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Earthquakes Near Seward, Alaska 99664 Today

Live data from USGS · Monitoring ZIP code 99664 Updated just now

Heads up: a M4.3 earthquake was detected 50 miles away. Review details below.

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Recent Earthquakes Near Seward, Alaska

55 earthquakes have been recorded within 250 miles of Seward, Alaska in the past 24 hours. Alertra monitors seismic activity near ZIP code 99664 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 Seward, this earthquake watch dashboard provides real-time magnitude data, an interactive seismic map, and earthquake history going back 15+ years.

Earthquake Alerts for Seward, Alaska

Alertra delivers real-time earthquake alerts for Seward and the surrounding 99664 area. When seismic activity is detected nearby, push notifications are sent within 60 seconds — no manual earthquake watch required.

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📊 Earthquake Watch — Seward

Live seismic risk assessment · Updated every 60 seconds from USGS

Current Threat Level
Notable
LowModerateHigh
Threat score: 53 / 100

Above-average activity near Seward. Nothing dangerous, but noteworthy.

Earthquakes nearby 55
Closest to you M4.3, 50 mi
Strongest in last 24hr M4.3, Felt indoors
Last felt M4.0+ 2 days ago
Tracking Area
Seward
LIVE EARTHQUAKES
Found 55 in region
Major (6.0+)
Moderate (4.0 - 5.9)
Minor (Below 4.0)
Your Location

