Earthquakes on December 9, 2024
500
EARTHQUAKES on December 9, 2024
24-hour UTC period · USGS data
LARGEST: M6.1 — 126 km SSW of Adak, Alaska
10 km deep · 1 person felt it
Elevated activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
15
M4.0–4.9
41
M3.0–3.9
89
M2.0–2.9
195
M1.0–1.9
160
Activity Summary
500
Total earthquakes
~250
Daily average
Elevated
Activity level
15
M5.0+ events
Significant Earthquakes (M4.5+)
6.1
126 km SSW of Adak, Alaska
00:38 UTC · 10.0 km deep
Felt by 1
5.7
2024 Parker Butte, Nevada Earthquake
23:08 UTC · 8.0 km deep
Felt by 8,416
5.7
118 km SW of Adak, Alaska
16:31 UTC · 17.0 km deep
Felt by 3
5.7
123 km SSW of Adak, Alaska
03:26 UTC · 20.0 km deep
Felt by 1
5.6
Mid-Indian Ridge
17:25 UTC · 10.0 km deep
5.6
2 km SSE of Conchagua, El Salvador
03:50 UTC · 10.0 km deep
Felt by 66
5.6
135 km SSW of Adak, Alaska
03:31 UTC · 10.0 km deep
5.5
132 km SSW of Adak, Alaska
00:39 UTC · 10.0 km deep
Earthquake Map — December 9, 2024
All Earthquakes — December 9, 2024
Showing 30 of 340 (filtered from 500)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2024-12-09 2024-12-09 23:55:40 UTC | 2.6ml | 22 km NNE of Yerington, Nevada 39.163°, -119.043° | 11.6 km | 5 | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.6 earthquake 22 km NNE of Yerington, Nevada came in on December 9, 2024 at 23:55 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.7 earthquake that occurred about 1 hours earlier. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:50:48 UTC | 2.6ml | 21 km NNE of Yerington, Nevada 39.159°, -119.042° | 13.2 km | 4 | - | - | ✓ Reviewed | USGS → |
A magnitude 2.6 seismic event took place 21 km NNE of Yerington, Nevada on December 9, 2024 at 23:50 UTC. Coming 1 hours after a magnitude 5.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:50:27 UTC | 3.4ml | 126 km SSW of Adak, Alaska 50.866°, -177.481° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.4 earthquake 126 km SSW of Adak, Alaska with origin time 23:50 UTC on December 9, 2024. This event falls inside the aftershock decay of a nearby magnitude 6.1 earthquake that occurred about 23 hours earlier. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:49:05 UTC | 3.3ml | 24 km NNE of Yerington, Nevada 39.179°, -119.020° | 6.8 km | 18 | II | - | ✓ Reviewed | USGS → |
At 23:49 UTC on December 9, 2024, a magnitude 3.3 tremor occurred 24 km NNE of Yerington, Nevada. This event falls inside the aftershock decay of a nearby magnitude 5.7 earthquake that occurred about 1 hours earlier. See the M3.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:44:06 UTC | 2.6ml | 105 km SSE of Sand Point, Alaska 54.487°, -159.788° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
December 9, 2024 brought a magnitude 2.6 earthquake 105 km SSE of Sand Point, Alaska, logged at 23:44 UTC. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:41:07 UTC | 3.1ml | 22 km NNE of Yerington, Nevada 39.163°, -119.039° | 12.5 km | - | II | - | ✓ Reviewed | USGS → |
A magnitude 3.1 seismic event took place 22 km NNE of Yerington, Nevada on December 9, 2024 at 23:41 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.7 earthquake that occurred about 1 hours earlier. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:40:31 UTC | 2.9ml | 18 km SSW of Sand Point, Alaska 55.183°, -160.613° | 61.1 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.9 earthquake 18 km SSW of Sand Point, Alaska came in on December 9, 2024 at 23:40 UTC. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:39:50 UTC | 3.6ml | 23 km NNE of Yerington, Nevada 39.171°, -119.029° | 12.1 km | 42 | IV | - | ✓ Reviewed | USGS → |
A magnitude 3.6 seismic event took place 23 km NNE of Yerington, Nevada on December 9, 2024 at 23:39 UTC. Coming 1 hours after a magnitude 5.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:39:28 UTC | 3.2ml | 21 km NNE of Yerington, Nevada 39.157°, -119.051° | 10.3 km | 2 | III | - | ✓ Reviewed | USGS → |
