA 54 mi 11:29 AM Details β†’
M1.5 		Not felt 4 km N of Blue Diamond, Nevada 247 mi 6:12 PM Details β†’
M1.5 		Not felt 16 km WSW of Johannesburg, CA 182 mi 12:04 PM Details β†’
M1.4 		Not felt 20 km NW of Kernville, CA 234 mi 5:21 AM Details β†’
M1.4 		Not felt 5 km SE of Bostonia, CA 6 mi 9:30 PM Details β†’
M1.3 		Not felt 3 km W of Devore, CA 105 mi 9:19 AM Details β†’
M1.3 		Not felt 2 km NE of Silver Lake, CA 118 mi 9:40 PM Details β†’
M1.3 		Not felt 27 km N of Yucca Valley, CA 114 mi 1:50 PM Details β†’
M1.2 		Not felt 15 km N of Warner Springs, CA 50 mi 8:29 AM Details β†’
M1.2 		Not felt 19 km ESE of Anza, CA 58 mi 3:17 PM Details β†’
M1.2 		Not felt 14 km N of Warner Springs, CA 49 mi 10:12 AM Details β†’
M1.2 		Not felt 17 km WSW of Johannesburg, CA 183 mi 1:57 PM Details β†’
M1.1 		Not felt 3 km ENE of Borrego Springs, CA 52 mi 1:47 AM Details β†’
M1.1 		Not felt 9 km NW of San Jacinto, CA 75 mi 10:27 PM Details β†’
M1.1 		Not felt 4 km SE of Redlands, CA 88 mi 2:41 PM Details β†’
M1.1 		Not felt 16 km WSW of Johannesburg, CA 182 mi 5:48 AM Details β†’
M1.1 		Not felt 17 km E of Little Lake, CA 223 mi 7:17 PM Details β†’
M1.0 		Not felt 17 km WSW of Johannesburg, CA 183 mi 7:49 PM Details β†’
M1.0 		Not felt 8 km W of Ocotillo, CA 53 mi 2:34 PM Details β†’
M1.0 		Not felt 13 km SE of Tehachapi, CA 177 mi 8:08 PM Details β†’
M1.0 		Not felt 18 km WSW of Johannesburg, CA 183 mi 6:30 PM Details β†’
M1.0 		Not felt 5 km W of Tecate, B.C., MX 22 mi 10:53 PM Details β†’
M0.9 		Not felt 10 km ENE of Ocotillo Wells, CA 63 mi 1:10 PM Details β†’
M0.9 		Not felt 7 km SSE of Banning, CA 77 mi 2:47 PM Details β†’
M0.9 		Not felt 9 km NE of San Jacinto, CA 75 mi 1:16 AM Details β†’
M0.9 		Not felt 9 km NE of Coso Junction, CA 236 mi 2:24 PM Details β†’
M0.9 		Not felt 6 km NNE of Lake Henshaw, CA 39 mi 7:13 PM Details β†’
M0.9 		Not felt 20 km ESE of Anza, CA 59 mi 5:45 PM Details β†’
M0.9 		Not felt 25 km ENE of Pine Valley, CA 42 mi 3:50 PM Details β†’
M0.9 		Not felt 1 km SE of Home Gardens, CA 82 mi 8:37 PM Details β†’
M0.9 		Not felt 4 km SE of Loma Linda, CA 88 mi 7:36 PM Details β†’
M0.9 		Not felt 12 km NW of Aguanga, CA 53 mi 8:53 AM Details β†’
M0.9 		Not felt 11 km ENE of Borrego Springs, CA 56 mi 3:40 PM Details β†’
M0.9 		Not felt 21 km S of Trona, CA 196 mi 5:05 AM Details β†’
M0.8 		Not felt 2 km NNE of Silver Lake, CA 118 mi 10:45 PM Details β†’
M0.8 		Not felt 35 km NNE of North Shore, CA 101 mi 9:34 AM Details β†’
M0.8 		Not felt 13 km NW of Coso Junction, CA 240 mi 2:41 PM Details β†’
M0.8 		Not felt 15 km N of Warner Springs, CA 50 mi 11:19 AM Details β†’
M0.7 		Not felt 21 km ESE of Anza, CA 59 mi 6:23 AM Details β†’
M0.7 		Not felt 7 km SE of Valle Vista, CA 67 mi 3:57 AM Details β†’
M0.7 		Not felt 20 km ESE of Anza, CA 59 mi 11:52 AM Details β†’
M0.7 		Not felt 20 km NNE of Indio, CA 92 mi 4:44 AM Details β†’
M0.6 		Not felt 11 km WNW of Morongo Valley, CA 92 mi 6:19 AM Details β†’
M0.6 		Not felt 5 km NNE of Lake Henshaw, CA 39 mi 6:32 AM Details β†’
M0.6 		Not felt 16 km WSW of Johannesburg, CA 183 mi 6:23 PM Details β†’
M0.6 		Not felt 15 km N of Warner Springs, CA 50 mi 1:19 PM Details β†’
M0.5 		Not felt 7 km N of Fontana, CA 101 mi 9:43 AM Details β†’
M0.5 		Not felt 15 km SSE of Anza, CA 50 mi 3:38 PM Details β†’
M0.5 		Not felt 16 km ESE of Anza, CA 59 mi 8:03 AM Details β†’
M0.5 		Not felt 5 km NE of Anza, CA 61 mi 6:11 PM Details β†’
M0.5 		Not felt 6 km NNE of Lake Henshaw, CA 39 mi 9:29 PM Details β†’
M0.5 		Not felt 11 km ENE of Ocotillo Wells, CA 63 mi 8:26 AM Details β†’
M0.5 		Not felt 14 km N of Borrego Springs, CA 55 mi 8:22 AM Details β†’
M0.5 		Not felt 6 km NNW of Lake Henshaw, CA 39 mi 10:59 PM Details β†’
M0.4 		Not felt 8 km NNE of Borrego Springs, CA 55 mi 10:47 AM Details β†’
M0.4 		Not felt 15 km N of Warner Springs, CA 50 mi 7:54 AM Details β†’
M0.4 		Not felt 15 km N of Warner Springs, CA 50 mi 7:46 AM Details β†’
M0.3 		Not felt 6 km NNE of Lake Henshaw, CA 39 mi 8:05 AM Details β†’
M0.3 		Not felt 12 km W of Anza, CA 57 mi 8:25 AM Details β†’
M0.3 		Not felt 15 km N of Warner Springs, CA 50 mi 8:06 AM Details β†’