🌍 Recent Earthquakes Near Seward

Past 24 hours within 250 miles · Source: USGS

Showing events within 250 miles · Past 24 hours · Source: USGS
Sort by:
MagnitudeWhat You'd FeelLocationDistanceWhen
M4.3 		Felt indoors 24 km SE of Kasilof, Alaska 50 mi 11:30 AM Details →
M3.2 		Light shaking 29 km WNW of Nikiski, Alaska 91 mi 5:54 AM Details →
M3.1 		Light shaking 10 km WSW of Hope, Alaska 54 mi 11:17 PM Details →
M2.6 		Rarely felt 35 km NW of Ninilchik, Alaska 94 mi 3:32 PM Details →
M2.5 		Rarely felt 25 km WSW of Aleneva, Alaska 202 mi 9:50 AM Details →
M2.4 		Rarely felt 14 km SSW of Petersville, Alaska 161 mi 6:09 PM Details →
M2.3 		Rarely felt 1 km E of Big Lake, Alaska 97 mi 11:34 AM Details →
M2.3 		Rarely felt 47 km SSW of Denali National Park, Alaska 227 mi 12:13 AM Details →
M2.3 		Rarely felt 30 km WNW of Susitna, Alaska 118 mi 7:25 PM Details →
M2.3 		Rarely felt 51 km NE of Susitna North, Alaska 159 mi 5:05 PM Details →
M2.2 		Rarely felt 20 km NNW of Skwentna, Alaska 156 mi 9:49 AM Details →
M2.2 		Rarely felt 10 km E of Womens Bay, Alaska 200 mi 2:00 AM Details →
M2.2 		Rarely felt 27 km NW of Valdez, Alaska 125 mi 2:14 PM Details →
M2.1 		Rarely felt 92 km SSE of Kokhanok, Alaska 195 mi 11:46 AM Details →
M2.1 		Rarely felt 33 km S of Denali National Park, Alaska 226 mi 6:33 AM Details →
M2.1 		Rarely felt 23 km W of Anchor Point, Alaska 99 mi 1:20 AM Details →
M2.1 		Rarely felt 8 km N of Anchorage, Alaska 81 mi 8:47 PM Details →
M2.1 		Rarely felt 58 km S of Cantwell, Alaska 189 mi 8:27 PM Details →
M2.0 		Rarely felt 34 km SSE of Glacier View, Alaska 119 mi 8:05 AM Details →
M1.9 		Not felt 16 km N of Meadow Lakes, Alaska 113 mi 12:07 AM Details →
M1.9 		Not felt 92 km NNW of Aleneva, Alaska 174 mi 5:17 PM Details →
M1.9 		Not felt 24 km NW of Beluga, Alaska 103 mi 4:19 PM Details →
M1.8 		Not felt 25 km W of Willow, Alaska 119 mi 5:18 AM Details →
M1.8 		Not felt 55 km W of Happy Valley, Alaska 112 mi 10:40 PM Details →
M1.8 		Not felt 19 km NNW of Ninilchik, Alaska 78 mi 3:13 PM Details →
M1.7 		Not felt 10 km S of Clam Gulch, Alaska 67 mi 5:46 AM Details →
M1.7 		Not felt 82 km ESE of Denali Park, Alaska 248 mi 5:37 AM Details →
M1.7 		Not felt 8 km WNW of Point MacKenzie, Alaska 90 mi 3:00 AM Details →
M1.7 		Not felt 24 km SW of Anchor Point, Alaska 100 mi 10:28 PM Details →
M1.7 		Not felt 36 km ESE of Cantwell, Alaska 216 mi 4:53 PM Details →
M1.6 		Not felt 38 km NE of Chase, Alaska 177 mi 11:08 PM Details →
M1.6 		Not felt 41 km N of Sutton-Alpine, Alaska 141 mi 9:19 PM Details →
M1.6 		Not felt 29 km ENE of Skwentna, Alaska 145 mi 6:43 PM Details →
M1.4 		Not felt 31 km NE of Whittier, Alaska 71 mi 7:38 AM Details →
M1.3 		Not felt 63 km W of Tyonek, Alaska 114 mi 2:56 PM Details →
M1.2 		Not felt 36 km SSE of Knik River, Alaska 77 mi 6:06 AM Details →
M1.2 		Not felt 94 km WNW of Aleneva, Alaska 208 mi 2:36 AM Details →
M1.2 		Not felt 56 km ENE of Port Alsworth, Alaska 133 mi 7:09 PM Details →
M0.9 		Not felt 86 km N of Karluk, Alaska 219 mi 8:28 PM Details →
M0.8 		Not felt 67 km WNW of Beluga, Alaska 127 mi 3:38 AM Details →
M0.8 		Not felt 45 km W of Ninilchik, Alaska 103 mi 3:26 AM Details →
M0.8 		Not felt 64 km E of Port Alsworth, Alaska 127 mi 1:48 AM Details →
M0.7 		Not felt 61 km E of Port Alsworth, Alaska 128 mi 12:23 PM Details →
M0.7 		Not felt 79 km ENE of Port Alsworth, Alaska 121 mi 3:27 AM Details →
M0.7 		Not felt 76 km ENE of Port Alsworth, Alaska 122 mi 1:31 AM Details →
M0.7 		Not felt 70 km WNW of Tyonek, Alaska 126 mi 11:13 PM Details →
M0.7 		Not felt 85 km NNW of Karluk, Alaska 233 mi 9:24 PM Details →
M0.7 		Not felt 61 km E of Port Alsworth, Alaska 129 mi 5:45 PM Details →
M0.6 		Not felt 72 km WNW of Beluga, Alaska 129 mi 9:18 AM Details →
M0.6 		Not felt 83 km NNW of Karluk, Alaska 232 mi 4:11 AM Details →
M0.6 		Not felt 64 km ENE of Pedro Bay, Alaska 126 mi 3:20 AM Details →
M0.5 		Not felt 62 km ENE of Pedro Bay, Alaska 127 mi 12:36 PM Details →
M0.5 		Not felt 62 km ENE of Pedro Bay, Alaska 125 mi 10:57 AM Details →
M0.5 		Not felt 64 km ENE of Pedro Bay, Alaska 124 mi 2:16 PM Details →
M-0.9 		Not felt 63 km ENE of Pedro Bay, Alaska 125 mi 2:16 PM Details →

📈 Earthquake History — Seward

Since 2016 · M2.5+ · 250 mi radius

Seward has recorded 10,456 earthquakes of magnitude 2.5 or greater within 250 miles since 2016. The largest was a M7.9 on Jan 23, 2018, located 261 km SE of Chiniak, Alaska. On average, the area experiences approximately 1892 notable seismic events per year.

