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213 earthquakes globally today

Earthquakes Near Arroyo Grande, California 93420 Today

Live data from USGS · Monitoring ZIP code 93420 Updated just now

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

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Recent Earthquakes Near Arroyo Grande, California

42 earthquakes have been recorded within 250 miles of Arroyo Grande, California in the past 24 hours. Alertra monitors seismic activity near ZIP code 93420 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 Arroyo Grande, this earthquake watch dashboard provides real-time magnitude data, an interactive seismic map, and earthquake history going back 15+ years.

Earthquake Alerts for Arroyo Grande, California

Alertra delivers real-time earthquake alerts for Arroyo Grande and the surrounding 93420 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 — Arroyo Grande

Live seismic risk assessment · Updated every 60 seconds from USGS

Current Threat Level
Normal
LowModerateHigh
Threat score: 25 / 100

Some seismic activity near Arroyo Grande. Most too small to feel.

Earthquakes nearby 42
Closest to you M2.8, 52 mi
Strongest in last 24hr M2.8, Rarely felt
Last felt M4.0+ 23 days ago
Tracking Area
Arroyo Grande
LIVE EARTHQUAKES
Found 42 in region
Major (6.0+)
Moderate (4.0 - 5.9)
Minor (Below 4.0)
Your Location

🌍 Recent Earthquakes Near Arroyo Grande

Past 24 hours within 250 miles · Source: USGS

Showing events within 250 miles · Past 24 hours · Source: USGS
Sort by:
MagnitudeWhat You'd FeelLocationDistanceWhen
M2.8 		Rarely felt 6 km NE of San Simeon, CA 52 mi 7:55 PM Details →
M2.7 		Rarely felt 20 km SSW of Silver Peak, Nevada 226 mi 5:48 AM Details →
M2.3 		Rarely felt 2 km ENE of Aromas, CA 136 mi 6:04 PM Details →
M2.0 		Not felt 22 km NE of San Ardo, CA 72 mi 10:04 PM Details →
M1.8 		Not felt 16 km E of New Idria, CA 86 mi 10:43 PM Details →
M1.8 		Not felt 22 km NE of San Ardo, CA 71 mi 4:10 AM Details →
M1.7 		Not felt 1 km ESE of Pinnacles, CA 101 mi 9:07 PM Details →
M1.6 		Not felt 22 km S of Gorman, CA 98 mi 10:54 AM Details →
M1.5 		Not felt 3 km W of Concord, CA 213 mi 9:46 PM Details →
M1.4 		Not felt 11 km ESE of Gilroy, CA 136 mi 10:05 AM Details →
M1.3 		Not felt 16 km WSW of Johannesburg, CA 151 mi 2:32 PM Details →
M1.3 		Not felt 4 km SE of Redlands, CA 204 mi 12:50 PM Details →
M1.2 		Not felt 17 km WSW of Johannesburg, CA 150 mi 11:14 AM Details →
M1.2 		Not felt 14 km W of Tehachapi, CA 105 mi 10:09 AM Details →
M1.2 		Not felt 5 km NNW of Boron, CA 159 mi 11:16 PM Details →
M1.2 		Not felt 28 km N of Kernville, CA 130 mi 8:12 PM Details →
M1.2 		Not felt 6 km NNW of Moreno Valley, CA 201 mi 5:51 PM Details →
M1.2 		Not felt 3 km ESE of Pacifica, CA 201 mi 8:14 PM Details →
M1.2 		Not felt 6 km N of Beaumont, CA 215 mi 7:03 PM Details →
M1.2 		Not felt 1 km ENE of San Dimas, CA 168 mi 4:36 PM Details →
M1.1 		Not felt 7 km N of Fontana, CA 184 mi 3:08 AM Details →
M1.1 		Not felt 8 km W of Morongo Valley, CA 230 mi 2:03 PM Details →
M1.1 		Not felt 17 km WSW of Johannesburg, CA 150 mi 7:49 AM Details →
M1.1 		Not felt 15 km E of Coso Junction, CA 163 mi 5:49 PM Details →
M1.0 		Not felt 11 km WNW of Big Bear Lake, CA 205 mi 11:36 AM Details →
M0.9 		Not felt 18 km WSW of Johannesburg, CA 149 mi 5:09 PM Details →
M0.9 		Not felt 18 km WSW of Johannesburg, CA 150 mi 8:04 AM Details →
M0.8 		Not felt 17 km WSW of Johannesburg, CA 150 mi 9:10 AM Details →
M0.8 		Not felt 8 km SSW of Idyllwild, CA 235 mi 6:28 PM Details →
M0.8 		Not felt 9 km N of Rancho Cucamonga, CA 177 mi 2:48 PM Details →
M0.8 		Not felt 24 km NNW of Searles Valley, CA 176 mi 12:20 PM Details →
M0.7 		Not felt 19 km S of Trona, CA 175 mi 7:50 AM Details →
M0.7 		Not felt 9 km ENE of Coso Junction, CA 159 mi 1:29 PM Details →
M0.7 		Not felt 9 km NNW of Anza, CA 239 mi 6:04 AM Details →
M0.7 		Not felt 15 km ENE of Ridgecrest, CA 169 mi 2:56 AM Details →
M0.6 		Not felt 8 km NNW of Banning, CA 218 mi 8:14 AM Details →
M0.6 		Not felt 20 km ESE of Little Lake, CA 163 mi 9:45 AM Details →
M0.6 		Not felt 16 km E of Little Lake, CA 162 mi 6:34 PM Details →
M0.5 		Not felt 6 km S of Idyllwild, CA 237 mi 11:38 AM Details →
M0.5 		Not felt 15 km SE of Mammoth Lakes, CA 186 mi 12:19 AM Details →
M0.4 		Not felt 8 km S of Idyllwild, CA 238 mi 12:13 PM Details →
M0.3 		Not felt 7 km S of Idyllwild, CA 237 mi 12:14 PM Details →

