Daily summary 30 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	466[474]	2.25KT[3.54KT]
M 5.0+	4[4]	4.12KT[8.09KT]
All	470[478]	6.37KT[11KT]

30 Apr 2021 03:00:00

---

[30 Apr 2021 02:06:19] Swarm around Kermadec Islands, New Zealand has ended.

In 19 hours 15 minutes registered 8 earthquakes.

Summary: PS20210429.1

Daily summary 29 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	586[474]	6.23KT[3.54KT]
M 5.0+	14 ⓘ[4]	43KT[8.09KT]
All	600[478]	49KT[11KT]

29 Apr 2021 12:00:00

---

[29 Apr 2021 10:25:14] New swarm has started around off the coast of Oregon

In 1 hour 34 minutes registered 5 earthquakes.

Details: PS20210429.2

29 Apr 2021 11:00:00

---

[29 Apr 2021 10:58:33] Swarm around off the coast of Oregon has ended.

In 33 minutes registered 5 earthquakes.

Summary: PS20210429.2

29 Apr 2021 09:00:00

---

[29 Apr 2021 06:50:26] New swarm has started around Kermadec Islands, New Zealand

In 2 hours 9 minutes registered 5 earthquakes.

Details: PS20210429.1

29 Apr 2021 07:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
06:50:26	10.0	6.1 [21KT]	Kermadec Islands region

Daily summary 28 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	622[473]	3.48KT[3.54KT]
M 5.0+	4[4]	16KT[8.09KT]
All	626[478]	20KT[11KT]

28 Apr 2021 17:00:00

---

[28 Apr 2021 16:42:27] Swarm around 9km SE of Dollar Point, CA has ended.

In 73 hours 9 minutes registered 45 earthquakes.

Summary: S20210426.1

28 Apr 2021 05:00:00

---

[28 Apr 2021 04:24:32] Swarm around Kermadec Islands region has ended.

In 38 hours 42 minutes registered 10 earthquakes.

Summary: PS20210427.1

28 Apr 2021 03:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
02:21:26	34.0	6.0 [15KT]	8 km NNW of Dhekiajuli, India

Daily summary 27 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	585[473]	7.41KT[3.54KT]
M 5.0+	11[4]	44KT[8.09KT]
All	596[478]	51KT[11KT]

27 Apr 2021 12:00:00

---

[27 Apr 2021 11:04:24] Swarm around 183 km ENE of Angoram, Papua New Guinea has ended.

In 8 hours 51 minutes registered 7 earthquakes.

Summary: PS20210427.2

27 Apr 2021 10:00:00

---

[27 Apr 2021 02:12:50] New swarm has started around 183 km ENE of Angoram, Papua New Guinea

In 7 hours 47 minutes registered 5 earthquakes.

Details: PS20210427.2

27 Apr 2021 10:00:00

---

[26 Apr 2021 13:44:25] New swarm has started around 10km NE of Aguanga, CA

In 20 hours 15 minutes registered 37 earthquakes.

Details: S20210427.1

27 Apr 2021 09:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
08:05:31	10.0	6.1 [21KT]	176 km ENE of Angoram, Papua New Guinea

27 Apr 2021 02:00:00

---

[26 Apr 2021 13:42:21] New swarm has started around Kermadec Islands region

In 12 hours 17 minutes registered 5 earthquakes.

Details: PS20210427.1

Daily summary 26 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	621[473]	3.92KT[3.53KT]
M 5.0+	5[4]	9.55KT[8.09KT]
All	626[478]	13KT[11KT]

26 Apr 2021 11:00:00

---

[25 Apr 2021 15:33:23] New swarm has started around 9km SE of Dollar Point, CA

In 19 hours 26 minutes registered 24 earthquakes.

Details: S20210426.1

Daily summary 25 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	589[473]	2.79KT[3.54KT]
M 5.0+	3[4]	87KT[8.09KT]
All	592[478]	89KT[11KT]

25 Apr 2021 23:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
22:28:02	246.0	6.5 [84KT]	207 km WSW of Haveluloto, Tonga

Daily summary 24 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	555[473]	3.85KT[3.54KT]
M 5.0+	5[4]	90KT[8.09KT]
All	560[478]	93KT[11KT]

24 Apr 2021 16:00:00

---

[24 Apr 2021 15:12:17] Swarm around OFFSHORE O'HIGGINS, CHILE has ended.

In 96 hours 54 minutes registered 68 earthquakes.

Summary: S20210421.1

24 Apr 2021 01:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
00:23:38	301.0	6.5 [84KT]	225 km WNW of Pangai, Tonga

Daily summary 23 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	625[473]	4.39KT[3.53KT]
M 5.0+	4[4]	2.30KT[8.09KT]
All	629[477]	6.69KT[11KT]

Daily summary 22 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	547[473]	3.32KT[3.53KT]
M 5.0+	1[4]	2.68KT[8.09KT]
All	548[476]	6.01KT[11KT]

22 Apr 2021 23:00:00

---

[22 Apr 2021 22:46:17] Swarm around 3 km NNE of Quinton, Oklahoma has ended.

In 49 hours 44 minutes registered 30 earthquakes.

Summary: S20210421.2

Daily summary 21 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	582[472]	4.55KT[3.53KT]
M 5.0+	0 ⓘ[4]	0 ⓘ[8.11KT]
All	582[476]	4.55KT[11KT]

21 Apr 2021 16:00:00

---

[20 Apr 2021 21:02:02] New swarm has started around 3 km NNE of Quinton, Oklahoma

In 18 hours 57 minutes registered 24 earthquakes.

Details: S20210421.2

21 Apr 2021 13:00:00

---

[20 Apr 2021 14:17:57] New swarm has started around OFFSHORE O'HIGGINS, CHILE

In 22 hours 42 minutes registered 24 earthquakes.

Details: S20210421.1

Daily summary 20 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	600[472]	4.03KT[3.53KT]
M 5.0+	3[4]	2.30KT[8.11KT]
All	603[476]	6.33KT[11KT]

Daily summary 19 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	528[471]	3.47KT[3.53KT]
M 5.0+	7[4]	26KT[8.11KT]
All	535[476]	29KT[11KT]

20 Apr 2021 00:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
23:58:22	9.0	6.1 [21KT]	254 km S of Sinabang, Indonesia

19 Apr 2021 15:00:00

---

[19 Apr 2021 14:03:31] Swarm around Island of Hawaii, Hawaii has ended.

In 288 hours 28 minutes registered 300 earthquakes.

Summary: VS20210408.1

19 Apr 2021 15:00:00

---

[19 Apr 2021 03:18:57] New swarm has started around 81 km WSW of San Antonio, Chile

In 11 hours 41 minutes registered 5 earthquakes.

Details: PS20210419.1

19 Apr 2021 14:00:00

---

[19 Apr 2021 13:31:05] Swarm around 81 km WSW of San Antonio, Chile has ended.

In 10 hours 12 minutes registered 5 earthquakes.

Summary: PS20210419.1

Daily summary 18 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	627[471]	6.01KT[3.53KT]
M 5.0+	9[4]	28KT[8.11KT]
All	636[476]	34KT[11KT]

18 Apr 2021 11:00:00

---

[18 Apr 2021 10:44:33] Swarm around 21 km S of Mina, Nevada has ended.

In 472 hours 2 minutes registered 285 earthquakes.

