Earthquakes on August 9, 2024
331
EARTHQUAKES on August 9, 2024
24-hour UTC period · USGS data
LARGEST: M5.9 — Kermadec Islands, New Zealand
32 km deep
Elevated activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
5
M4.0–4.9
38
M3.0–3.9
10
M2.0–2.9
51
M1.0–1.9
227
Activity Summary
331
Total earthquakes
~250
Daily average
Elevated
Activity level
5
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.9
Kermadec Islands, New Zealand
12:23 UTC · 32.0 km deep
5.6
Fiji region
11:10 UTC · 586.8 km deep
Felt by 1
5.1
56 km S of Ruteng, Indonesia
16:40 UTC · 75.5 km deep
Felt by 2
5.0
1 km N of Isehara, Japan
10:57 UTC · 30.3 km deep
Felt by 128
5.0
Kermadec Islands, New Zealand
05:42 UTC · 27.1 km deep
4.9
central East Pacific Rise
08:22 UTC · 10.0 km deep
04.9
Kermadec Islands, New Zealand
07:36 UTC · 16.7 km deep
4.9
Kermadec Islands, New Zealand
06:55 UTC · 25.5 km deep
Earthquake Map — August 9, 2024
All Earthquakes — August 9, 2024
Showing 30 of 104 (filtered from 331)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2024-08-09 2024-08-09 23:46:18 UTC | 2.0ml | 8 km SSE of Fern Forest, Hawaii 19.397°, -155.109° | 1.4 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.0 earthquake 8 km SSE of Fern Forest, Hawaii came in on August 9, 2024 at 23:46 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.0 earthquake that occurred about 5 hours earlier. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 23:45:16 UTC | 2.0ml | 7 km S of Pāhala, Hawaii 19.137°, -155.467° | 30.9 km | - | - | - | Auto | USGS → |
A magnitude 2.0 earthquake was recorded 7 km S of Pāhala, Hawaii on August 9, 2024 at 23:45 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.4 earthquake that occurred about 20 hours earlier. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 23:41:10 UTC | 4.2mb | Kermadec Islands, New Zealand -30.369°, -177.788° | 45.2 km | - | - | - | ✓ Reviewed | USGS → |
On August 9, 2024, worldwide seismic activity registered a magnitude 4.2 earthquake near Kermadec Islands, New Zealand at 23:41 UTC. It arrived roughly 11 hours after a larger magnitude 5.9 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 23:23:54 UTC | 4.1mb | 58 km W of San Pedro de Atacama, Chile -22.973°, -68.772° | 117.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.1 event was detected 58 km W of San Pedro de Atacama, Chile on August 9, 2024, with origin time 23:23 UTC. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 23:14:03 UTC | 4.4mb | Kermadec Islands, New Zealand -30.357°, -177.615° | 33.8 km | - | - | - | ✓ Reviewed | USGS → |
On August 9, 2024, worldwide seismic activity registered a magnitude 4.4 earthquake near Kermadec Islands, New Zealand at 23:14 UTC. Coming 11 hours after a magnitude 5.9 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 23:11:18 UTC | 2.0ml | 32 km NNW of Cooper Landing, Alaska 60.737°, -150.158° | 44.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 seismic event took place 32 km NNW of Cooper Landing, Alaska on August 9, 2024 at 23:11 UTC. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 22:54:46 UTC | 4.3mb | 24 km S of Masjed Soleymān, Iran 31.720°, 49.344° | 10.0 km | 1 | - | - | ✓ Reviewed | USGS → |
On August 9, 2024 at 22:54 UTC, a magnitude 4.3 earthquake struck 24 km S of Masjed Soleymān, Iran. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 22:42:00 UTC | 2.5ml | 23 km SW of Lamont, CA 35.115°, -119.097° | 13.2 km | - | - | - | ✓ Reviewed | USGS → |
August 9, 2024 brought a magnitude 2.5 earthquake 23 km SW of Lamont, CA, logged at 22:42 UTC. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 21:41:12 UTC | 4.4mb | 89 km NE of Nanortalik, Greenland 60.672°, -44.024° | 10.0 km | 2 | - | - | ✓ Reviewed | USGS → |
At 21:41 UTC on August 9, 2024, a magnitude 4.4 tremor occurred 89 km NE of Nanortalik, Greenland. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 21:34:59 UTC | 2.5ml | 33 km SE of Minto, Alaska 64.922°, -148.901° | 9.1 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.5 event was detected 33 km SE of Minto, Alaska on August 9, 2024, with origin time 21:34 UTC. It arrived roughly 1 hours after a larger magnitude 3.1 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 21:17:56 UTC | 4.0mb | 122 km SSW of Ust’-Kamchatsk Staryy, Russia 55.171°, 161.932° | 60.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.0 earthquake was recorded 122 km SSW of Ust’-Kamchatsk Staryy, Russia on August 9, 2024 at 21:17 UTC. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 21:17:42 UTC | 2.8ml | 33 km SE of Minto, Alaska 64.919°, -148.911° | 17.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.8 seismic event took place 33 km SE of Minto, Alaska on August 9, 2024 at 21:17 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.1 earthquake that occurred about 1 hours earlier. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 21:16:38 UTC | 3.1ml | 33 km SE of Minto, Alaska 64.919°, -148.911° | 17.1 km | - | - | - | ✓ Reviewed | USGS → |