📈 Earthquake History — Arroyo Grande

Since 2010 · M2.5+ · 250 mi radius

Arroyo Grande has recorded 12,030 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 1225 notable seismic events per year.

M2.5+ in Past 7 Days

Thu
2
MAX M3.4
Fri
2
MAX M3.0
Sat
2
MAX M3.2
Sun
1
MAX M3.6
Mon
2
MAX M2.7
Tue
3
MAX M3.3
Wed
1
MAX M2.7
Since 2010 · M2.5+ · 250 mi

Yearly Activity · 12030 events

Past Week
View:
M2.5–4 (bars)
M4+ (line, right axis)
Yearly Earthquake Activity by Magnitude01k2k3k4k050100150'10'13'16'19'22'252010: 349 (M2.5–4), 8 (M4+)2011: 557 (M2.5–4), 23 (M4+)2012: 400 (M2.5–4), 10 (M4+)2013: 450 (M2.5–4), 12 (M4+)2014: 565 (M2.5–4), 15 (M4+)2015: 417 (M2.5–4), 11 (M4+)2016: 475 (M2.5–4), 14 (M4+)2017: 537 (M2.5–4), 7 (M4+)2018: 438 (M2.5–4), 9 (M4+)2019: 3,115 (M2.5–4), 133 (M4+)2020: 1,328 (M2.5–4), 52 (M4+)2021: 837 (M2.5–4), 22 (M4+)2022: 458 (M2.5–4), 13 (M4+)2023: 464 (M2.5–4), 11 (M4+)2024: 477 (M2.5–4), 22 (M4+)2025: 498 (M2.5–4), 10 (M4+)2026: 287 (M2.5–4), 6 (M4+)
Event count (bars)
Seismic energy index (line)
Yearly Seismic Energy Release01k2k3k4k020.0B40.0B60.0B'10'13'16'19'22'252010: 357 events, Energy: 35.9M2011: 580 events, Energy: 84.4M2012: 410 events, Energy: 127.0M2013: 462 events, Energy: 97.4M2014: 580 events, Energy: 1.1B2015: 428 events, Energy: 52.4M2016: 489 events, Energy: 757.5M2017: 544 events, Energy: 39.5M2018: 447 events, Energy: 131.3M2019: 3,248 events, Energy: 49.8B2020: 1,380 events, Energy: 1.1B2021: 859 events, Energy: 1.1B2022: 471 events, Energy: 108.9M2023: 475 events, Energy: 93.6M2024: 499 events, Energy: 183.2M2025: 508 events, Energy: 44.5M2026: 293 events, Energy: 28.4M
Largest Recorded
M7.1
Ridgecrest Earthquake Sequence
Jul 6, 2019
Avg Noticeable / Year
22.6
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 — Arroyo Grande, California

What Arroyo Grande 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 Arroyo Grande with live tracking

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

Earthquake FAQ — Arroyo Grande, California

Was there an earthquake in Arroyo Grande today?

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

Did an earthquake just happen near Arroyo Grande?

Check the live earthquake table above for the most recent seismic events near 93420. Alertra detects earthquakes right now as they happen and can send you instant earthquake alerts for Arroyo Grande.

What is the earthquake history for Arroyo Grande, California?

Alertra tracks USGS seismic records going back 15+ years for the Arroyo Grande area. View the historical trends chart above to see yearly earthquake frequency and the largest recorded event near 93420.

How do I get earthquake alerts for Arroyo Grande?

Download the Alertra app to receive push notifications within 60 seconds of any earthquake detected near 93420. Alertra monitors USGS seismic data 24/7 — no manual earthquake watch required.

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