Summary: S20210330.1

Daily summary 17 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	738[471]	4.03KT[3.53KT]
M 5.0+	4[4]	2.10KT[8.14KT]
All	742[475]	6.14KT[11KT]

Daily summary 16 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	515[471]	2.26KT[3.54KT]
M 5.0+	7[4]	8.67KT[8.14KT]
All	522[475]	10KT[11KT]

Daily summary 15 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	492[471]	3.28KT[3.54KT]
M 5.0+	3[4]	3.72KT[8.19KT]
All	495[474]	7.00KT[11KT]

15 Apr 2021 01:00:00

---

[15 Apr 2021 00:30:09] Swarm around 19km ESE of Little Lake, CA has ended.

In 277 hours 54 minutes registered 124 earthquakes.

Summary: S20210404.1

Daily summary 14 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	564[470]	3.20KT[3.54KT]
M 5.0+	4[4]	10KT[8.19KT]
All	568[474]	13KT[11KT]

14 Apr 2021 01:00:00

---

[13 Apr 2021 20:28:02] New swarm has started around DODECANESE IS.-TURKEY BORDER REG

In 4 hours 31 minutes registered 26 earthquakes.

Details: S20210413.1

Daily summary 13 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	508[470]	3.56KT[3.54KT]
M 5.0+	5[4]	3.92KT[8.22KT]
All	513[474]	7.49KT[11KT]

13 Apr 2021 13:00:00

---

[13 Apr 2021 12:20:10] Swarm around DODECANESE IS.-TURKEY BORDER REG has ended.

In 134 hours 25 minutes registered 75 earthquakes.

Summary: S20210408.1

13 Apr 2021 12:00:00

---

[13 Apr 2021 11:24:00] Swarm around 7km SE of Coso Junction, CA has ended.

In 51 hours 25 minutes registered 33 earthquakes.

Summary: S20210412.1

Daily summary 12 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	392[470]	2.87KT[3.54KT]
M 5.0+	7[4]	6.10KT[8.22KT]
All	399[474]	8.97KT[11KT]

12 Apr 2021 05:00:00

---

[11 Apr 2021 07:58:23] New swarm has started around 7km SE of Coso Junction, CA

In 21 hours 1 minute registered 24 earthquakes.

Details: S20210412.1

Daily summary 11 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	534[470]	5.36KT[3.54KT]
M 5.0+	3[4]	1.63KT[8.23KT]
All	537[474]	6.99KT[11KT]

Daily summary 10 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	579[469]	5.30KT[3.54KT]
M 5.0+	9[4]	58KT[8.22KT]
All	588[474]	63KT[11KT]

10 Apr 2021 12:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
11:38:31	9.0	6.0 [15KT]	196 km N of Madang, Papua New Guinea

10 Apr 2021 10:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
09:30:43	300.0	6.1 [21KT]	167 km SSW of Sarangani, Philippines

10 Apr 2021 08:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
07:00:15	67.0	6.0 [15KT]	45 km S of Sumberpucung, Indonesia

Daily summary 9 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	565[469]	3.29KT[3.54KT]
M 5.0+	2[4]	1.63KT[8.23KT]
All	567[474]	4.91KT[11KT]

Daily summary 8 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	580[469]	3.47KT[3.54KT]
M 5.0+	5[4]	6.68KT[8.23KT]
All	585[473]	10KT[11KT]

8 Apr 2021 21:00:00

---

[7 Apr 2021 21:54:57] New swarm has started around DODECANESE IS.-TURKEY BORDER REG

In 23 hours 5 minutes registered 24 earthquakes.

Details: S20210408.1

8 Apr 2021 14:00:00

---

[7 Apr 2021 13:35:21] New swarm has started around Island of Hawaii, Hawaii

In 24 hours 24 minutes registered 28 earthquakes.

Details: VS20210408.1

8 Apr 2021 02:00:00

---

[8 Apr 2021 01:00:39] Swarm around Kermadec Islands region has ended.

In 15 hours 7 minutes registered 9 earthquakes.

Summary: PS20210407.1

Daily summary 7 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	601[468]	4.21KT[3.54KT]
M 5.0+	8[4]	35KT[8.22KT]
All	609[473]	39KT[11KT]

7 Apr 2021 15:00:00

---

[7 Apr 2021 09:53:29] New swarm has started around Kermadec Islands region

In 5 hours 6 minutes registered 5 earthquakes.

Details: PS20210407.1

7 Apr 2021 10:00:00

---

[7 Apr 2021 09:45:16] Swarm around 1km SSW of Inglewood, CA has ended.

In 46 hours 29 minutes registered 108 earthquakes.

Summary: S20210405.1

7 Apr 2021 10:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
09:53:29	18.0	6.1 [21KT]	Kermadec Islands region

Daily summary 6 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	527[468]	4.73KT[3.54KT]
M 5.0+	6[4]	9.75KT[8.22KT]
All	533[473]	14KT[11KT]

6 Apr 2021 22:00:00

---

[6 Apr 2021 21:45:27] Swarm around 22 km E of Honaunau-Napoopoo, Hawaii has ended.

In 202 hours 18 minutes registered 279 earthquakes.

Summary: VS20210329.1

6 Apr 2021 11:00:00

---

[6 Apr 2021 10:07:46] Swarm around Kermadec Islands region has ended.

In 15 hours 26 minutes registered 6 earthquakes.

Summary: PS20210406.1

6 Apr 2021 10:00:00

---

[5 Apr 2021 18:41:25] New swarm has started around Kermadec Islands region

In 15 hours 18 minutes registered 5 earthquakes.

Details: PS20210406.1

Daily summary 5 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	537[468]	4.01KT[3.54KT]
M 5.0+	6[4]	26KT[8.22KT]
All	543[473]	30KT[11KT]

5 Apr 2021 14:00:00

---

[5 Apr 2021 11:15:27] New swarm has started around 1km SSW of Inglewood, CA

In 2 hours 44 minutes registered 70 earthquakes.

Details: S20210405.1

5 Apr 2021 08:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
07:37:52	24.0	6.1 [21KT]	194 km NE of Gisborne, New Zealand

Daily summary 4 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	419[468]	2.98KT[3.54KT]
M 5.0+	6[4]	6.38KT[8.23KT]
All	425[473]	9.35KT[11KT]

4 Apr 2021 07:00:00

---

[3 Apr 2021 10:35:25] New swarm has started around 19km ESE of Little Lake, CA

In 20 hours 24 minutes registered 25 earthquakes.

Details: S20210404.1

Daily summary 3 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	517[468]	3.45KT[3.54KT]
M 5.0+	3[4]	134KT[8.22KT]
All	520[473]	137KT[11KT]

3 Apr 2021 02:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
01:16:39	10.0	6.6 [119KT]	east of the South Sandwich Islands

Daily summary 2 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	586[468]	2.94KT[3.54KT]
M 5.0+	2[4]	1.15KT[8.23KT]
All	588[473]	4.09KT[11KT]

Daily summary 1 Apr 2021

Worldwide

Magnitude range	Amount [Mean]	Released energy TNT [Mean]
M 5.0-	566[468]	4.77KT[3.54KT]
M 5.0+	6[4]	82KT[8.23KT]
All	572[473]	86KT[11KT]

1 Apr 2021 16:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
15:11:18	595.0	6.0 [15KT]	Fiji region

1 Apr 2021 15:00:00

---

[1 Apr 2021 14:59:17] Swarm around Adriatic Sea has ended.

In 121 hours 5 minutes registered 97 earthquakes.

