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256 earthquakes globally today

Earthquakes Near Porterville, California 93258 Today

Live data from USGS Β· Monitoring ZIP code 93258 Updated just now

51 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 Porterville, California

51 earthquakes have been recorded within 250 miles of Porterville, California in the past 24 hours. Alertra monitors seismic activity near ZIP code 93258 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 Porterville, this earthquake watch dashboard provides real-time magnitude data, an interactive seismic map, and earthquake history going back 15+ years.

Earthquake Alerts for Porterville, California

Alertra delivers real-time earthquake alerts for Porterville and the surrounding 93258 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€” Porterville

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 Porterville. Most too small to feel.

Earthquakes nearby 51
Closest to you M1.1, 65 mi
Strongest in last 24hr M2.2, Rarely felt
Last felt M4.0+ 17 days ago
Tracking Area
Porterville
LIVE EARTHQUAKES
Found 51 in region
Major (6.0+)
Moderate (4.0 - 5.9)
Minor (Below 4.0)
Your Location

🌍 Recent Earthquakes Near Porterville

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 4 km ESE of San Ramon, CA 194 mi 10:54 PM Details β†’
M2.2 		Rarely felt 2 km E of Aromas, CA 148 mi 6:19 PM Details β†’
M2.2 		Rarely felt 12 km NW of Parkfield, CA 77 mi 7:33 PM Details β†’
M2.1 		Rarely felt 13 km NE of Ojai, CA 106 mi 9:18 PM Details β†’
M2.1 		Rarely felt 4 km SSW of Palomar Observatory, CA 229 mi 3:09 AM Details β†’
M2.1 		Rarely felt 19 km SE of Silver Springs, Nevada 225 mi 6:26 AM Details β†’
M1.9 		Not felt 15 km NE of Lebec, CA 81 mi 4:47 AM Details β†’
M1.8 		Not felt 14 km NW of Parkfield, CA 78 mi 9:04 PM Details β†’
M1.7 		Not felt 2 km NNE of Colton, CA 171 mi 5:19 AM Details β†’
M1.7 		Not felt 7 km E of Phelan, CA 146 mi 10:20 AM Details β†’
M1.7 		Not felt 26 km SW of Alamo, Nevada 225 mi 6:17 PM Details β†’
M1.7 		Not felt 13 km SE of Tehachapi, CA 83 mi 6:31 PM Details β†’
M1.6 		Not felt 30 km SSW of Alamo, Nevada 226 mi 8:52 AM Details β†’
M1.6 		Not felt 11 km SSW of Tres Pinos, CA 131 mi 8:50 AM Details β†’
M1.6 		Not felt 17 km SSW of Pine Mountain Club, CA 94 mi 1:34 PM Details β†’
M1.6 		Not felt 5 km SSE of Rodeo, CA 216 mi 7:59 PM Details β†’
M1.4 		Not felt 16 km ESE of Anza, CA 232 mi 9:13 PM Details β†’
M1.3 		Not felt 3 km WSW of Alamo, CA 202 mi 9:59 PM Details β†’
M1.1 		Not felt 9 km E of Cabazon, CA 203 mi 8:06 AM Details β†’
M1.1 		Not felt 14 km SSW of Searles Valley, CA 99 mi 1:25 PM Details β†’
M1.1 		Not felt 11 km S of Olancha, CA 65 mi 6:25 AM Details β†’
M1.0 		Not felt 14 km NW of Parkfield, CA 78 mi 8:51 PM Details β†’
M1.0 		Not felt 3 km ENE of Moreno Valley, CA 184 mi 10:34 AM Details β†’
M1.0 		Not felt 1 km NW of Loma Linda, CA 175 mi 10:07 PM Details β†’
M1.0 		Not felt 11 km SSW of Idyllwild, CA 215 mi 7:04 PM Details β†’
M0.9 		Not felt 8 km SSW of Lytle Creek, CA 157 mi 8:35 AM Details β†’
M0.9 		Not felt 6 km SE of Loma Linda, CA 179 mi 1:35 AM Details β†’
M0.9 		Not felt 1 km SSE of Loma Linda, CA 176 mi 4:04 PM Details β†’
M0.9 		Not felt 9 km SSW of Idyllwild, CA 214 mi 1:05 AM Details β†’
M0.9 		Not felt 7 km SSW of Redlands, CA 180 mi 8:58 AM Details β†’
M0.8 		Not felt 2 km SE of Redlands, CA 179 mi 7:58 AM Details β†’
M0.8 		Not felt 22 km ESE of Ridgecrest, CA 102 mi 3:22 AM Details β†’
M0.8 		Not felt 7 km SSE of Redlands, CA 182 mi 9:54 AM Details β†’
M0.8 		Not felt 10 km E of Anza, CA 228 mi 7:02 PM Details β†’
M0.8 		Not felt 19 km ESE of Anza, CA 233 mi 2:15 AM Details β†’
M0.8 		Not felt 3 km SE of Redlands, CA 179 mi 9:39 AM Details β†’
M0.8 		Not felt 9 km N of Borrego Springs, CA 245 mi 3:39 AM Details β†’
M0.8 		Not felt 9 km N of Borrego Springs, CA 245 mi 8:26 PM Details β†’
M0.8 		Not felt 8 km ESE of Valle Vista, CA 209 mi 3:27 AM Details β†’
M0.7 		Not felt 12 km SW of Searles Valley, CA 97 mi 6:52 PM Details β†’
M0.7 		Not felt 6 km SE of Loma Linda, CA 179 mi 6:11 AM Details β†’
M0.7 		Not felt 5 km SSW of Redlands, CA 179 mi 11:41 AM Details β†’
M0.6 		Not felt 15 km SSW of Searles Valley, CA 98 mi 7:52 AM Details β†’
M0.6 		Not felt 9 km SSE of Gorman, CA 94 mi 4:13 PM Details β†’
M0.6 		Not felt 2 km NE of Palomar Observatory, CA 227 mi 3:49 PM Details β†’
M0.6 		Not felt 5 km NNE of Lake Henshaw, CA 236 mi 8:19 AM Details β†’
M0.5 		Not felt 11 km ESE of Anza, CA 229 mi 4:57 AM Details β†’
M0.4 		Not felt 17 km ESE of Anza, CA 232 mi 4:49 AM Details β†’
M0.4 		Not felt 4 km WNW of Borrego Springs, CA 248 mi 11:29 AM Details β†’
M0.3 		Not felt 8 km NNE of Beaumont, CA 189 mi 12:50 PM Details β†’
M0.0 		Not felt 10 km SE of Winchester, CA 206 mi 10:03 AM Details β†’