πŸ“ˆ Earthquake History β€” La Mesa

Since 2006 Β· M2.5+ Β· 250 mi radius

La Mesa has recorded 16,911 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 885 notable seismic events per year.

M2.5+ in Past 7 Days

Thu
1
MAX M2.6
Fri
2
MAX M2.7
Sat
1
MAX M3.3
Sun
2
MAX M2.8
Mon
2
MAX M2.7
Tue
1
MAX M2.7
Wed
1
MAX M3.6
Since 2006 Β· M2.5+ Β· 250 mi

Yearly Activity Β· 16911 events

Past Week
View:
M2.5–4 (bars)
M4+ (line, right axis)
Yearly Earthquake Activity by Magnitude02k4k6k050100150200'07'10'13'16'19'22'252006: 456 (M2.5–4), 18 (M4+)2007: 393 (M2.5–4), 19 (M4+)2008: 657 (M2.5–4), 34 (M4+)2009: 537 (M2.5–4), 28 (M4+)2010: 4,265 (M2.5–4), 184 (M4+)2011: 665 (M2.5–4), 30 (M4+)2012: 632 (M2.5–4), 47 (M4+)2013: 438 (M2.5–4), 18 (M4+)2014: 415 (M2.5–4), 33 (M4+)2015: 325 (M2.5–4), 11 (M4+)2016: 419 (M2.5–4), 23 (M4+)2017: 310 (M2.5–4), 5 (M4+)2018: 360 (M2.5–4), 19 (M4+)2019: 3,012 (M2.5–4), 141 (M4+)2020: 736 (M2.5–4), 28 (M4+)2021: 517 (M2.5–4), 21 (M4+)2022: 367 (M2.5–4), 15 (M4+)2023: 391 (M2.5–4), 16 (M4+)2024: 572 (M2.5–4), 33 (M4+)2025: 410 (M2.5–4), 10 (M4+)2026: 289 (M2.5–4), 12 (M4+)
Event count (bars)
Seismic energy index (line)
Yearly Seismic Energy Release02k4k6k020.0B40.0B60.0B80.0B'07'10'13'16'19'22'252006: 474 events, Energy: 262.2M2007: 412 events, Energy: 91.1M2008: 691 events, Energy: 497.1M2009: 565 events, Energy: 701.9M2010: 4,449 events, Energy: 65.3B2011: 695 events, Energy: 158.4M2012: 679 events, Energy: 3.4B2013: 456 events, Energy: 91.4M2014: 448 events, Energy: 435.5M2015: 336 events, Energy: 63.0M2016: 442 events, Energy: 375.0M2017: 315 events, Energy: 24.8M2018: 379 events, Energy: 201.4M2019: 3,153 events, Energy: 49.9B2020: 764 events, Energy: 557.8M2021: 538 events, Energy: 166.8M2022: 382 events, Energy: 2.1B2023: 407 events, Energy: 122.7M2024: 605 events, Energy: 251.6M2025: 420 events, Energy: 102.3M2026: 301 events, Energy: 71.7M
Largest Recorded
M7.2
The 2010 Sierra El Mayor, B.C., Mexico Earthquake
Apr 4, 2010
Avg Noticeable / Year
62.5
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
M7.0 Apr 12, 2012
69 km ENE of San Luis, Mexico
M6.9 Aug 3, 2009
96 km WNW of BahΓ­a de Kino, Mexico
M6.4 Jul 4, 2019
Ridgecrest Earthquake Sequence
M6.3 Dec 14, 2012
279 km SSW of Avalon, California
πŸ“Š Looking for detailed historical data?

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

What La Mesa 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 La Mesa with live tracking

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

Earthquake FAQ β€” La Mesa, California

Was there an earthquake in La Mesa today?

69 small earthquakes nearby today, including 1 that may have been felt. This is typical activity. This page shows all earthquakes detected within 250 miles of La Mesa in the past 24 hours, updated every 60 seconds from USGS.

Did an earthquake just happen near La Mesa?

Check the live earthquake table above for the most recent seismic events near 91941. Alertra detects earthquakes right now as they happen and can send you instant earthquake alerts for La Mesa.

What is the earthquake history for La Mesa, California?

Alertra tracks USGS seismic records going back 15+ years for the La Mesa area. View the historical trends chart above to see yearly earthquake frequency and the largest recorded event near 91941.

How do I get earthquake alerts for La Mesa?

Download the Alertra app to receive push notifications within 60 seconds of any earthquake detected near 91941. Alertra monitors USGS seismic data 24/7 β€” no manual earthquake watch required.

App Coming Soon!

We're putting the final touches on the Alertra app. Enter your email below to join the waitlist and get early access.