Summary: S20210327.1

1 Apr 2021 10:00:00

6.0+ magnitudes

Time	Depth	Magnitude [TNT]	Location
09:56:37	20.0	6.4 [60KT]	Kermadec Islands, New Zealand

30 April 2021

Time	Mag [TNT]	Depth	Location
21:49:38	5.3 [1.34KT]	10	Mid-Indian Ridge
16:43:25	5.0 [476T]	35	128 km WSW of Banda Aceh, Indonesia
02:06:19	5.2 [951T]	52	Kermadec Islands, New Zealand
02:06:11	5.3 [1.34KT]	10	Kermadec Islands, New Zealand

29 April 2021

Time	Mag [TNT]	Depth	Location
12:25:27	5.0 [476T]	10	Kermadec Islands region
11:02:25	5.1 [673T]	10	OFFSHORE GUERRERO, MEXICO
10:58:33	5.3 [1.34KT]	10	off the coast of Oregon
10:35:45	5.2 [951T]	10	off the coast of Oregon
10:30:23	5.4 [1.90KT]	10	off the coast of Oregon
10:30:21	5.4 [1.90KT]	10	OFF COAST OF OREGON
10:01:11	5.0 [476T]	10	103 km SSE of Pangai, Tonga
07:09:17	5.0 [476T]	10	Kermadec Islands region
07:06:38	5.0 [476T]	10	Kermadec Islands region
06:53:52	5.5 [2.68KT]	10	Kermadec Islands, New Zealand
06:50:26	6.1 [21KT]	10	Kermadec Islands region
04:08:46	5.3 [1.34KT]	196	Pagan region, Northern Mariana Islands
03:58:48	5.7 [5.35KT]	23	169 km NE of Gisborne, New Zealand
02:17:17	5.6 [3.79KT]	145	17 km WSW of Andacollo, Argentina

28 April 2021

Time	Mag [TNT]	Depth	Location
04:24:32	5.0 [476T]	10	Kermadec Islands region
02:57:26	5.1 [673T]	10	Kermadec Islands region
02:33:01	5.0 [476T]	35	6 km NE of Dhekiajuli, India
02:21:26	6.0 [15KT]	34	8 km NNW of Dhekiajuli, India

27 April 2021

Time	Mag [TNT]	Depth	Location
17:53:06	5.3 [1.34KT]	10	Kermadec Islands region
16:43:10	5.1 [673T]	10	Kermadec Islands region
16:33:34	5.9 [10KT]	13	Kermadec Islands region
11:04:24	5.5 [2.68KT]	10	192 km ENE of Angoram, Papua New Guinea
10:40:49	5.3 [1.34KT]	10	179 km ENE of Angoram, Papua New Guinea
09:23:39	5.0 [476T]	56	59 km S of Sukabumi, Indonesia
08:13:24	5.1 [673T]	10	192 km ENE of Angoram, Papua New Guinea
08:05:31	6.1 [21KT]	10	176 km ENE of Angoram, Papua New Guinea
08:03:49	5.1 [673T]	10	180 km N of Madang, Papua New Guinea
02:12:50	5.6 [3.79KT]	10	179 km ENE of Angoram, Papua New Guinea
00:44:55	5.0 [476T]	10	Kermadec Islands region

26 April 2021

Time	Mag [TNT]	Depth	Location
21:12:10	5.2 [951T]	10	Kermadec Islands region
21:07:27	5.7 [5.35KT]	10	Kermadec Islands region
19:13:11	5.3 [1.34KT]	108	South Sandwich Islands region
13:42:21	5.2 [951T]	56	Kermadec Islands, New Zealand
02:18:08	5.2 [951T]	10	southeast of the Loyalty Islands

25 April 2021

Time	Mag [TNT]	Depth	Location
23:50:34	5.4 [1.90KT]	35	17 km SSE of Acarí, Peru
22:28:02	6.5 [84KT]	246	207 km WSW of Haveluloto, Tonga
01:52:43	5.0 [476T]	10	102 km SSE of Manokwari, Indonesia

24 April 2021

Time	Mag [TNT]	Depth	Location
18:00:32	5.6 [3.79KT]	10	Owen Fracture Zone region
09:30:41	5.0 [476T]	111	Rat Islands, Aleutian Islands, Alaska
02:25:50	5.0 [476T]	63	Kermadec Islands region
00:56:24	5.0 [476T]	10	northern Mid-Atlantic Ridge
00:23:38	6.5 [84KT]	301	225 km WNW of Pangai, Tonga

23 April 2021

Time	Mag [TNT]	Depth	Location
23:11:56	5.1 [673T]	494	270 km WNW of Haveluloto, Tonga
23:11:47	5.1 [673T]	400	Fiji region
18:45:29	5.0 [476T]	27	114 km E of Sarangani, Philippines
14:56:49	5.0 [476T]	10	South Shetland Islands

22 April 2021

Time	Mag [TNT]	Depth	Location
00:17:15	5.5 [2.68KT]	13	82 km WSW of San Antonio, Chile

20 April 2021

Time	Mag [TNT]	Depth	Location
20:01:27	5.0 [476T]	10	Mariana Islands region
02:26:08	5.0 [476T]	10	West Chile Rise
02:26:04	5.3 [1.34KT]	10	West Chile Rise

19 April 2021

Time	Mag [TNT]	Depth	Location
23:58:22	6.1 [21KT]	9	254 km S of Sinabang, Indonesia
13:05:26	5.0 [476T]	10	79 km WSW of San Antonio, Chile
11:13:28	5.1 [673T]	10	81 km WSW of San Antonio, Chile
07:07:36	5.2 [951T]	76	120 km NE of Lospalos, Timor Leste
04:11:26	5.2 [951T]	8	85 km WSW of San Antonio, Chile
04:10:05	5.3 [1.34KT]	10	off the coast of Ecuador
03:18:57	5.1 [673T]	12	85 km WSW of San Antonio, Chile

18 April 2021

Time	Mag [TNT]	Depth	Location
17:03:39	5.2 [951T]	10	Kermadec Islands, New Zealand
14:18:26	5.0 [476T]	10	Tonga region
14:14:36	5.8 [7.56KT]	12	15 km SSW of Hualien City, Taiwan
14:11:38	5.5 [2.68KT]	10	21 km S of Hualien City, Taiwan
13:24:32	5.1 [673T]	24	61 km ESE of Hakha, Myanmar
06:41:49	5.8 [7.56KT]	8	24 km NE of Bandar-e Gen?veh, Iran
02:15:15	5.1 [673T]	10	South Shetland Islands
00:29:25	5.6 [3.79KT]	31	53 km ESE of Ishinomaki, Japan
00:29:11	5.6 [3.79KT]	41	57 km E of Ishinomaki, Japan

17 April 2021

Time	Mag [TNT]	Depth	Location
17:08:00	5.0 [476T]	9	22 km S of Mandráki, Greece
15:45:23	5.0 [476T]	83	near the east coast of the Kamchatka Peninsula, Russia
01:27:21	5.1 [673T]	10	Mariana Islands region
01:04:53	5.0 [476T]	99	46 km SSE of Banda Aceh, Indonesia

16 April 2021

Time	Mag [TNT]	Depth	Location
22:13:12	5.3 [1.34KT]	27	Kermadec Islands region
22:13:10	5.1 [673T]	10	Kermadec Islands region
20:55:11	5.4 [1.90KT]	35	246 km SE of Sarangani, Philippines
20:00:18	5.0 [476T]	10	Kermadec Islands, New Zealand
16:40:30	5.4 [1.90KT]	577	Fiji region
03:42:05	5.4 [1.90KT]	19	187 km SSE of Praya, Indonesia
00:23:17	5.0 [476T]	11	Mariana Islands region

