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217 earthquakes globally today

Earthquakes Near San Luis Obispo, California 93405 Today

Live data from USGS · Monitoring ZIP code 93405 Updated just now

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

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Recent Earthquakes Near San Luis Obispo, California

26 earthquakes have been recorded within 250 miles of San Luis Obispo, California in the past 24 hours. Alertra monitors seismic activity near ZIP code 93405 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 Luis Obispo, this earthquake watch dashboard provides real-time magnitude data, an interactive seismic map, and earthquake history going back 15+ years.

Earthquake Alerts for San Luis Obispo, California

Alertra delivers real-time earthquake alerts for San Luis Obispo and the surrounding 93405 area. When seismic activity is detected nearby, push notifications are sent within 60 seconds — no manual earthquake watch required.

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

📊 Earthquake Watch — San Luis Obispo

Live seismic risk assessment · Updated every 60 seconds from USGS

Current Threat Level
All Quiet
LowModerateHigh
Threat score: 5 / 100

Some seismic activity near San Luis Obispo. Most too small to feel.

Earthquakes nearby 26
Closest to you M1.1, 92 mi
Strongest in last 24hr M2.3, Rarely felt
Last felt M4.0+ 69 days ago
Tracking Area
San Luis Obispo
LIVE EARTHQUAKES
Found 26 in region
Major (6.0+)
Moderate (4.0 - 5.9)
Minor (Below 4.0)
Your Location

🌍 Recent Earthquakes Near San Luis Obispo

Past 24 hours within 250 miles · Source: USGS

Showing events within 250 miles · Past 24 hours · Source: USGS
Sort by:
MagnitudeWhat You'd FeelLocationDistanceWhen
M2.3 		Rarely felt 10 km SW of Toms Place, CA 187 mi 4:48 AM Details →
M1.9 		Not felt 2 km ENE of Colton, CA 212 mi 8:57 AM Details →
M1.8 		Not felt 58 km WNW of Beatty, Nevada 229 mi 12:34 AM Details →
M1.7 		Not felt 2 km NNE of Pleasant Hill, CA 198 mi 12:44 AM Details →
M1.7 		Not felt 20 km E of McFarland, CA 100 mi 8:46 AM Details →
M1.5 		Not felt 17 km WNW of Tehachapi, CA 119 mi 1:26 AM Details →
M1.4 		Not felt 10 km WSW of Corona, CA 202 mi 6:30 AM Details →
M1.3 		Not felt 10 km NE of Coso Junction, CA 169 mi 12:07 PM Details →
M1.3 		Not felt 7 km SE of Valle Vista, CA 247 mi 5:01 AM Details →
M1.2 		Not felt 16 km NNW of Piru, CA 119 mi 4:17 PM Details →
M1.2 		Not felt 5 km NW of Boron, CA 173 mi 11:12 PM Details →
M1.2 		Not felt 9 km SW of Grapevine, CA 101 mi 11:22 AM Details →
M1.2 		Not felt 2 km SE of Pacifica, CA 186 mi 11:03 AM Details →
M1.1 		Not felt 18 km N of Pine Mountain Club, CA 92 mi 3:08 PM Details →
M1.0 		Not felt 5 km WNW of Calimesa, CA 224 mi 1:15 PM Details →
M1.0 		Not felt 11 km N of Coso Junction, CA 168 mi 8:50 AM Details →
M1.0 		Not felt 2 km NNE of Colton, CA 212 mi 4:50 PM Details →
M0.8 		Not felt 16 km W of Searles Valley, CA 180 mi 4:42 AM Details →
M0.8 		Not felt 10 km WSW of Corona, CA 201 mi 7:44 PM Details →
M0.8 		Not felt 4 km SE of Ontario, CA 199 mi 2:10 AM Details →
M0.8 		Not felt 8 km SSE of Redlands, CA 223 mi 12:31 AM Details →
M0.8 		Not felt 5 km SW of Redlands, CA 218 mi 8:22 PM Details →
M0.8 		Not felt 12 km SSW of Olancha, CA 163 mi 3:28 PM Details →
M0.7 		Not felt 3 km SSE of Redlands, CA 220 mi 10:21 PM Details →
M0.5 		Not felt 15 km WSW of Searles Valley, CA 181 mi 12:48 AM Details →
M0.3 		Not felt 8 km SE of Valle Vista, CA 248 mi 5:03 AM Details →

📈 Earthquake History — San Luis Obispo

Since 2010 · M2.5+ · 250 mi radius

San Luis Obispo has recorded 11,694 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 1215 notable seismic events per year.

