Overall Green Earthquake in Timor-Leste on 21 Apr 2026 03:17 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve awareness, information exchange and coordination in the first phase after major sudden-onset disasters.

M 5.5 in Timor-Leste on 21 Apr 2026 03:17 UTC

Hazard models

Rapid Impact

Shakemap

Tsunami

Event summary

This earthquake is expected to have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude:	5.5M
Depth:	77.2 Km
Lat/Lon:	-9.068 , 124.0863
Event Date:	21 Apr 2026 03:17 UTC 21 Apr 2026 11:17 Local
Exposed Population:	1 million in MMI IV
Source:	NEIC us6000srrc
Inserted at:	21 Apr 2026 03:28 UTC
INFORM Coping capacity of the alert score:	6.6 (Timor-Leste)

GDACS Score

For more info on GDACS score click here.

	Earthquake (Shakemap)		GDACS score
NEIC	0		0
us6000srrc	Scaled population (raster)	0
	C1 shakemap	0
	C2 shakemap	0
	Country Vulnerability	0
	INFORM_normalised	0
	Score no CC	0

Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.

Episode Timeline

ID	Level	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1701269		0	21 Apr 2026 03:17	5.5M, 77.2km	4.43	N/A (in MMI>=VII)		00:11	NEIC

The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.

The episode that has the last updated information.

* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

The earthquake happened in Timor-Leste ,of Timor-Leste (population 857,000) . The alertlevel for this event is GREEN

Intensity	Population
	no people

Shakemaps Timeline

Shake id #	episodeid	Lat/Lon	Magnitude	Depth	Max MMI	Date shake (UTC)	Delay (hh:mm)
1	1701269	124.086/-9.068	5.5	77.2	4.515	21 Apr 2026 03:34	00:17	(new episode)
2	1701269	124.086/-9.068	5.5	77.2	4.509	21 Apr 2026 03:39	00:22	(upd of #1)
3	1701269	124.086/-9.068	5.5	77.2	4.426	21 Apr 2026 05:34	02:17	(upd of #2)
4	1701269	124.086/-9.068	5.5	77.2	4.426	22 Apr 2026 14:00	1d 10:43	(upd of #3)

Affected Provinces

Region Province	Country	Population
Timor-Leste	Timor-Leste	72000 people
Nusa Tenggara Timur	Indonesia	840000 people
Timor-Leste	Timor-Leste	330000 people
Nusa Tenggara Timur	Indonesia	1.4 million people
Maluku	Indonesia	<1000 people