15 April 2021

Time	Mag [TNT]	Depth	Location
10:36:22	5.4 [1.90KT]	19	207 km SSE of Praya, Indonesia
08:33:41	5.3 [1.34KT]	11	134 km NW of Attu Station, Alaska
04:44:47	5.0 [476T]	10	Mariana Islands region

14 April 2021

Time	Mag [TNT]	Depth	Location
10:55:14	5.6 [3.79KT]	8	254 km S of Sinabang, Indonesia
06:28:42	5.0 [476T]	45	58 km W of Pelabuhanratu, Indonesia
04:33:29	5.7 [5.35KT]	10	Galapagos Triple Junction region
00:25:27	5.1 [673T]	46	162 km SSE of Tondano, Indonesia

13 April 2021

Time	Mag [TNT]	Depth	Location
20:30:22	5.1 [673T]	12	DODECANESE IS.-TURKEY BORDER REG
20:28:02	5.3 [1.34KT]	5	10 km SW of Mandráki, Greece
18:38:48	5.0 [476T]	48	84 km SE of Pondaguitan, Philippines
15:47:32	5.2 [951T]	36	143 km W of Ternate, Indonesia
06:06:00	5.0 [476T]	10	north of Ascension Island

12 April 2021

Time	Mag [TNT]	Depth	Location
22:44:32	5.2 [951T]	10	southeast of the Loyalty Islands
20:43:30	5.1 [673T]	100	Mauritius - Reunion region
20:43:18	5.2 [951T]	10	217 km ENE of Port Mathurin, Mauritius
14:01:48	5.2 [951T]	10	107 km N of Naze, Japan
05:26:14	5.2 [951T]	18	Kermadec Islands, New Zealand
03:08:36	5.2 [951T]	160	Volcano Islands, Japan region
02:26:26	5.1 [673T]	231	133 km NNE of Tobelo, Indonesia

11 April 2021

Time	Mag [TNT]	Depth	Location
18:57:59	5.1 [673T]	14	Mariana Islands region
14:40:08	5.0 [476T]	10	Kermadec Islands region
10:44:46	5.0 [476T]	70	118 km SW of Bandar Lampung, Indonesia

10 April 2021

Time	Mag [TNT]	Depth	Location
23:54:58	5.1 [673T]	113	22 km S of Sumberpucung, Indonesia
17:55:40	5.0 [476T]	10	South Pacific Ocean
11:38:31	6.0 [15KT]	9	196 km N of Madang, Papua New Guinea
09:30:43	6.1 [21KT]	300	167 km SSW of Sarangani, Philippines
07:36:25	5.1 [673T]	10	102 km N of Naze, Japan
07:14:01	5.6 [3.79KT]	8	South Shetland Islands
07:00:15	6.0 [15KT]	67	45 km S of Sumberpucung, Indonesia
06:52:10	5.1 [673T]	17	93 km NNE of Naze, Japan
04:15:54	5.1 [673T]	52	58 km S of Isangel, Vanuatu

9 April 2021

Time	Mag [TNT]	Depth	Location
22:07:30	5.2 [951T]	10	102 km N of Naze, Japan
12:51:28	5.1 [673T]	10	southeast of the Loyalty Islands

8 April 2021

Time	Mag [TNT]	Depth	Location
17:10:18	5.5 [2.68KT]	80	28 km SE of Cantwell, Alaska
10:25:16	5.4 [1.90KT]	10	southern East Pacific Rise
05:26:53	5.0 [476T]	542	273 km NNW of Gorontalo, Indonesia
01:13:46	5.2 [951T]	264	116 km N of Isangel, Vanuatu
01:00:39	5.1 [673T]	10	Kermadec Islands region

7 April 2021

Time	Mag [TNT]	Depth	Location
19:58:41	5.0 [476T]	7	Kermadec Islands region
19:43:01	5.2 [951T]	10	Kermadec Islands region
18:48:01	5.7 [5.35KT]	13	Kermadec Islands region
13:34:57	5.1 [673T]	10	Kermadec Islands region
10:42:05	5.4 [1.90KT]	10	Kermadec Islands region
10:26:51	5.1 [673T]	10	Kermadec Islands region
09:53:29	6.1 [21KT]	18	Kermadec Islands region
05:13:15	5.6 [3.79KT]	427	203 km ENE of Kokopo, Papua New Guinea

6 April 2021

Time	Mag [TNT]	Depth	Location
21:48:35	5.0 [476T]	10	92 km ENE of Nagqu, China
20:08:48	5.1 [673T]	100	65 km SE of Pondaguitan, Philippines
15:12:25	5.2 [951T]	10	6 km NE of Baynjiwayn, Iraq
10:07:46	5.3 [1.34KT]	10	Kermadec Islands region
08:16:16	5.7 [5.35KT]	14	Kermadec Islands region
07:37:22	5.2 [951T]	10	Kermadec Islands region

5 April 2021

Time	Mag [TNT]	Depth	Location
20:31:51	5.2 [951T]	10	east of the South Sandwich Islands
19:35:22	5.0 [476T]	10	Kermadec Islands region
18:41:25	5.0 [476T]	10	Kermadec Islands region
15:19:57	5.2 [951T]	10	35 km NNW of Samtse, Bhutan
07:37:52	6.1 [21KT]	24	194 km NE of Gisborne, New Zealand
01:42:43	5.4 [1.90KT]	97	southeast of the Loyalty Islands

4 April 2021

Time	Mag [TNT]	Depth	Location
18:43:27	5.4 [1.90KT]	10	97 km SW of Altata, Mexico
17:25:50	5.1 [673T]	10	Kermadec Islands, New Zealand
16:35:33	5.0 [476T]	10	southern Mid-Atlantic Ridge
11:02:28	5.0 [476T]	10	central Mid-Atlantic Ridge
01:41:02	5.4 [1.90KT]	6	68 km NNW of Khorixas, Namibia
01:20:05	5.2 [951T]	10	West Chile Rise

3 April 2021

Time	Mag [TNT]	Depth	Location
20:26:00	5.6 [3.79KT]	10	Mid-Indian Ridge
18:42:01	5.9 [10KT]	326	158 km S of Ambon, Indonesia
01:16:39	6.6 [119KT]	10	east of the South Sandwich Islands

2 April 2021

Time	Mag [TNT]	Depth	Location
22:44:02	5.0 [476T]	40	19 km E of Riosucio, Colombia
04:36:51	5.1 [673T]	36	Kermadec Islands region

1 April 2021

Time	Mag [TNT]	Depth	Location
22:10:11	5.6 [3.79KT]	10	Kermadec Islands, New Zealand
22:02:20	5.1 [673T]	54	South Sandwich Islands region
22:02:14	5.1 [673T]	10	South Sandwich Islands region
15:11:18	6.0 [15KT]	595	Fiji region
10:12:24	5.4 [1.90KT]	40	242 km SE of Sarangani, Philippines
09:56:37	6.4 [60KT]	20	Kermadec Islands, New Zealand

21 earthquake swarms were detected.

Location:

off the coast of Oregon

Swarm ID:

PS20210429.2

Period:

29 Apr 2021 - 29 Apr 2021

Earthquakes:

5

3 swarms found nearby.

2003

PS20030116.1(71.1km)

16 Jan

5 hours

6 earthquakes

2021

PS20211208.1(85.5km)

7 Dec

1 day 0 hours

17 earthquakes

S20211208.1(96.9km)

7 Dec

2 days 1 hours

32 earthquakes

Location:

Kermadec Islands, New Zealand

Swarm ID:

PS20210429.1

Period:

29 Apr 2021 - 30 Apr 2021

Earthquakes:

8

22 swarms found nearby.