This magnitude 3.2 event was detected 21 km NNE of Yerington, Nevada on December 9, 2024, with origin time 23:39 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.7 earthquake that occurred about 1 hours earlier. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:36:11 UTC | 3.2ml | 24 km NNE of Yerington, Nevada 39.175°, -119.017° | 10.0 km | 24 | II | - | ✓ Reviewed | USGS → |
Reports of a magnitude 3.2 earthquake 24 km NNE of Yerington, Nevada came in on December 9, 2024 at 23:36 UTC. Coming 1 hours after a magnitude 5.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:34:04 UTC | 2.7ml | 20 km NNE of Yerington, Nevada 39.148°, -119.062° | 14.1 km | 6 | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.7 earthquake 20 km NNE of Yerington, Nevada came in on December 9, 2024 at 23:34 UTC. Coming 1 hours after a magnitude 5.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:33:44 UTC | 2.4ml | 20 km NNE of Yerington, Nevada 39.154°, -119.059° | 11.6 km | - | - | - | ✓ Reviewed | USGS → |
On December 9, 2024, worldwide seismic activity registered a magnitude 2.4 earthquake 20 km NNE of Yerington, Nevada at 23:33 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.7 earthquake that occurred about 1 hours earlier. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:32:29 UTC | 2.8ml | 19 km NNE of Yerington, Nevada 39.144°, -119.073° | 13.5 km | 21 | - | - | ✓ Reviewed | USGS → |
This magnitude 2.8 event was detected 19 km NNE of Yerington, Nevada on December 9, 2024, with origin time 23:32 UTC. It arrived roughly 1 hours after a larger magnitude 5.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:31:42 UTC | 2.0ml | 20 km NNE of Yerington, Nevada 39.156°, -119.060° | 10.8 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.0 earthquake 20 km NNE of Yerington, Nevada came in on December 9, 2024 at 23:31 UTC. It arrived roughly 1 hours after a larger magnitude 5.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:30:07 UTC | 3.0ml | 23 km NNE of Yerington, Nevada 39.170°, -119.037° | 12.3 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 3.0 earthquake 23 km NNE of Yerington, Nevada at 23:30 UTC on December 9, 2024. It arrived roughly 1 hours after a larger magnitude 5.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:29:48 UTC | 2.7ml | 21 km NNE of Yerington, Nevada 39.163°, -119.060° | 8.4 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.7 seismic event took place 21 km NNE of Yerington, Nevada on December 9, 2024 at 23:29 UTC. It arrived roughly 1 hours after a larger magnitude 5.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:28:44 UTC | 2.3ml | 22 km NNE of Yerington, Nevada 39.171°, -119.048° | 8.6 km | - | - | - | ✓ Reviewed | USGS → |
At 23:28 UTC on December 9, 2024, a magnitude 2.3 tremor occurred 22 km NNE of Yerington, Nevada. It arrived roughly 1 hours after a larger magnitude 5.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:27:46 UTC | 3.1ml | 24 km NNE of Yerington, Nevada 39.172°, -119.017° | 10.9 km | 154 | III | - | ✓ Reviewed | USGS → |
December 9, 2024 brought a magnitude 3.1 earthquake 24 km NNE of Yerington, Nevada, logged at 23:27 UTC. Coming 1 hours after a magnitude 5.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:27:42 UTC | 4.9mb | central East Pacific Rise -9.194°, -109.769° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.9 earthquake near central East Pacific Rise at 23:27 UTC on December 9, 2024. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:26:47 UTC | 2.5ml | 19 km NNE of Yerington, Nevada 39.150°, -119.076° | 11.4 km | 1 | - | - | ✓ Reviewed | USGS → |
