ALERTRA
223 earthquakes globally today

Earthquakes Near Southwest Harbor, Maine 04679 Today

Live data from USGS Β· Monitoring ZIP code 04679 Updated just now

No earthquakes detected within 250 miles of Southwest Harbor in the past 24 hours. The ground is quiet.

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

Recent Earthquakes Near Southwest Harbor, Maine

0 earthquakes have been recorded within 250 miles of Southwest Harbor, Maine in the past 24 hours. Alertra monitors seismic activity near ZIP code 04679 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 Southwest Harbor, this earthquake watch dashboard provides real-time magnitude data, an interactive seismic map, and earthquake history going back 15+ years.

Earthquake Alerts for Southwest Harbor, Maine

Alertra delivers real-time earthquake alerts for Southwest Harbor and the surrounding 04679 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€” Southwest Harbor

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

Current Threat Level
All Quiet
LowModerateHigh
Threat score: 0 / 100

No earthquakes detected near Southwest Harbor. Everything is calm.

Earthquakes nearby 0
Closest to you None detected
Strongest in last 24hr None detected
Last felt M4.0+ 4993 days ago
Tracking Area
Southwest Harbor
LIVE EARTHQUAKES
Found 0 in region
Major (6.0+)
Moderate (4.0 - 5.9)
Minor (Below 4.0)
Your Location

🌍 Recent Earthquakes Near Southwest Harbor

Past 24 hours within 250 miles Β· Source: USGS

Showing events within 250 miles Β· Past 24 hours Β· Source: USGS
Sort by:
No earthquakes detected within 250 miles in the past 24 hours.

πŸ“ˆ Earthquake History β€” Southwest Harbor

Since 2006 Β· M2.5+ Β· 250 mi radius

Southwest Harbor has recorded 233 earthquakes of magnitude 2.5 or greater within 250 miles since 2006. The largest was a M4.7 on Oct 16, 2012, located 5 km W of Hollis Center, Maine. On average, the area experiences approximately 17 notable seismic events per year.

M2.5+ in Past 7 Days

Sat
0
β€”
Sun
0
β€”
Mon
0
β€”
Tue
0
β€”
Wed
0
β€”
Thu
0
β€”
Fri
0
β€”
Since 2006 Β· M2.5+ Β· 250 mi

Yearly Activity Β· 233 events

Past 3 Months
View:
M2.5–4 (bars)
M4+ (line, right axis)
Yearly Earthquake Activity by Magnitude010203001234'07'10'13'16'19'22'252006: 12 (M2.5–4), 0 (M4+)2007: 5 (M2.5–4), 0 (M4+)2008: 7 (M2.5–4), 0 (M4+)2009: 6 (M2.5–4), 0 (M4+)2010: 22 (M2.5–4), 0 (M4+)2011: 9 (M2.5–4), 0 (M4+)2012: 12 (M2.5–4), 4 (M4+)2013: 16 (M2.5–4), 0 (M4+)2014: 7 (M2.5–4), 0 (M4+)2015: 22 (M2.5–4), 0 (M4+)2016: 23 (M2.5–4), 0 (M4+)2017: 10 (M2.5–4), 0 (M4+)2018: 11 (M2.5–4), 0 (M4+)2019: 10 (M2.5–4), 0 (M4+)2020: 7 (M2.5–4), 0 (M4+)2021: 9 (M2.5–4), 0 (M4+)2022: 15 (M2.5–4), 0 (M4+)2023: 10 (M2.5–4), 0 (M4+)2024: 6 (M2.5–4), 0 (M4+)2025: 6 (M2.5–4), 0 (M4+)2026: 4 (M2.5–4), 0 (M4+)
Event count (bars)
Seismic energy index (line)
Yearly Seismic Energy Release0102030010.0M20.0M30.0M'07'10'13'16'19'22'252006: 12 events, Energy: 1.9M2007: 5 events, Energy: 155.6k2008: 7 events, Energy: 447.0k2009: 6 events, Energy: 516.6k2010: 22 events, Energy: 979.2k2011: 9 events, Energy: 358.0k2012: 16 events, Energy: 21.7M2013: 16 events, Energy: 411.2k2014: 7 events, Energy: 258.0k2015: 22 events, Energy: 1.5M2016: 23 events, Energy: 634.1k2017: 10 events, Energy: 101.3k2018: 11 events, Energy: 233.8k2019: 10 events, Energy: 295.9k2020: 7 events, Energy: 377.9k2021: 9 events, Energy: 79.9k2022: 15 events, Energy: 266.0k2023: 10 events, Energy: 171.4k2024: 6 events, Energy: 810.6k2025: 6 events, Energy: 563.2k2026: 4 events, Energy: 38.3k
Largest Recorded
M4.7
5 km W of Hollis Center, Maine
Oct 16, 2012
Avg Noticeable / Year
0.5
Estimated felt (MMI β‰₯ II)

Strongest Recorded Earthquakes

M4.7 Oct 16, 2012
5 km W of Hollis Center, Maine
M4.5 Apr 12, 2012
207 km S of Shelburne, Canada
M4.4 Jul 11, 2013
13 km WSW of Saint-SimΓ©on, Canada
M4.4 Dec 12, 2012
14 km WSW of Saint-SimΓ©on, Canada
M4.2 Nov 27, 2012
Gaspe Peninsula, Quebec, Canada
M4.2 Apr 12, 2012
229 km S of Shelburne, Canada
πŸ“Š Looking for detailed historical data?

πŸ›‘οΈ Earthquake Safety β€” Southwest Harbor, Maine

What Southwest Harbor 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 Southwest Harbor with live tracking

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

Earthquake FAQ β€” Southwest Harbor, Maine

Was there an earthquake in Southwest Harbor today?

No earthquakes detected within 250 miles of Southwest Harbor in the past 24 hours. The ground is quiet. This page shows all earthquakes detected within 250 miles of Southwest Harbor in the past 24 hours, updated every 60 seconds from USGS.

Did an earthquake just happen near Southwest Harbor?

Check the live earthquake table above for the most recent seismic events near 04679. Alertra detects earthquakes right now as they happen and can send you instant earthquake alerts for Southwest Harbor.

What is the earthquake history for Southwest Harbor, Maine?

Alertra tracks USGS seismic records going back 15+ years for the Southwest Harbor area. View the historical trends chart above to see yearly earthquake frequency and the largest recorded event near 04679.

How do I get earthquake alerts for Southwest Harbor?

Download the Alertra app to receive push notifications within 60 seconds of any earthquake detected near 04679. 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.