2003

PS20030930.1(77.3km)

29 Sep

1 day 16 hours

7 earthquakes

PS20031002.1(80.1km)

2 Oct

23 hours

6 earthquakes

2005

PS20051208.1(44.1km)

7 Dec

5 hours

5 earthquakes

2006

PS20060331.1(48.0km)

31 Mar

1 day 8 hours

23 earthquakes

PS20060405.1(40.6km)

4 Apr

1 day 3 hours

10 earthquakes

2008

PS20080929.1(47.8km)

29 Sep

8 hours

5 earthquakes

2011

PS20110706.1(94.9km)

6 Jul

5 days 11 hours

52 earthquakes

2012

PS20120128.1(32.3km)

28 Jan

2 hours

10 earthquakes

2014

PS20140623.1(55.2km)

23 Jun

1 day 0 hours

27 earthquakes

S20140624.1(38.1km)

23 Jun

1 day 11 hours

41 earthquakes

PS20140701.1(77.1km)

30 Jun

22 hours

5 earthquakes

2016

PS20160204.1(74.4km)

4 Feb

8 hours

5 earthquakes

2021

PS20210304.2(45.3km)

4 Mar

4 days 4 hours

107 earthquakes

PS20210304.3(69.2km)

4 Mar

1 day 3 hours

21 earthquakes

PS20210316.1(64.0km)

15 Mar

17 hours

5 earthquakes

PS20210406.1(68.6km)

5 Apr

15 hours

6 earthquakes

PS20210427.1(65.9km)

26 Apr

1 day 14 hours

10 earthquakes

PS20210725.1(62.2km)

25 Jul

8 hours

5 earthquakes

2022

PS20220129.1(60.6km)

29 Jan

2 hours

7 earthquakes

2023

PS20230424.1(38.1km)

23 Apr

1 day 12 hours

7 earthquakes

PS20230613.1(68.6km)

13 Jun

23 hours

7 earthquakes

2024

PS20240531.1(54.0km)

31 May

7 hours

5 earthquakes

Location:

183 km ENE of Angoram, Papua New Guinea

Swarm ID:

PS20210427.2

Period:

27 Apr 2021 - 27 Apr 2021

Earthquakes:

7

1 swarms found nearby.

2019

PS20190117.1(96.1km)

17 Jan

1 hours

6 earthquakes

Location:

10km NE of Aguanga, CA

Swarm ID:

S20210427.1

Period:

26 Apr 2021 - 1 May 2021

Earthquakes:

80

43 swarms found nearby.

2003

S20030306.1(4.4km)

5 Mar

1 day 2 hours

35 earthquakes

2009

S20090726.1(5.7km)

25 Jul

1 day 19 hours

29 earthquakes

2011

S20110202.2(4.8km)

1 Feb

1 day 18 hours

43 earthquakes

2014

S20140127.1(4.9km)

26 Jan

2 days 4 hours

38 earthquakes

S20140418.1(9.1km)

18 Apr

8 days 7 hours

191 earthquakes

S20140510.1(6.6km)

9 May

2 days 9 hours

44 earthquakes

2015

S20150211.2(3.0km)

10 Feb

12 days 21 hours

168 earthquakes

2016

S20160614.1(5.1km)

14 Jun

7 days 5 hours

80 earthquakes

S20161221.1(4.2km)

21 Dec

1 day 21 hours

34 earthquakes

2017

S20170503.1(14.8km)

2 May

5 days 5 hours

91 earthquakes

S20170510.1(14.0km)

9 May

15 days 6 hours

129 earthquakes

S20170609.1(6.3km)

8 Jun

3 days 22 hours

61 earthquakes

S20170907.1(13.8km)

6 Sep

14 days 21 hours

245 earthquakes

S20170926.1(6.3km)

25 Sep

124 days 21 hours

2217 earthquakes

2018

S20180203.1(9.8km)

2 Feb

28 days 21 hours

426 earthquakes

S20180305.1(13.8km)

4 Mar

19 days 17 hours

203 earthquakes

S20180403.1(14.2km)

2 Apr

10 days 14 hours

197 earthquakes

S20180420.1(14.3km)

19 Apr

69 days 21 hours

1109 earthquakes

S20180527.1(8.6km)

26 May

4 days 20 hours

54 earthquakes

S20180630.1(14.8km)

29 Jun

41 days 14 hours

582 earthquakes

S20180811.1(14.2km)

11 Aug

209 days 15 hours

6032 earthquakes

2019

S20190426.1(14.5km)

25 Apr

1 day 22 hours

37 earthquakes

2020

S20200109.1(7.2km)

8 Jan

11 days 9 hours

159 earthquakes

S20200122.1(13.6km)

21 Jan

3 days 12 hours

57 earthquakes

S20200202.1(3.7km)

1 Feb

8 days 17 hours

147 earthquakes

S20200301.1(8.6km)

29 Feb

6 days 16 hours

67 earthquakes

S20200526.3(7.6km)

25 May

7 days 18 hours

100 earthquakes

S20200607.1(12.6km)

6 Jun

9 days 19 hours

109 earthquakes

S20200703.1(12.4km)

2 Jul

3 days 16 hours

70 earthquakes

S20200708.1(14.1km)

7 Jul

26 days 8 hours

287 earthquakes

S20200926.2(6.2km)

25 Sep

3 days 10 hours

42 earthquakes

S20201219.1(6.8km)

18 Dec

5 days 0 hours

66 earthquakes

2021

S20210328.1(1.6km)

27 Mar

2 days 21 hours

33 earthquakes

S20210609.1(14.8km)

8 Jun

5 days 16 hours

126 earthquakes

S20210921.1(4.7km)

20 Sep

8 days 7 hours

216 earthquakes

2022

S20220419.1(7.1km)

18 Apr

8 days 1 hours

76 earthquakes

S20220702.1(2.4km)

1 Jul

3 days 23 hours

49 earthquakes

S20221026.1(4.2km)

25 Oct

1 day 10 hours

35 earthquakes

2023

S20230221.1(8.1km)

20 Feb

1 day 17 hours

25 earthquakes

S20230326.1(7.4km)

25 Mar

2 days 6 hours

38 earthquakes

2024

S20240829.1(3.8km)

28 Aug

2 days 1 hours

31 earthquakes

2025

S20250516.1(10.3km)

16 May

4 days 7 hours

45 earthquakes

S20251128.1(5.4km)

28 Nov

7 days 2 hours

82 earthquakes

Location:

Kermadec Islands region

Swarm ID:

PS20210427.1

Period:

26 Apr 2021 - 28 Apr 2021

Earthquakes:

10

19 swarms found nearby.