On August 9, 2024 at 21:16 UTC, a magnitude 3.1 earthquake struck 33 km SE of Minto, Alaska. In the 72 hours after this event, the USGS recorded 7 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 21:16:16 UTC | 3.0ml | 33 km SE of Minto, Alaska 64.919°, -148.911° | 21.6 km | 1 | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.0 earthquake 33 km SE of Minto, Alaska with origin time 21:16 UTC on August 9, 2024. In the 72 hours after this event, the USGS recorded 7 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 21:08:30 UTC | 2.1ml | 67 km ENE of Pedro Bay, Alaska 60.095°, -153.064° | 114.1 km | - | - | - | ✓ Reviewed | USGS → |
On August 9, 2024, worldwide seismic activity registered a magnitude 2.1 earthquake 67 km ENE of Pedro Bay, Alaska at 21:08 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 20:54:49 UTC | 4.1mb | 101 km SSE of Panguna, Papua New Guinea -7.193°, 155.762° | 10.1 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.1 earthquake 101 km SSE of Panguna, Papua New Guinea came in on August 9, 2024 at 20:54 UTC. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 20:35:17 UTC | 4.6mb | south of the Fiji Islands -23.713°, -179.822° | 504.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.6 earthquake south of the Fiji Islands with origin time 20:35 UTC on August 9, 2024. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 20:33:34 UTC | 2.5ml | 71 km NNE of White Mountain, Alaska 65.244°, -162.688° | 9.9 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.5 earthquake 71 km NNE of White Mountain, Alaska came in on August 9, 2024 at 20:33 UTC. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 20:09:36 UTC | 2.0md | 9 km WNW of Cobb, CA 38.845°, -122.825° | 2.1 km | - | - | - | Auto | USGS → |
Seismographs logged a magnitude 2.0 earthquake 9 km WNW of Cobb, CA with origin time 20:09 UTC on August 9, 2024. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 19:58:50 UTC | 4.4mb | 45 km E of Santa Maria, Philippines 8.021°, 126.853° | 63.5 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.4 earthquake 45 km E of Santa Maria, Philippines at 19:58 UTC on August 9, 2024. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 19:39:46 UTC | 2.1ml | 76 km E of King Salmon, Alaska 58.669°, -155.349° | 151.7 km | - | - | - | ✓ Reviewed | USGS → |
At 19:39 UTC on August 9, 2024, a magnitude 2.1 tremor occurred 76 km E of King Salmon, Alaska. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 19:38:10 UTC | 3.4ml | 204 km SSE of Atka, Alaska 50.431°, -173.383° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 3.4 event was detected 204 km SSE of Atka, Alaska on August 9, 2024, with origin time 19:38 UTC. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 19:34:08 UTC | 2.6ml | 40 km SW of Karluk, Alaska 57.290°, -154.886° | 51.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.6 earthquake was recorded 40 km SW of Karluk, Alaska on August 9, 2024 at 19:34 UTC. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 19:27:13 UTC | 4.1mb | Kermadec Islands region -31.639°, -179.125° | 123.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.1 seismic event took place in the Kermadec Islands region on August 9, 2024 at 19:27 UTC. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 19:07:12 UTC | 2.0ml | 23 km E of Little Lake, CA 35.965°, -117.657° | 2.4 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.0 earthquake 23 km E of Little Lake, CA at 19:07 UTC on August 9, 2024. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 19:02:48 UTC | 2.9md | 93 km SW of Lanai City, Hawaii 20.142°, -157.444° | 0.8 km | 1 | - | - | ✓ Reviewed | USGS → |
On August 9, 2024, worldwide seismic activity registered a magnitude 2.9 earthquake 93 km SW of Lanai City, Hawaii at 19:02 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 18:52:35 UTC | 2.7ml | 47 km ESE of Atka, Alaska 51.961°, -173.617° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
August 9, 2024 brought a magnitude 2.7 earthquake 47 km ESE of Atka, Alaska, logged at 18:52 UTC. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 18:46:02 UTC | 2.0ml | 22 km S of Susitna, Alaska 61.339°, -150.494° | 46.8 km | - | - | - | ✓ Reviewed | USGS → |
August 9, 2024 brought a magnitude 2.0 earthquake 22 km S of Susitna, Alaska, logged at 18:46 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 18:29:51 UTC | 2.0ml | 11 km S of Fern Forest, Hawaii 19.362°, -155.127° | 1.1 km | - | - | - | ✓ Reviewed | USGS → |
On August 9, 2024, worldwide seismic activity registered a magnitude 2.0 earthquake 11 km S of Fern Forest, Hawaii at 18:29 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-09 2024-08-09 18:25:39 UTC | 2.3md | 21 km ESE of Naalehu, Hawaii 19.028°, -155.384° | 34.8 km | - | - | - | Auto | USGS → |
This magnitude 2.3 event was detected 21 km ESE of Naalehu, Hawaii on August 9, 2024, with origin time 18:25 UTC. In the 72 hours after this event, the USGS recorded 3 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
Legend:
Mag: Magnitude (magType = ml, mb, mw, etc.)
Felt: Number of DYFI felt reports
MMI: Modified Mercalli Intensity (I-X+)
Alert: PAGER alert level
Depth: Shallow (<70km), Intermediate, Deep (>300km)
Status: Auto = preliminary, Reviewed = verified by seismologist
Click any row to see additional technical details.
About This Page
This page shows all earthquakes recorded by the USGS Earthquake Hazards Program during the 24-hour UTC period on August 9, 2024. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.