πŸ“ˆ Earthquake History β€” Porterville

Since 2010 Β· M2.5+ Β· 250 mi radius

Porterville has recorded 14,412 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 1234 notable seismic events per year.

M2.5+ in Past 7 Days

Fri
1
MAX M4.0
Sat
0
β€”
Sun
1
MAX M2.7
Mon
1
MAX M2.7
Tue
0
β€”
Wed
4
MAX M3.6
Thu
0
β€”
Since 2010 Β· M2.5+ Β· 250 mi

Yearly Activity Β· 14412 events

Past Week
View:
M2.5–4 (bars)
M4+ (line, right axis)
Yearly Earthquake Activity by Magnitude01k2k3k4k050100150'10'13'16'19'22'252010: 414 (M2.5–4), 12 (M4+)2011: 666 (M2.5–4), 25 (M4+)2012: 481 (M2.5–4), 11 (M4+)2013: 515 (M2.5–4), 13 (M4+)2014: 634 (M2.5–4), 15 (M4+)2015: 483 (M2.5–4), 13 (M4+)2016: 571 (M2.5–4), 19 (M4+)2017: 595 (M2.5–4), 9 (M4+)2018: 482 (M2.5–4), 10 (M4+)2019: 3,202 (M2.5–4), 136 (M4+)2020: 2,078 (M2.5–4), 90 (M4+)2021: 974 (M2.5–4), 28 (M4+)2022: 576 (M2.5–4), 16 (M4+)2023: 546 (M2.5–4), 12 (M4+)2024: 636 (M2.5–4), 26 (M4+)2025: 617 (M2.5–4), 11 (M4+)2026: 478 (M2.5–4), 18 (M4+)
Event count (bars)
Seismic energy index (line)
Yearly Seismic Energy Release01k2k3k4k020.0B40.0B60.0B'10'13'16'19'22'252010: 426 events, Energy: 173.4M2011: 691 events, Energy: 107.6M2012: 492 events, Energy: 133.0M2013: 528 events, Energy: 112.5M2014: 649 events, Energy: 1.1B2015: 496 events, Energy: 63.6M2016: 590 events, Energy: 837.2M2017: 604 events, Energy: 44.7M2018: 492 events, Energy: 140.6M2019: 3,338 events, Energy: 49.9B2020: 2,168 events, Energy: 7.2B2021: 1,002 events, Energy: 1.2B2022: 592 events, Energy: 130.5M2023: 558 events, Energy: 100.6M2024: 662 events, Energy: 552.1M2025: 628 events, Energy: 52.2M2026: 496 events, Energy: 527.4M
Largest Recorded
M7.1
Ridgecrest Earthquake Sequence
Jul 6, 2019
Avg Noticeable / Year
44.8
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
M6.0 Aug 24, 2014
The 2014 South Napa, California Earthquake
M6.0 Jul 8, 2021
Antelope Valley, CA
πŸ“Š Looking for detailed historical data?

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

What Porterville 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 Porterville with live tracking

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

Earthquake FAQ β€” Porterville, California

Was there an earthquake in Porterville today?

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

Did an earthquake just happen near Porterville?

Check the live earthquake table above for the most recent seismic events near 93258. Alertra detects earthquakes right now as they happen and can send you instant earthquake alerts for Porterville.

What is the earthquake history for Porterville, California?

Alertra tracks USGS seismic records going back 15+ years for the Porterville area. View the historical trends chart above to see yearly earthquake frequency and the largest recorded event near 93258.

How do I get earthquake alerts for Porterville?

Download the Alertra app to receive push notifications within 60 seconds of any earthquake detected near 93258. Alertra monitors USGS seismic data 24/7 β€” no manual earthquake watch required.

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