2005

PS20051208.1(94.2km)

7 Dec

5 hours

5 earthquakes

2006

PS20060331.1(34.9km)

31 Mar

1 day 8 hours

23 earthquakes

PS20060405.1(45.9km)

4 Apr

1 day 3 hours

10 earthquakes

2011

PS20110706.1(29.0km)

6 Jul

5 days 11 hours

52 earthquakes

2012

PS20120128.1(33.6km)

28 Jan

2 hours

10 earthquakes

2014

S20140624.1(86.1km)

23 Jun

1 day 11 hours

41 earthquakes

PS20140701.1(89.8km)

30 Jun

22 hours

5 earthquakes

2020

PS20200118.1(61.1km)

18 Jan

17 minutes

5 earthquakes

2021

PS20210304.2(23.8km)

4 Mar

4 days 4 hours

107 earthquakes

PS20210304.3(67.6km)

4 Mar

1 day 3 hours

21 earthquakes

PS20210316.1(7.7km)

15 Mar

17 hours

5 earthquakes

PS20210406.1(11.2km)

5 Apr

15 hours

6 earthquakes

PS20210407.1(66.4km)

7 Apr

15 hours

9 earthquakes

PS20210429.1(65.9km)

29 Apr

19 hours

8 earthquakes

PS20210725.1(43.7km)

25 Jul

8 hours

5 earthquakes

2022

PS20220129.1(18.6km)

29 Jan

2 hours

7 earthquakes

2023

PS20230424.1(92.5km)

23 Apr

1 day 12 hours

7 earthquakes

PS20230613.1(27.4km)

13 Jun

23 hours

7 earthquakes

2024

PS20240531.1(13.8km)

31 May

7 hours

5 earthquakes

Location:

9km SE of Dollar Point, CA

Swarm ID:

S20210426.1

Period:

25 Apr 2021 - 28 Apr 2021

Earthquakes:

45

7 swarms found nearby.

2003

S20031003.1(10.1km)

3 Oct

1 day 20 hours

34 earthquakes

S20031123.1(13.9km)

22 Nov

2 days 23 hours

36 earthquakes

2005

S20051207.2(13.3km)

7 Dec

2 days 20 hours

40 earthquakes

2018

S20180726.1(12.8km)

26 Jul

1 day 8 hours

40 earthquakes

2021

S20210528.2(0.4km)

28 May

16 hours

33 earthquakes

2023

S20230918.1(11.6km)

18 Sep

15 hours

41 earthquakes

2024

S20240721.2(0.9km)

20 Jul

1 day 13 hours

51 earthquakes

Location:

3 km NNE of Quinton, Oklahoma

Swarm ID:

S20210421.2

Period:

20 Apr 2021 - 22 Apr 2021

Earthquakes:

30

2 swarms found nearby.

2021

S20210522.1(1.2km)

22 May

4 days 23 hours

152 earthquakes

S20210822.1(7.0km)

21 Aug

5 days 10 hours

82 earthquakes

Location:

OFFSHORE O'HIGGINS, CHILE

Swarm ID:

S20210421.1

Period:

20 Apr 2021 - 24 Apr 2021

Earthquakes:

68

7 swarms found nearby.

2010

PS20100227.5(84.8km)

27 Feb

3 days 19 hours

62 earthquakes

PS20100304.1(38.2km)

3 Mar

1 day 13 hours

7 earthquakes

PS20100305.1(80.0km)

4 Mar

1 day 22 hours

7 earthquakes

PS20100308.1(54.1km)

7 Mar

19 hours

6 earthquakes

PS20100311.1(62.2km)

11 Mar

2 days 16 hours

21 earthquakes

2017

PS20170428.1(98.6km)

28 Apr

2 hours

6 earthquakes

2021

PS20210419.1(7.4km)

19 Apr

10 hours

5 earthquakes

Location:

81 km WSW of San Antonio, Chile

Swarm ID:

PS20210419.1

Period:

19 Apr 2021 - 19 Apr 2021

Earthquakes:

5

10 swarms found nearby.

2001

S20011209.2(26.0km)

8 Dec

1 day 23 hours

34 earthquakes

2010

PS20100227.5(92.2km)

27 Feb

3 days 19 hours

62 earthquakes

PS20100304.1(32.1km)

3 Mar

1 day 13 hours

7 earthquakes

PS20100305.1(87.1km)

4 Mar

1 day 22 hours

7 earthquakes

PS20100308.1(56.5km)

7 Mar

19 hours

6 earthquakes

PS20100311.1(66.2km)

11 Mar

2 days 16 hours

21 earthquakes

2014

S20140305.2(49.2km)

4 Mar

1 day 2 hours

25 earthquakes

2017

S20170428.1(98.1km)

27 Apr

2 days 11 hours

41 earthquakes

PS20170428.1(91.7km)

28 Apr

2 hours

6 earthquakes

2021

S20210421.1(7.4km)

20 Apr

4 days 0 hours

68 earthquakes

Location:

DODECANESE IS.-TURKEY BORDER REG

Swarm ID:

S20210413.1

Period:

13 Apr 2021 - 2 May 2021

Earthquakes:

391

8 swarms found nearby.

2014

S20140713.1(4.7km)

12 Jul

3 days 1 hours

48 earthquakes

2021

S20210408.1(5.8km)

7 Apr

5 days 14 hours

75 earthquakes

S20210607.2(8.6km)

6 Jun

2 days 21 hours

31 earthquakes

S20210622.1(13.4km)

21 Jun

10 days 17 hours

161 earthquakes

S20210717.1(5.0km)

16 Jul

2 days 11 hours

34 earthquakes

S20210801.1(3.8km)

31 Jul

15 days 8 hours

490 earthquakes

S20210914.1(9.4km)

14 Sep

2 days 7 hours

37 earthquakes

S20210924.2(8.7km)

23 Sep

1 day 23 hours

31 earthquakes

Location:

7km SE of Coso Junction, CA

Swarm ID:

S20210412.1

Period:

11 Apr 2021 - 13 Apr 2021

Earthquakes:

33

19 swarms found nearby.

2002

S20020721.1(9.8km)

20 Jul

3 days 21 hours

49 earthquakes

2004

S20040925.1(13.3km)

24 Sep

4 days 9 hours

57 earthquakes

2006

S20060813.1(8.1km)

12 Aug

8 days 13 hours

97 earthquakes

2010

S20100302.1(12.8km)

1 Mar

5 days 11 hours

44 earthquakes

2012

S20120106.1(13.4km)

6 Jan

2 days 18 hours

48 earthquakes

S20121127.1(11.4km)

26 Nov

24 days 0 hours

802 earthquakes

2014

S20140701.1(12.9km)

30 Jun

8 days 23 hours

167 earthquakes

2015

S20150608.1(8.6km)

8 Jun

1 day 13 hours

31 earthquakes

2019

S20190721.1(11.0km)

20 Jul

9 days 5 hours

474 earthquakes

S20191201.1(11.4km)

30 Nov

27 days 2 hours

353 earthquakes

2020

S20200307.1(9.5km)

6 Mar

10 days 22 hours

145 earthquakes

S20200324.1(10.3km)

23 Mar

6 days 13 hours

82 earthquakes

S20200509.2(12.7km)

8 May

3 days 23 hours

49 earthquakes

S20200604.2(9.9km)

3 Jun

5 days 19 hours

148 earthquakes

2021

S20210213.1(8.7km)

12 Feb

1 day 17 hours

29 earthquakes

S20211018.1(3.3km)

17 Oct

1 day 7 hours

27 earthquakes

S20211029.2(13.0km)

29 Oct

3 days 9 hours

48 earthquakes

S20211219.1(9.8km)

18 Dec

13 days 0 hours

143 earthquakes

2024

S20240416.2(8.0km)

15 Apr

2 days 15 hours

51 earthquakes

Location:

DODECANESE IS.-TURKEY BORDER REG

Swarm ID:

S20210408.1

Period:

7 Apr 2021 - 13 Apr 2021

Earthquakes:

75

7 swarms found nearby.