Affected populated places. Areas of interest

Name	Region Province	Country	City class	Population	Distance
Pant Macassar		Timor-Leste	Village	-	35 km
Oesilo		Timor-Leste	Village	-	35 km
Noenoe Heno		Timor-Leste	Village	-	37 km
Nifoeajau	Nusa Tenggara Timur	Indonesia	Village	-	44 km
Poonbaun	Nusa Tenggara Timur	Indonesia	Village	-	45 km
Solbeo	Nusa Tenggara Timur	Indonesia	Village	-	50 km
Pássabe	Nusa Tenggara Timur	Indonesia	Village	-	53 km
Mena	Nusa Tenggara Timur	Indonesia	Village	-	55 km
Bakoein	Nusa Tenggara Timur	Indonesia	Village	-	55 km
Kisba	Nusa Tenggara Timur	Indonesia	Village	-	56 km
Noeltoko	Nusa Tenggara Timur	Indonesia	Village	-	57 km
Naikliu	Nusa Tenggara Timur	Indonesia	Village	-	58 km
Kefamenanu	Nusa Tenggara Timur	Indonesia	Village	29000 people	59 km
Pulu	Nusa Tenggara Timur	Indonesia	Village	-	60 km
Biafoe	Nusa Tenggara Timur	Indonesia	Village	-	62 km
Naibonat	Nusa Tenggara Timur	Indonesia	Village	-	66 km
Aliakalan	Nusa Tenggara Timur	Indonesia	Village	-	66 km
Maoebesi	Nusa Tenggara Timur	Indonesia	Village	-	67 km
Tuba	Nusa Tenggara Timur	Indonesia	Village	-	68 km
Noemuti	Nusa Tenggara Timur	Indonesia	Village	-	70 km
Manak	Nusa Tenggara Timur	Indonesia	Village	-	70 km
Kioepoekan	Nusa Tenggara Timur	Indonesia	Village	-	71 km
Oëkoei	Nusa Tenggara Timur	Indonesia	Village	-	71 km
Poeamnasi	Nusa Tenggara Timur	Indonesia	Village	-	72 km
Toebal	Nusa Tenggara Timur	Indonesia	Village	-	72 km
Kapan	Nusa Tenggara Timur	Indonesia	Village	-	73 km
Berloeli	Nusa Tenggara Timur	Indonesia	Village	-	76 km
Latuna	Nusa Tenggara Timur	Indonesia	Village	-	77 km
Noehawaila	Nusa Tenggara Timur	Indonesia	Village	-	77 km
Kayan	Nusa Tenggara Timur	Indonesia	Village	-	79 km
Bagang	Nusa Tenggara Timur	Indonesia	Village	-	79 km
Bitaoeni	Nusa Tenggara Timur	Indonesia	Village	-	79 km
Lelogama	Nusa Tenggara Timur	Indonesia	Village	-	79 km
Popnam	Nusa Tenggara Timur	Indonesia	Village	-	80 km
Tandjung Margeta	Nusa Tenggara Timur	Indonesia	Village	-	80 km
Oelolok	Nusa Tenggara Timur	Indonesia	Village	-	80 km
Noilnoni	Nusa Tenggara Timur	Indonesia	Village	-	81 km
Pulau Marisa	Nusa Tenggara Timur	Indonesia	Village	-	81 km
Loli	Nusa Tenggara Timur	Indonesia	Village	-	81 km
Lamanoena	Nusa Tenggara Timur	Indonesia	Village	-	84 km
Manatang	Nusa Tenggara Timur	Indonesia	Village	-	85 km
Atapupu	Nusa Tenggara Timur	Indonesia	Village	-	86 km
Toebaki	Nusa Tenggara Timur	Indonesia	Village	-	87 km
Atambua	Nusa Tenggara Timur	Indonesia	Village	36000 people	89 km
Halilulik	Nusa Tenggara Timur	Indonesia	Village	-	89 km
Wehoor	Nusa Tenggara Timur	Indonesia	Village	-	92 km
Tuakau	Nusa Tenggara Timur	Indonesia	Village	-	94 km
Ngilmina	Nusa Tenggara Timur	Indonesia	Village	-	99 km
Soekabihanawa	Nusa Tenggara Timur	Indonesia	Village	-	102 km
Kotafun	Nusa Tenggara Timur	Indonesia	Village	-	103 km
Weoe	Nusa Tenggara Timur	Indonesia	Village	-	107 km
Kotafoenrambedoe	Nusa Tenggara Timur	Indonesia	Village	-	108 km
Lewoleba	Nusa Tenggara Timur	Indonesia	Village	-	108 km
Wotanglolong	Nusa Tenggara Timur	Indonesia	Village	-	110 km
Oemasi	Nusa Tenggara Timur	Indonesia	Village	-	113 km
Besikama	Nusa Tenggara Timur	Indonesia	Village	-	113 km
Pariti	Nusa Tenggara Timur	Indonesia	Village	-	113 km