On December 9, 2024, worldwide seismic activity registered a magnitude 2.5 earthquake 19 km NNE of Yerington, Nevada at 23:26 UTC. Coming 1 hours after a magnitude 5.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:25:13 UTC | 2.5ml | 20 km NNE of Yerington, Nevada 39.150°, -119.057° | 12.7 km | 8 | - | - | ✓ Reviewed | USGS → |
At 23:25 UTC on December 9, 2024, a magnitude 2.5 tremor occurred 20 km NNE of Yerington, Nevada. It arrived roughly 1 hours after a larger magnitude 5.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:23:59 UTC | 2.2ml | 21 km NNE of Yerington, Nevada 39.162°, -119.068° | 9.7 km | - | - | - | ✓ Reviewed | USGS → |
At 23:23 UTC on December 9, 2024, a magnitude 2.2 tremor occurred 21 km NNE of Yerington, Nevada. Coming 1 hours after a magnitude 5.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:22:27 UTC | 3.1ml | 21 km NNE of Yerington, Nevada 39.158°, -119.042° | 13.0 km | 2 | - | - | ✓ Reviewed | USGS → |
On December 9, 2024 at 23:22 UTC, a magnitude 3.1 earthquake struck 21 km NNE of Yerington, Nevada. It arrived roughly 1 hours after a larger magnitude 5.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:21:19 UTC | 2.3ml | 23 km NNE of Yerington, Nevada 39.170°, -119.033° | 12.1 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.3 earthquake 23 km NNE of Yerington, Nevada at 23:21 UTC on December 9, 2024. This event falls inside the aftershock decay of a nearby magnitude 5.7 earthquake that occurred about 1 hours earlier. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:18:12 UTC | 2.6ml | 23 km NNE of Yerington, Nevada 39.174°, -119.032° | 5.8 km | - | - | - | ✓ Reviewed | USGS → |
On December 9, 2024 at 23:18 UTC, a magnitude 2.6 earthquake struck 23 km NNE of Yerington, Nevada. This event falls inside the aftershock decay of a nearby magnitude 5.7 earthquake that occurred about 1 hours earlier. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:16:33 UTC | 3.0ml | 22 km NNE of Yerington, Nevada 39.162°, -119.047° | 11.3 km | 34 | III | - | ✓ Reviewed | USGS → |
This magnitude 3.0 event was detected 22 km NNE of Yerington, Nevada on December 9, 2024, with origin time 23:16 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.7 earthquake that occurred about 1 hours earlier. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:15:17 UTC | 3.2ml | 20 km NNE of Yerington, Nevada 39.149°, -119.056° | 12.3 km | 120 | III | - | ✓ Reviewed | USGS → |
A magnitude 3.2 seismic event took place 20 km NNE of Yerington, Nevada on December 9, 2024 at 23:15 UTC. It arrived roughly 1 hours after a larger magnitude 5.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:14:24 UTC | 2.8ml | 21 km NNE of Yerington, Nevada 39.163°, -119.057° | 11.5 km | 2 | III | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.8 earthquake 21 km NNE of Yerington, Nevada came in on December 9, 2024 at 23:14 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.7 earthquake that occurred about 1 hours earlier. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:08:31 UTC | 5.7mwr | 2024 Parker Butte, Nevada Earthquake 39.167°, -119.024° | 8.0 km | 8,416 | VI | green | ✓ Reviewed | USGS → |
A magnitude 5.7 earthquake was recorded near 2024 Parker Butte, Nevada Earthquake on December 9, 2024 at 23:08 UTC. In the 72 hours after this event, the USGS recorded 28 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. See the M5.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-12-09 2024-12-09 23:03:42 UTC | 2.7ml | 58 km SE of Nikolski, Alaska 52.555°, -168.267° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
December 9, 2024 brought a magnitude 2.7 earthquake 58 km SE of Nikolski, Alaska, logged at 23:03 UTC. The event was offshore. See the M2.7 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 December 9, 2024. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.