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220 earthquakes globally today

Earthquakes Near Porterville, California 93258 Today

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

45 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

45 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: 13 / 100

Some seismic activity near Porterville. Most too small to feel.

Earthquakes nearby 45
Closest to you M1.1, 63 mi
Strongest in last 24hr M2.5, Rarely felt
Last felt M4.0+ 22 days ago
Tracking Area
Porterville
LIVE EARTHQUAKES
Found 45 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
M2.5 		Rarely felt 25 km WNW of Inyokern, CA 65 mi 5:52 AM Details β†’
M2.4 		Rarely felt 10 km SE of Tres Pinos, CA 125 mi 5:58 PM Details β†’
M2.3 		Rarely felt 17 km NNW of Indian Springs, Nevada 194 mi 4:03 PM Details β†’
M2.1 		Rarely felt 7 km N of Beaumont, CA 189 mi 3:50 PM Details β†’
M2.1 		Rarely felt 15 km N of Morgan Hill, CA 161 mi 7:43 PM Details β†’
M1.9 		Not felt 18 km NNW of Indian Springs, Nevada 195 mi 4:16 AM Details β†’
M1.9 		Not felt 31 km N of Searles Valley, CA 100 mi 6:15 AM Details β†’
M1.9 		Not felt 10 km NE of Pinnacles, CA 113 mi 1:24 AM Details β†’
M1.8 		Not felt 17 km NNW of Indian Springs, Nevada 195 mi 1:16 PM Details β†’
M1.8 		Not felt 10 km ESE of Gilroy, CA 143 mi 9:13 AM Details β†’
M1.5 		Not felt 7 km NE of Moreno Valley, CA 183 mi 9:19 AM Details β†’
M1.5 		Not felt 18 km ESE of Tres Pinos, CA 119 mi 7:16 PM Details β†’
M1.4 		Not felt 13 km SSW of Searles Valley, CA 97 mi 9:20 PM Details β†’
M1.4 		Not felt 5 km SSE of Malibu Beach, CA 146 mi 9:03 AM Details β†’
M1.4 		Not felt 9 km NE of Pinnacles, CA 114 mi 11:19 PM Details β†’
M1.4 		Not felt 6 km SW of Calimesa, CA 187 mi 3:31 PM Details β†’
M1.3 		Not felt 14 km SE of Mammoth Lakes, CA 104 mi 9:56 AM Details β†’
M1.3 		Not felt 2 km SSE of Pacheco, CA 208 mi 12:13 PM Details β†’
M1.2 		Not felt 5 km NE of Bradbury, CA 147 mi 6:45 PM Details β†’
M1.2 		Not felt 18 km SSW of Searles Valley, CA 99 mi 7:58 PM Details β†’
M1.1 		Not felt 9 km ENE of Coso Junction, CA 72 mi 1:20 AM Details β†’
M1.1 		Not felt 13 km S of Olancha, CA 63 mi 9:01 PM Details β†’
M1.1 		Not felt 21 km SSW of Frazier Park, CA 98 mi 4:29 AM Details β†’
M1.1 		Not felt 16 km WSW of Johannesburg, CA 91 mi 3:44 AM Details β†’
M1.1 		Not felt 21 km N of Searles Valley, CA 98 mi 11:23 PM Details β†’
M1.0 		Not felt 1 km W of Alamo, CA 202 mi 12:28 AM Details β†’
M1.0 		Not felt 5 km N of Santa Ana, CA 173 mi 1:57 PM Details β†’
M1.0 		Not felt 17 km ESE of Little Lake, CA 81 mi 6:42 PM Details β†’
M0.9 		Not felt 18 km WSW of Johannesburg, CA 91 mi 8:49 AM Details β†’
M0.9 		Not felt 1 km SW of Loma Linda, CA 175 mi 5:26 AM Details β†’
M0.9 		Not felt 4 km SSE of Calimesa, CA 189 mi 8:05 PM Details β†’
M0.9 		Not felt 10 km ESE of Gilroy, CA 143 mi 2:47 PM Details β†’
M0.9 		Not felt 18 km NNE of Indio, CA 226 mi 5:19 AM Details β†’
M0.9 		Not felt 1 km SSW of View Park-Windsor Hills, CA 150 mi 9:05 AM Details β†’
M0.8 		Not felt 15 km E of Coso Junction, CA 77 mi 12:53 AM Details β†’
M0.8 		Not felt 4 km WNW of Borrego Springs, CA 248 mi 6:25 PM Details β†’
M0.8 		Not felt 3 km N of Piedmont, CA 211 mi 4:17 AM Details β†’
M0.7 		Not felt 19 km WNW of Searles Valley, CA 88 mi 8:36 PM Details β†’
M0.6 		Not felt 15 km NE of Little Lake, CA 77 mi 1:29 AM Details β†’
M0.6 		Not felt 9 km S of Valle Vista, CA 209 mi 2:35 AM Details β†’
M0.6 		Not felt 5 km SW of Warner Springs, CA 240 mi 1:15 PM Details β†’
M0.5 		Not felt 10 km NNW of Anza, CA 217 mi 5:36 PM Details β†’
M0.5 		Not felt 10 km SSE of Hemet, CA 208 mi 6:18 PM Details β†’
M0.2 		Not felt 5 km NNW of Lake Henshaw, CA 234 mi 9:53 AM Details β†’
M0.2 		Not felt 15 km NE of Little Lake, CA 77 mi 11:56 AM Details β†’

πŸ“ˆ Earthquake History β€” Porterville

Since 2010 Β· M2.5+ Β· 250 mi radius

Porterville has recorded 14,473 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

Wed
1
MAX M2.8
Thu
2
MAX M3.4
Fri
2
MAX M3.0
Sat
3
MAX M3.2
Sun
1
MAX M3.6
Mon
0
β€”
Tue
1
MAX M2.5
Since 2010 Β· M2.5+ Β· 250 mi

Yearly Activity Β· 14473 events

Past Week
View:
M2.5–4 (bars)
M4+ (line, right axis)
Yearly Earthquake Activity by Magnitude01k2k3k4k050100150'10'13'16'19'22'252010: 412 (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: 540 (M2.5–4), 19 (M4+)
Event count (bars)
Seismic energy index (line)
Yearly Seismic Energy Release01k2k3k4k020.0B40.0B60.0B'10'13'16'19'22'252010: 424 events, Energy: 173.3M2011: 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: 552.2M2025: 628 events, Energy: 52.2M2026: 559 events, Energy: 533.7M
Largest Recorded
M7.1
Ridgecrest Earthquake Sequence
Jul 6, 2019
Avg Noticeable / Year
44.9
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?

45 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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