2014

S20140713.1(4.3km)

12 Jul

3 days 1 hours

48 earthquakes

2021

S20210413.1(5.8km)

13 Apr

18 days 7 hours

391 earthquakes

S20210607.2(14.2km)

6 Jun

2 days 21 hours

31 earthquakes

S20210717.1(10.8km)

16 Jul

2 days 11 hours

34 earthquakes

S20210801.1(8.4km)

31 Jul

15 days 8 hours

490 earthquakes

S20210914.1(3.7km)

14 Sep

2 days 7 hours

37 earthquakes

S20210924.2(2.9km)

23 Sep

1 day 23 hours

31 earthquakes

Location:4.8km of Mauna Loa volcano

Island of Hawaii, Hawaii

Swarm ID:

VS20210408.1

Period:

7 Apr 2021 - 19 Apr 2021

Earthquakes:

300

16 swarms found nearby.

2004

VS20040829.1(8.0km)

28 Aug

24 days 12 hours

397 earthquakes

VS20041012.1(9.3km)

11 Oct

19 days 12 hours

360 earthquakes

VS20041110.1(15.0km)

9 Nov

24 days 3 hours

334 earthquakes

VS20041215.1(5.7km)

14 Dec

15 days 10 hours

342 earthquakes

2015

VS20150502.1(7.4km)

1 May

6 days 18 hours

118 earthquakes

VS20150724.1(1.7km)

23 Jul

23 hours

34 earthquakes

2016

VS20160704.1(5.2km)

3 Jul

6 days 16 hours

84 earthquakes

2017

VS20170408.1(0.4km)

7 Apr

4 days 14 hours

129 earthquakes

VS20170416.1(3.9km)

15 Apr

1 day 20 hours

56 earthquakes

2020

S20201205.1(2.3km)

4 Dec

5 days 13 hours

110 earthquakes

2021

VS20210301.1(6.3km)

28 Feb

4 days 16 hours

47 earthquakes

VS20210329.1(8.6km)

29 Mar

8 days 10 hours

279 earthquakes

2022

VS20220204.1(0.8km)

3 Feb

5 days 5 hours

170 earthquakes

VS20220803.1(5.1km)

2 Aug

3 days 9 hours

131 earthquakes

VS20220923.1(5.4km)

23 Sep

14 days 19 hours

375 earthquakes

VS20221128.1(13.8km)

27 Nov

11 days 2 hours

416 earthquakes

Location:

Kermadec Islands region

Swarm ID:

PS20210407.1

Period:

7 Apr 2021 - 8 Apr 2021

Earthquakes:

9

13 swarms found nearby.

2006

PS20060405.1(89.5km)

4 Apr

1 day 3 hours

10 earthquakes

PS20060501.2(75.8km)

1 May

19 hours

5 earthquakes

2011

PS20110706.1(45.4km)

6 Jul

5 days 11 hours

52 earthquakes

2012

PS20120128.1(95.2km)

28 Jan

2 hours

10 earthquakes

2020

PS20200118.1(39.0km)

18 Jan

17 minutes

5 earthquakes

2021

PS20210304.2(89.6km)

4 Mar

4 days 4 hours

107 earthquakes

PS20210306.1(61.7km)

6 Mar

18 hours

10 earthquakes

PS20210316.1(64.1km)

15 Mar

17 hours

5 earthquakes

PS20210406.1(72.5km)

5 Apr

15 hours

6 earthquakes

PS20210427.1(66.4km)

26 Apr

1 day 14 hours

10 earthquakes

2022

PS20220129.1(83.4km)

29 Jan

2 hours

7 earthquakes

2023

PS20230613.1(56.7km)

13 Jun

23 hours

7 earthquakes

2024

PS20240531.1(73.2km)

31 May

7 hours

5 earthquakes

Location:

Kermadec Islands region

Swarm ID:

PS20210406.1

Period:

5 Apr 2021 - 6 Apr 2021

Earthquakes:

6

20 swarms found nearby.

2005

PS20051208.1(91.7km)

7 Dec

5 hours

5 earthquakes

2006

PS20060331.1(29.7km)

31 Mar

1 day 8 hours

23 earthquakes

PS20060405.1(54.6km)

4 Apr

1 day 3 hours

10 earthquakes

2011

PS20110706.1(30.3km)

6 Jul

5 days 11 hours

52 earthquakes

2012

PS20120128.1(36.9km)

28 Jan

2 hours

10 earthquakes

2014

PS20140623.1(97.0km)

23 Jun

1 day 0 hours

27 earthquakes

S20140624.1(83.7km)

23 Jun

1 day 11 hours

41 earthquakes

PS20140701.1(81.9km)

30 Jun

22 hours

5 earthquakes

2020

PS20200118.1(61.0km)

18 Jan

17 minutes

5 earthquakes

2021

PS20210304.2(23.5km)

4 Mar

4 days 4 hours

107 earthquakes

PS20210304.3(59.0km)

4 Mar

1 day 3 hours

21 earthquakes

PS20210316.1(18.8km)

15 Mar

17 hours

5 earthquakes

PS20210407.1(72.5km)

7 Apr

15 hours

9 earthquakes

PS20210427.1(11.2km)

26 Apr

1 day 14 hours

10 earthquakes

PS20210429.1(68.6km)

29 Apr

19 hours

8 earthquakes

PS20210725.1(35.0km)

25 Jul

8 hours

5 earthquakes

2022

PS20220129.1(11.2km)

29 Jan

2 hours

7 earthquakes

2023

PS20230424.1(91.1km)

23 Apr

1 day 12 hours

7 earthquakes

PS20230613.1(38.6km)

13 Jun

23 hours

7 earthquakes

2024

PS20240531.1(22.3km)

31 May

7 hours

5 earthquakes

Location:

1km SSW of Inglewood, CA

Swarm ID:

S20210405.1

Period:

5 Apr 2021 - 7 Apr 2021

Earthquakes:

108

1 swarms found nearby.

2001

S20011028.1(9.4km)

28 Oct

1 day 16 hours

75 earthquakes

Location:

19km ESE of Little Lake, CA

Swarm ID:

S20210404.1

Period:

3 Apr 2021 - 15 Apr 2021

Earthquakes:

124

36 swarms found nearby.

2012

S20121016.1(13.4km)

15 Oct

5 days 7 hours

74 earthquakes

2015

S20150602.1(4.6km)

1 Jun

1 day 6 hours

36 earthquakes

2019

S20190712.1(4.4km)

11 Jul

16 hours

29 earthquakes

S20190819.2(9.1km)

19 Aug

1 day 7 hours

38 earthquakes

S20190825.1(1.1km)

24 Aug

3 days 7 hours

165 earthquakes

S20190902.1(13.7km)

2 Sep

1 day 14 hours

76 earthquakes

S20190910.1(8.9km)

10 Sep

3 days 21 hours

145 earthquakes

S20190918.1(9.6km)

17 Sep

14 days 12 hours

471 earthquakes

S20191005.1(0.3km)

5 Oct

3 days 16 hours

147 earthquakes

S20191007.1(14.8km)

6 Oct

1 day 16 hours

48 earthquakes

S20191011.1(10.1km)

10 Oct

4 days 18 hours

165 earthquakes

S20191108.1(13.0km)

7 Nov

9 days 8 hours

234 earthquakes

S20191119.1(12.6km)

18 Nov

10 days 3 hours

223 earthquakes

S20191211.1(11.9km)

10 Dec

2 days 14 hours

78 earthquakes

S20191214.2(13.0km)

14 Dec

1 day 17 hours

43 earthquakes

2020

S20200101.1(4.7km)

1 Jan

7 days 0 hours

130 earthquakes

S20200109.2(10.5km)

8 Jan

23 hours

27 earthquakes

S20200212.1(10.5km)

11 Feb

230 days 17 hours

4310 earthquakes

S20200219.2(14.5km)