M2.5+ in Past 7 Days

Tue
0
—
Wed
1
MAX M2.7
Thu
3
MAX M2.9
Fri
1
MAX M2.5
Sat
1
MAX M2.5
Sun
0
—
Mon
0
—
Since 2010 · M2.5+ · 250 mi

Yearly Activity · 11694 events

Past Week
View:
M2.5–4 (bars)
M4+ (line, right axis)
Yearly Earthquake Activity by Magnitude01k2k3k4k050100150'10'13'16'19'22'252010: 339 (M2.5–4), 7 (M4+)2011: 536 (M2.5–4), 23 (M4+)2012: 374 (M2.5–4), 10 (M4+)2013: 436 (M2.5–4), 11 (M4+)2014: 541 (M2.5–4), 15 (M4+)2015: 400 (M2.5–4), 10 (M4+)2016: 453 (M2.5–4), 12 (M4+)2017: 527 (M2.5–4), 7 (M4+)2018: 381 (M2.5–4), 8 (M4+)2019: 3,098 (M2.5–4), 132 (M4+)2020: 1,223 (M2.5–4), 49 (M4+)2021: 817 (M2.5–4), 22 (M4+)2022: 442 (M2.5–4), 14 (M4+)2023: 446 (M2.5–4), 10 (M4+)2024: 466 (M2.5–4), 22 (M4+)2025: 492 (M2.5–4), 11 (M4+)2026: 353 (M2.5–4), 7 (M4+)
Event count (bars)
Seismic energy index (line)
Yearly Seismic Energy Release01k2k3k4k020.0B40.0B60.0B'10'13'16'19'22'252010: 346 events, Energy: 34.4M2011: 559 events, Energy: 83.4M2012: 384 events, Energy: 125.6M2013: 447 events, Energy: 93.5M2014: 556 events, Energy: 1.1B2015: 410 events, Energy: 51.1M2016: 465 events, Energy: 753.5M2017: 534 events, Energy: 39.7M2018: 389 events, Energy: 124.1M2019: 3,230 events, Energy: 49.8B2020: 1,272 events, Energy: 1.1B2021: 839 events, Energy: 1.1B2022: 456 events, Energy: 113.6M2023: 456 events, Energy: 91.1M2024: 488 events, Energy: 183.1M2025: 503 events, Energy: 45.1M2026: 360 events, Energy: 32.2M
Largest Recorded
M7.1
Ridgecrest Earthquake Sequence
Jul 6, 2019
Avg Noticeable / Year
23.1
Estimated felt (MMI ≥ 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
M6.0 Aug 24, 2014
The 2014 South Napa, California Earthquake
M6.0 Jul 8, 2021
Antelope Valley, CA
📊 Looking for detailed historical data?

🛡️ Earthquake Safety — San Luis Obispo, California

What San Luis Obispo 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.

🛡️ 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.

🚪 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

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

📍 Nearby Earthquake Monitoring

Cities near San Luis Obispo with live tracking

🔔 Get earthquake alerts for San Luis Obispo
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 Luis Obispo. Our threat scores, historical trend charts, and proximity alerts are all derived from this data — updated every 60 seconds.

Earthquake FAQ — San Luis Obispo, California

Was there an earthquake in San Luis Obispo today?

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

Did an earthquake just happen near San Luis Obispo?

Check the live earthquake table above for the most recent seismic events near 93405. Alertra detects earthquakes right now as they happen and can send you instant earthquake alerts for San Luis Obispo.

What is the earthquake history for San Luis Obispo, California?

Alertra tracks USGS seismic records going back 15+ years for the San Luis Obispo area. View the historical trends chart above to see yearly earthquake frequency and the largest recorded event near 93405.

How do I get earthquake alerts for San Luis Obispo?

Download the Alertra app to receive push notifications within 60 seconds of any earthquake detected near 93405. Alertra monitors USGS seismic data 24/7 — no manual earthquake watch required.

App Coming Soon!

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