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Earthquakes Near Colwell, Iowa 50620 Today

Live data from USGS · Monitoring ZIP code 50620 Updated just now

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

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Recent Earthquakes Near Colwell, Iowa

0 earthquakes have been recorded within 250 miles of Colwell, Iowa in the past 24 hours. Alertra monitors seismic activity near ZIP code 50620 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 Colwell, this earthquake watch dashboard provides real-time magnitude data, an interactive seismic map, and earthquake history going back 15+ years.

Earthquake Alerts for Colwell, Iowa

Alertra delivers real-time earthquake alerts for Colwell and the surrounding 50620 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 — Colwell

Live seismic risk assessment · Updated every 60 seconds from USGS

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

No earthquakes detected near Colwell. Everything is calm.

Earthquakes nearby 0
Closest to you None detected
Strongest in last 24hr None detected
Tracking Area
Colwell
LIVE EARTHQUAKES
Found 0 in region
Major (6.0+)
Moderate (4.0 - 5.9)
Minor (Below 4.0)
Your Location

🌍 Recent Earthquakes Near Colwell

Past 24 hours within 250 miles · Source: USGS

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

📈 Earthquake History — Colwell

Since 2006 · M2.5+ · 250 mi radius

Colwell has recorded 15 earthquakes of magnitude 2.5 or greater within 250 miles since 2006. The largest was a M3.8 on Jan 20, 2026, located 4 km NW of Ohlman, Illinois. On average, the area experiences approximately 14 notable seismic events per year.

M2.5+ in Past 7 Days

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Since 2006 · M2.5+ · 250 mi

Yearly Activity · 15 events

Past 3 Months
View:
M2.5–4 (bars)
M4+ (line, right axis)
Yearly Earthquake Activity by Magnitude01234011'10'242010: 1 (M2.5–4), 0 (M4+)2011: 1 (M2.5–4), 0 (M4+)2013: 1 (M2.5–4), 0 (M4+)2015: 1 (M2.5–4), 0 (M4+)2017: 1 (M2.5–4), 0 (M4+)2021: 1 (M2.5–4), 0 (M4+)2023: 3 (M2.5–4), 0 (M4+)2024: 2 (M2.5–4), 0 (M4+)2025: 4 (M2.5–4), 0 (M4+)
Event count (bars)
Seismic energy index (line)
Yearly Seismic Energy Release012340200k400k600k'10'242010: 1 events, Energy: 501.2k2011: 1 events, Energy: 5.6k2013: 1 events, Energy: 7.9k2015: 1 events, Energy: 22.4k2017: 1 events, Energy: 15.8k2021: 1 events, Energy: 11.2k2023: 3 events, Energy: 294.0k2024: 2 events, Energy: 50.3k2025: 4 events, Energy: 132.0k
Largest Recorded
M3.8
4 km NW of Ohlman, Illinois
Jan 20, 2026
Avg Noticeable / Year
0
Estimated felt (MMI ≥ II)

Strongest Recorded Earthquakes

M3.8 Jan 20, 2026
4 km NW of Ohlman, Illinois
M3.8 Feb 10, 2010
2 km NW of Lily Lake, Illinois
M3.7 Jun 4, 2021
10 km NE of Anoka, Nebraska
M3.6 Nov 15, 2023
1 km SSW of Standard, Illinois
M3.6 Dec 17, 2009
2 km NW of Auburn, Nebraska
M3.4 Feb 5, 2021
5 km NNE of Kinney, Minnesota
📊 Looking for detailed historical data?

🛡️ Earthquake Safety — Colwell, Iowa

What Colwell 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 Colwell with live tracking

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

Earthquake FAQ — Colwell, Iowa

Was there an earthquake in Colwell today?

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

Did an earthquake just happen near Colwell?

Check the live earthquake table above for the most recent seismic events near 50620. Alertra detects earthquakes right now as they happen and can send you instant earthquake alerts for Colwell.

What is the earthquake history for Colwell, Iowa?

Alertra tracks USGS seismic records going back 15+ years for the Colwell area. View the historical trends chart above to see yearly earthquake frequency and the largest recorded event near 50620.

How do I get earthquake alerts for Colwell?

Download the Alertra app to receive push notifications within 60 seconds of any earthquake detected near 50620. Alertra monitors USGS seismic data 24/7 — no manual earthquake watch required.

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