Soelamoe	Nusa Tenggara Timur	Indonesia	Village	-	118 km
Babau	Nusa Tenggara Timur	Indonesia	Village	-	119 km
Oesau	Nusa Tenggara Timur	Indonesia	Village	-	122 km
Oetune	Nusa Tenggara Timur	Indonesia	Village	-	123 km
Toineke	Nusa Tenggara Timur	Indonesia	Village	-	125 km
Soefa	Nusa Tenggara Timur	Indonesia	Village	-	75 km
Nefoneoel	Nusa Tenggara Timur	Indonesia	Village	-	78 km
Blangmerang	Nusa Tenggara Timur	Indonesia	Village	-	78 km
Tamelabang	Nusa Tenggara Timur	Indonesia	Village	-	85 km
Taemaman	Nusa Tenggara Timur	Indonesia	Village	-	85 km
Umarese	Nusa Tenggara Timur	Indonesia	Village	-	88 km
Kui	Nusa Tenggara Timur	Indonesia	Village	-	88 km
Maria	Nusa Tenggara Timur	Indonesia	Village	-	88 km
Boeraga	Nusa Tenggara Timur	Indonesia	Village	-	89 km
Labala	Nusa Tenggara Timur	Indonesia	Village	-	90 km
Soe	Nusa Tenggara Timur	Indonesia	Village	27000 people	90 km
Moelan	Nusa Tenggara Timur	Indonesia	Village	-	90 km
Kabir	Nusa Tenggara Timur	Indonesia	Village	-	91 km
Lamanuna	Nusa Tenggara Timur	Indonesia	Village	-	92 km
Lewoheba	Nusa Tenggara Timur	Indonesia	Village	-	93 km
Nikiniki	Nusa Tenggara Timur	Indonesia	Village	-	94 km
Lamararap	Nusa Tenggara Timur	Indonesia	Village	-	95 km
Mataroe	Nusa Tenggara Timur	Indonesia	Village	-	95 km
Alor-kecil	Nusa Tenggara Timur	Indonesia	Village	-	95 km
Boesa	Nusa Tenggara Timur	Indonesia	Village	-	96 km
Miafeng	Nusa Tenggara Timur	Indonesia	Village	-	96 km
Hadakewa	Nusa Tenggara Timur	Indonesia	Village	-	97 km
Dafala	Nusa Tenggara Timur	Indonesia	Village	-	97 km
Benu	Nusa Tenggara Timur	Indonesia	Village	-	98 km
Kalikassa	Nusa Tenggara Timur	Indonesia	Village	-	98 km
Peuara	Nusa Tenggara Timur	Indonesia	Village	-	98 km
Oefaoe	Nusa Tenggara Timur	Indonesia	Village	-	99 km
Werula	Nusa Tenggara Timur	Indonesia	Village	-	99 km
Lewaling	Nusa Tenggara Timur	Indonesia	Village	-	99 km
Pasar Hadakewa	Nusa Tenggara Timur	Indonesia	Village	-	99 km
Kikilai	Nusa Tenggara Timur	Indonesia	Village	-	100 km
Hukoleen	Nusa Tenggara Timur	Indonesia	Village	-	101 km
Oenai 2	Nusa Tenggara Timur	Indonesia	Village	-	101 km
Balauring	Nusa Tenggara Timur	Indonesia	Village	-	101 km
Fatoebanae		Timor-Leste	Village	-	101 km
Lebewala	Nusa Tenggara Timur	Indonesia	Village	-	102 km
Batoe Gadè		Timor-Leste	Village	-	102 km
Doelolong	Nusa Tenggara Timur	Indonesia	Village	-	102 km
Kalatani	Nusa Tenggara Timur	Indonesia	Village	-	103 km
Bilelamang	Nusa Tenggara Timur	Indonesia	Village	-	103 km
Naifalo	Nusa Tenggara Timur	Indonesia	Village	-	103 km
Barati	Nusa Tenggara Timur	Indonesia	Village	-	103 km
Poetain	Nusa Tenggara Timur	Indonesia	Village	-	104 km
Baringwala	Nusa Tenggara Timur	Indonesia	Village	-	104 km
Tobaki	Nusa Tenggara Timur	Indonesia	Village	-	105 km
Kalabahi	Nusa Tenggara Timur	Indonesia	Village	-	105 km
Waipoekang	Nusa Tenggara Timur	Indonesia	Village	-	105 km
Bonak	Nusa Tenggara Timur	Indonesia	Village	-	106 km
Balibo		Timor-Leste	Village	-	106 km
Tokodjain	Nusa Tenggara Timur	Indonesia	Village	-	106 km
Betun	Nusa Tenggara Timur	Indonesia	Village	-	106 km
Batulolong	Nusa Tenggara Timur	Indonesia	Village	-	107 km
Kokar	Nusa Tenggara Timur	Indonesia	Village	-	108 km
Lahoeroes	Nusa Tenggara Timur	Indonesia	Village	-	109 km
Tjamplong	Nusa Tenggara Timur	Indonesia	Village	-	109 km