18 Feb

3 days 4 hours

87 earthquakes

S20200309.1(10.9km)

8 Mar

12 days 22 hours

242 earthquakes

S20200322.1(11.9km)

21 Mar

10 days 13 hours

140 earthquakes

S20200403.1(11.4km)

2 Apr

3 days 6 hours

67 earthquakes

S20200521.1(11.7km)

20 May

4 days 3 hours

97 earthquakes

S20200527.1(10.8km)

26 May

3 days 23 hours

82 earthquakes

S20200708.3(3.6km)

7 Jul

13 days 9 hours

239 earthquakes

S20200727.1(14.4km)

27 Jul

13 days 20 hours

183 earthquakes

S20200822.1(13.6km)

21 Aug

4 days 6 hours

66 earthquakes

S20200827.1(13.9km)

26 Aug

25 days 23 hours

356 earthquakes

S20201003.1(10.1km)

2 Oct

25 days 20 hours

320 earthquakes

S20201010.1(14.6km)

9 Oct

3 days 6 hours

59 earthquakes

S20201113.2(7.0km)

12 Nov

13 days 17 hours

181 earthquakes

2021

S20210820.2(12.5km)

19 Aug

19 days 14 hours

212 earthquakes

2022

S20220126.1(13.2km)

25 Jan

2 days 8 hours

59 earthquakes

S20220608.1(12.9km)

7 Jun

1 day 20 hours

34 earthquakes

S20220715.1(13.7km)

14 Jul

4 days 3 hours

55 earthquakes

2023

S20230503.1(3.9km)

2 May

1 day 6 hours

32 earthquakes

Location:

21 km S of Mina, Nevada

Swarm ID:

S20210330.1

Period:

29 Mar 2021 - 18 Apr 2021

Earthquakes:

285

14 swarms found nearby.

2003

S20030529.1(11.4km)

29 May

4 days 7 hours

164 earthquakes

S20031116.1(6.7km)

15 Nov

2 days 1 hours

52 earthquakes

2013

S20130120.1(14.1km)

19 Jan

2 days 18 hours

65 earthquakes

2020

S20200515.1(5.1km)

15 May

295 days 1 hours

21711 earthquakes

S20200517.1(8.9km)

16 May

11 days 1 hours

418 earthquakes

S20201020.3(8.8km)

19 Oct

1 day 23 hours

31 earthquakes

S20201203.1(7.5km)

2 Dec

8 days 6 hours

153 earthquakes

S20201220.1(1.8km)

19 Dec

7 days 21 hours

133 earthquakes

2021

S20210505.1(3.5km)

4 May

16 days 21 hours

229 earthquakes

S20210927.1(3.9km)

26 Sep

2 days 0 hours

31 earthquakes

S20211001.1(5.6km)

30 Sep

6 days 14 hours

87 earthquakes

S20211016.1(10.5km)

15 Oct

7 days 7 hours

86 earthquakes

S20211029.1(12.3km)

28 Oct

10 days 4 hours

136 earthquakes

2022

S20220105.1(2.8km)

4 Jan

6 days 14 hours

106 earthquakes

Location:4.6km of Mauna Loa volcano

22 km E of Honaunau-Napoopoo, Hawaii

Swarm ID:

VS20210329.1

Period:

29 Mar 2021 - 6 Apr 2021

Earthquakes:

279

16 swarms found nearby.

2004

VS20040829.1(0.6km)

28 Aug

24 days 12 hours

397 earthquakes

VS20041012.1(2.9km)

11 Oct

19 days 12 hours

360 earthquakes

VS20041110.1(7.1km)

9 Nov

24 days 3 hours

334 earthquakes

VS20041215.1(3.8km)

14 Dec

15 days 10 hours

342 earthquakes

2015

VS20150502.1(1.4km)

1 May

6 days 18 hours

118 earthquakes

VS20150724.1(7.5km)

23 Jul

23 hours

34 earthquakes

2016

VS20160704.1(5.2km)

3 Jul

6 days 16 hours

84 earthquakes

2017

VS20170408.1(8.6km)

7 Apr

4 days 14 hours

129 earthquakes

VS20170416.1(12.4km)

15 Apr

1 day 20 hours

56 earthquakes

2020

S20201205.1(10.3km)

4 Dec

5 days 13 hours

110 earthquakes

2021

VS20210301.1(2.7km)

28 Feb

4 days 16 hours

47 earthquakes

VS20210408.1(8.6km)

7 Apr

12 days 0 hours

300 earthquakes

2022

VS20220204.1(8.4km)

3 Feb

5 days 5 hours

170 earthquakes

VS20220803.1(5.8km)

2 Aug

3 days 9 hours

131 earthquakes

VS20220923.1(3.4km)

23 Sep

14 days 19 hours

375 earthquakes

VS20221128.1(11.6km)

27 Nov

11 days 2 hours

416 earthquakes

Location:

Adriatic Sea

Swarm ID:

S20210327.1

Period:

27 Mar 2021 - 1 Apr 2021

Earthquakes:

97

No swarms nearby.

Location:

4 km E of P?hala, Hawaii

Swarm ID:

S20210303.2

Period:

2 Mar 2021 - 20 May 2022

Earthquakes:

9245

26 swarms found nearby.

2015

S20151025.1(5.8km)

24 Oct

3 days 14 hours

70 earthquakes

2018

S20180502.1(8.7km)

1 May

8 days 9 hours

196 earthquakes

S20180505.2(12.1km)

4 May

3 days 4 hours

153 earthquakes

S20180703.3(5.0km)

2 Jul

2 days 1 hours

30 earthquakes

2019

S20190819.1(0.7km)

18 Aug

17 days 16 hours

217 earthquakes

S20191114.1(6.5km)

13 Nov

27 days 22 hours

335 earthquakes

2020

S20200104.1(6.2km)

3 Jan

106 days 22 hours

1689 earthquakes

S20200504.1(6.6km)

4 May

73 days 12 hours

948 earthquakes

S20200723.2(3.3km)

22 Jul

18 days 5 hours

194 earthquakes

S20200821.1(5.6km)

20 Aug

33 days 8 hours

392 earthquakes

S20201021.1(2.7km)

20 Oct

2 days 12 hours

37 earthquakes

S20201103.1(1.9km)

2 Nov

28 days 6 hours

288 earthquakes

S20201225.1(2.2km)

24 Dec

39 days 23 hours

662 earthquakes

2021

S20210831.1(2.8km)

30 Aug

2 days 9 hours

94 earthquakes

2022

S20220528.1(3.1km)

27 May

7 days 0 hours

110 earthquakes

2023

S20230324.2(7.8km)

23 Mar

60 days 21 hours

740 earthquakes

S20230528.1(1.9km)

27 May

7 days 18 hours

89 earthquakes

S20231021.1(5.2km)

20 Oct

11 days 13 hours

165 earthquakes

VS20231229.1(14.1km)

28 Dec

4 days 20 hours

173 earthquakes

2024

VS20240127.1(4.7km)

27 Jan

30 days 9 hours

1836 earthquakes

S20240209.1(6.9km)

8 Feb

4 days 17 hours

200 earthquakes

S20240313.1(5.4km)

12 Mar

6 days 16 hours

103 earthquakes

S20240721.1(8.0km)

20 Jul

33 days 8 hours

1535 earthquakes

S20241204.1(2.5km)

3 Dec

7 days 5 hours

138 earthquakes

S20241220.1(4.9km)

19 Dec

1 day 19 hours

42 earthquakes

2026

VS20260115.1(13.2km)

14 Jan

7 days 3 hours

84 earthquakes