2026-04-21 05:29:09 (M5.4) off the east coast of Honshu, Japan 39.8 143.6 (70fa9)

M5.4 Earthquake - off the east coast of Honshu, Japan

Preliminary Report

Magnitude	5.4
Date-Time	Universal Time (UTC): 21 Apr 2026 05:29:09 Time near the Epicenter (1): 21 Apr 2026 15:29:09 Time in your area (1): 21 Apr 2026 10:59:09
Location	39.848N 143.627E
Depth	10 km
Distances	146.3 km (90.7 mi) E of Miyako, Japan 150.0 km (93.0 mi) ENE of Yamada, Japan 157.7 km (97.8 mi) ENE of Ōtsuchi, Japan 163.1 km (101.1 mi) ESE of Kuji, Japan 212.9 km (132.0 mi) E of Morioka, Japan
Location Uncertainty	Horizontal: 7.9 km; Vertical 1.9 km
Parameters	Nph = 97; Dmin = 241.6 km; Rmss = 1.03 seconds; Gp = 95° Version =
Event ID	us 6000srs6

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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see: Event Page or USGS Earthquake Hazards Program
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U.S. Geological Survey


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2026-04-21 03:17:07 (M5.5) Timor region -9.1 124.1 (70fa9)

M5.5 Earthquake - Timor region

Preliminary Report

Magnitude	5.5
Date-Time	Universal Time (UTC): 21 Apr 2026 03:17:08 Time near the Epicenter (1): 21 Apr 2026 12:17:08 Time in your area (1): 21 Apr 2026 08:47:08
Location	9.068S 124.086E
Depth	77 km
Distances	35.8 km (22.2 mi) WNW of Pante Makasar, Timor Leste 60.1 km (37.2 mi) NW of Kefamenanu, Indonesia 88.7 km (55.0 mi) W of Atambua, Indonesia 90.3 km (56.0 mi) NNW of Soe, Indonesia 124.9 km (77.4 mi) W of Maliana, Timor Leste
Location Uncertainty	Horizontal: 8.8 km; Vertical 8.9 km
Parameters	Nph = 44; Dmin = 78.5 km; Rmss = 1.31 seconds; Gp = 61° Version =
Event ID	us 6000srrc

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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see: Event Page or USGS Earthquake Hazards Program
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U.S. Geological Survey


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2026-04-21 02:22:20 (M5.4) Colombia-Ecuador border region 0.4 -78.3 (70fa9)

M5.4 Earthquake - Colombia-Ecuador border region

Preliminary Report

Magnitude	5.4
Date-Time	Universal Time (UTC): 21 Apr 2026 02:22:21 Time near the Epicenter (1): 20 Apr 2026 22:22:21 Time in your area (1): 21 Apr 2026 07:52:21
Location	0.367N 78.342W
Depth	118 km
Distances	11.3 km (7.0 mi) NW of Cotacachi, Ecuador 14.8 km (9.2 mi) WNW of Atuntaqui, Ecuador 17.1 km (10.6 mi) NNW of Otavalo, Ecuador 24.5 km (15.2 mi) W of Ibarra, Ecuador 42.2 km (26.1 mi) NNW of Cayambe, Ecuador
Location Uncertainty	Horizontal: 6.7 km; Vertical 4.5 km
Parameters	Nph = 67; Dmin = 42.0 km; Rmss = 0.80 seconds; Gp = 110° Version =
Event ID	us 6000srr2

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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2026-04-21 00:29:32 (M5.1) Burma (Myanmar)-India border region 24.7 94.6 (70fa9)

M5.1 Earthquake - Burma (Myanmar)-India border region

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 21 Apr 2026 00:29:33 Time near the Epicenter (1): 21 Apr 2026 06:59:33 Time in your area (1): 21 Apr 2026 05:59:33
Location	24.653N 94.575E
Depth	66 km
Distances	52.2 km (32.4 mi) E of Wāngjing, India 58.6 km (36.3 mi) E of Thoubāl, India 62.5 km (38.8 mi) ENE of Kakching, India 66.1 km (41.0 mi) ESE of Imphāl, India 69.7 km (43.2 mi) E of Mayāng Imphāl, India
Location Uncertainty	Horizontal: 9.0 km; Vertical 4.7 km
Parameters	Nph = 57; Dmin = 383.1 km; Rmss = 0.58 seconds; Gp = 55° Version =
Event ID	us 6000srqj

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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see: Event Page or USGS Earthquake Hazards Program
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2026-04-20 18:47:05 (M5.3) near the north coast of Papua, Indonesia -2.4 139.1 (70fa9)

M5.3 Earthquake - near the north coast of Papua, Indonesia

Preliminary Report

Magnitude	5.3
Date-Time	Universal Time (UTC): 20 Apr 2026 18:47:06 Time near the Epicenter (1): 21 Apr 2026 03:47:06 Time in your area (1): 21 Apr 2026 00:17:06
Location	2.374S 139.148E
Depth	10 km
Distances	166.9 km (103.5 mi) W of Abepura, Indonesia 175.5 km (108.8 mi) W of Jayapura, Indonesia 242.0 km (150.0 mi) W of Vanimo, Papua New Guinea 368.3 km (228.3 mi) NNE of Agats, Indonesia 419.9 km (260.4 mi) ENE of Nabire, Indonesia
Location Uncertainty	Horizontal: 7.9 km; Vertical 1.9 km
Parameters	Nph = 56; Dmin = 173.5 km; Rmss = 1.12 seconds; Gp = 60° Version =
Event ID	us 6000srn6

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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