Pasirputih	Nusa Tenggara Timur	Indonesia	Village	-	109 km
Menoe	Nusa Tenggara Timur	Indonesia	Village	-	110 km
Kalooahi	Nusa Tenggara Timur	Indonesia	Village	-	110 km
Boleng	Nusa Tenggara Timur	Indonesia	Village	-	110 km
Lewotelo	Nusa Tenggara Timur	Indonesia	Village	-	110 km
Naoeleoe	Nusa Tenggara Timur	Indonesia	Village	-	111 km
Poeloedae	Nusa Tenggara Timur	Indonesia	Village	-	111 km
Benlelang	Nusa Tenggara Timur	Indonesia	Village	-	111 km
Riangeba	Nusa Tenggara Timur	Indonesia	Village	-	112 km
Kioepoat	Nusa Tenggara Timur	Indonesia	Village	-	112 km
Namfaloes	Nusa Tenggara Timur	Indonesia	Village	-	113 km
Fohorem		Timor-Leste	Village	-	113 km
Maibang	Nusa Tenggara Timur	Indonesia	Village	-	113 km
Oëtoeke	Nusa Tenggara Timur	Indonesia	Village	-	113 km
Langkoeroe	Nusa Tenggara Timur	Indonesia	Village	-	114 km
Pitai	Nusa Tenggara Timur	Indonesia	Village	-	116 km
Lewokeling	Nusa Tenggara Timur	Indonesia	Village	-	116 km
Maikawada	Nusa Tenggara Timur	Indonesia	Village	-	116 km
Fatolulie		Timor-Leste	Village	-	116 km
Kolbane	Nusa Tenggara Timur	Indonesia	Village	-	116 km
Nereng	Nusa Tenggara Timur	Indonesia	Village	-	117 km
Taoes	Nusa Tenggara Timur	Indonesia	Village	-	119 km
Kimoma	Nusa Tenggara Timur	Indonesia	Village	-	119 km
Tilomar		Timor-Leste	Village	-	121 km
Melala	Nusa Tenggara Timur	Indonesia	Village	-	121 km
Atabae		Timor-Leste	Village	-	121 km
Naimoeti	Nusa Tenggara Timur	Indonesia	Village	-	121 km
Witihama	Nusa Tenggara Timur	Indonesia	Village	-	122 km
Lamakera	Nusa Tenggara Timur	Indonesia	Village	-	124 km
Limboer	Nusa Tenggara Timur	Indonesia	Village	-	124 km
Maliana		Timor-Leste	Village	12000 people	125 km
Rabe	Nusa Tenggara Timur	Indonesia	Village	-	125 km
Koekoewerang	Nusa Tenggara Timur	Indonesia	Village	-	125 km
Sagu	Nusa Tenggara Timur	Indonesia	Village	-	127 km
Lantoka	Nusa Tenggara Timur	Indonesia	Village	-	127 km
Bimoni	Nusa Tenggara Timur	Indonesia	Village	-	127 km
Manikin	Nusa Tenggara Timur	Indonesia	Village	-	127 km
Throng	Nusa Tenggara Timur	Indonesia	Village	-	129 km
Morai		Timor-Leste	Village	-	129 km
Taramana	Nusa Tenggara Timur	Indonesia	Village	-	130 km
Oekabit	Nusa Tenggara Timur	Indonesia	Village	-	130 km
Suai		Timor-Leste	Village	6400 people	131 km
Lewohajong	Nusa Tenggara Timur	Indonesia	Village	-	132 km
Papelawe	Nusa Tenggara Timur	Indonesia	Village	-	132 km
Ponta Sia Ilo		Timor-Leste	Village	-	133 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Name	IATA Code	Elevation (m)	Usage	Runway type	IFR	Runway Length (ft)	Distance
Ocussi Humberte	OEC	unknown				0	40 km
Lewoleba	LWE	unknown				0	107 km
Atambua Haliwen	ABU	unknown				0	94 km
Alor	ARD	unknown				0	116 km
Mali		3				0	118 km
El Tari	KOE	102	Civ.	Paved	Yes	8200	130 km
Covalima		29				0	134 km
Larantuka	LKA	unknown				0	146 km
Roti	RTI	unknown				0	175 km

Ports

Name	LOCODE	Country	Distance
Atapupu		Indonesia	87 km
Lomblen Island		Indonesia	89 km
Alor Island		Indonesia	101 km
Kalabahi		Indonesia	105 km
Kupang	IDKOE	Indonesia	133 km
Hansisi		Indonesia	139 km
Larantuka		Indonesia	146 km
Dilli		Timor-Leste	167 km
Dili		Timor-Leste	175 km

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.

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