M2.5+ in Past 7 Days

Mon
0
—
Tue
3
MAX M3.6
Wed
3
MAX M3.5
Thu
3
MAX M2.7
Fri
7
MAX M4.4
Sat
2
MAX M3.1
Sun
3
MAX M4.3
Since 2016 · M2.5+ · 250 mi

Yearly Activity · 10456 events

Past Week
View:
M2.5–4 (bars)
M4+ (line, right axis)
Yearly Earthquake Activity by Magnitude05001k1.5k2k020406080'16'18'20'22'24'262016: 590 (M2.5–4), 32 (M4+)2017: 714 (M2.5–4), 49 (M4+)2018: 1,738 (M2.5–4), 72 (M4+)2019: 899 (M2.5–4), 41 (M4+)2020: 734 (M2.5–4), 22 (M4+)2021: 774 (M2.5–4), 28 (M4+)2022: 747 (M2.5–4), 55 (M4+)2023: 899 (M2.5–4), 31 (M4+)2024: 769 (M2.5–4), 29 (M4+)2025: 966 (M2.5–4), 37 (M4+)2026: 1,200 (M2.5–4), 30 (M4+)
Event count (bars)
Seismic energy index (line)
Yearly Seismic Energy Release05001k1.5k2k020.0B40.0B60.0B'16'18'20'22'24'262016: 622 events, Energy: 230.5M2017: 763 events, Energy: 989.8M2018: 1,810 events, Energy: 46.1B2019: 940 events, Energy: 920.0M2020: 756 events, Energy: 141.2M2021: 802 events, Energy: 2.6B2022: 802 events, Energy: 388.3M2023: 930 events, Energy: 456.5M2024: 798 events, Energy: 163.0M2025: 1,003 events, Energy: 1.3B2026: 1,230 events, Energy: 681.9M
Largest Recorded
M7.9
261 km SE of Chiniak, Alaska
Jan 23, 2018
Avg Noticeable / Year
51.2
Estimated felt (MMI ≥ II)

Strongest Recorded Earthquakes

M7.9 Jan 23, 2018
261 km SE of Chiniak, Alaska
M7.1 Nov 30, 2018
1 km SE of Point MacKenzie, Alaska
M6.1 May 31, 2021
73 km N of Chickaloon, Alaska
M6.0 Nov 27, 2025
12 km WNW of Susitna, Alaska
M5.9 Dec 21, 2021
58 km E of Port Alsworth, Alaska
M5.8 May 27, 2019
61 km SSW of Nanwalek, Alaska
📊 Looking for detailed historical data?

🛡️ Earthquake Safety — Seward, Alaska

What Seward 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 Seward with live tracking

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

Earthquake FAQ — Seward, Alaska

Was there an earthquake in Seward today?

Heads up: a M4.3 earthquake was detected 50 miles away. Review details below. This page shows all earthquakes detected within 250 miles of Seward in the past 24 hours, updated every 60 seconds from USGS.

Did an earthquake just happen near Seward?

Check the live earthquake table above for the most recent seismic events near 99664. Alertra detects earthquakes right now as they happen and can send you instant earthquake alerts for Seward.

What is the earthquake history for Seward, Alaska?

Alertra tracks USGS seismic records going back 15+ years for the Seward area. View the historical trends chart above to see yearly earthquake frequency and the largest recorded event near 99664.

How do I get earthquake alerts for Seward?

Download the Alertra app to receive push notifications within 60 seconds of any earthquake detected near 99664. Alertra monitors USGS seismic data 24/7 — no manual earthquake watch required.

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