Volcanoes Today, 15 Dec 2025: Santiaguito volcano, Fuego, Popocatépetl, Semeru, Ibu, Dukono, Reventador, Nevado del Ruiz

Published: 15 December 2025
Categories: Global Volcano Activity

RSS feed source: Volcano Discovery.com

Monday, Dec 15, 2025 17:00 | By: VN

Ibu (Halmahera, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 6000 ft (1800 m) altitude or flight level 060 .
The full report is as follows: VA TO FL060 LAST REP AT 15/0954Z EST VA DTG:15/1040Z to 6000 ft (1800 m)

Semeru (East Java, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: ERUPTION LAST REPORTED AT 14/2248Z EST VA DTG:15/0700Z

Dukono (Halmahera): (15 Dec) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 7000 ft (2100 m) altitude or flight level 070 .
The full report is as follows: VA TO FL070 OBS AT 14/2340Z MOV WNW OBS VA DTG:14/2340Z to 7000 ft (2100 m)

Shishaldin (Aleutian Islands, Alaska): (15 Dec) Volcanic Ash Advisory

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Moderate mag. 4.0 earthquake – 5 km southwest of Zelenokumsk, Stavropol Kray, Russia, on Monday, Dec 15, 2025, at 08:57 pm (Moscow time)

Published: 15 December 2025
Categories: Global Earthquake Activity

RSS feed source: Volcano Discovery.com

Moderate magnitude 4.0 earthquake at unknown depth

15 Dec 18:26 UTC: First to report: VolcanoDiscovery after 29 minutes.
15 Dec 18:44: Now using data updates from EMSC

I didn’t feel it

I felt this quake

Earthquake details Date & timeDec 15, 2025 17:57:14 UTC – Local time at epicenterMonday, Dec 15, 2025, at 08:57 pm (Europe/Moscow GMT +3) Statusconfirmed (manually revised) Magnitude4.0 Depth10 km Epicenter latitude / longitude44.37°N / 43.85°E Georgiyevsky District, Stavropol Kray, Russia Seismic antipode44.37°S / 136.15°W Quality12 seismic stations Shaking intensityIV Light shaking near epicenter Felt4 reports Primary data sourceEMSC (European-Mediterranean Seismological Centre) Nearest volcanoElbrus (162 km / 101 mi) Weather at epicenter at time of quakeFew Clouds -0.6°C (31 F), humidity: 79%, wind: 3 m/s (5 kts) from SE Estimated seismic energy released6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) | equivalent to ONE quake of magnitude 4.0 | about seismic energy

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Nearby places The closest larger town where the quake might have been felt is Pyatigorsk, a city with more than 140,000 inhabitants in Russia, in 73 km (45 mi) distance southwest of the epicenter. People likely experienced very weak shaking there. Many smaller towns and villages are located closer to the epicenter and might have experienced stronger shaking.
The following

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Reventador Volcano Volcanic Ash Advisory: VA EMS OBS to 15000 ft (4600 m)

Published: 15 December 2025
Categories: Global Volcano Activity

RSS feed source: Volcano Discovery.com

Monday, Dec 15, 2025 17:00 | 1 hour ago | By: VN

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 and is moving at 15 kts in W direction.
The full report is as follows:

FVXX20 at 16:54 UTC, 15/12/25 from KNES
VA ADVISORY
DTG: 20251215/1652Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0005 W07739

AREA: ECUADOR

SOURCE ELEV: 11686 FT AMSL

ADVISORY NR: 2025/1279

INFO SOURCE: GOES-19. VONA. NWP MODELS.

ERUPTION DETAILS: VA EMS OBS

OBS VA DTG: 15/1620Z

OBS VA CLD: SFC/FL150 N0005 W07819 – S0001 W07808
– S0003 W07740 – S0006 W07739 – S0005 W07811 –
N0003 W07826 – N0005 W07819 MOV W 15KT SFC/FL150
N0003 W07844 – N0001 W07843 – N0000 W07847 –
N0003 W07847 – N0003 W07844 MOV NW 20KT

FCST VA CLD +6HR: 15/2230Z SFC/FL150 S0004 W07740
– S0006 W07738 – S0031 W07828 – S0013

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Moderate mag. 4.0 earthquake – Philippine Sea, 43 km southeast of Malita, Davao Occidental, Davao, Philippines, on Tuesday, Dec 16, 2025, at 12:30 am (Manila time)

Published: 15 December 2025
Categories: Global Earthquake Activity

RSS feed source: Volcano Discovery.com

Date and TimeMag
DepthDistanceLocationDetailsMap Dec 15, 10:57 pm (Manila)

4.2

52 km58 km (36 mi) to the NE Philippine Sea, 58 km south of Mati, Philippines  I FELT IT InfoDec 15, 12:30 pm (GMT +8)

4.5

111 km17 km (10.3 mi) to the N Philippine Sea, 37 km southeast of Malita, Davao Occidental, Davao, Philippines  I FELT IT InfoDec 14, 12:34 am (Makassar)

4.5

99 km90 km (56 mi) to the SE Philippine Sea, 116 km east of Sarangani Island, Philippines  I FELT IT InfoDec 12, 02:40 pm (GMT +8)

4.4

85 km74 km (46 mi) to the SE Philippine Sea, 116 km southeast of Malita, Davao Occidental, Davao, Philippines  I FELT IT InfoNov 28, 11:28 pm (GMT +8)

4.5

153 km60 km (37 mi) to the SE Philippine Sea, 71 km east of Caburan, Davao Occidental, Davao, Philippines 2 reportsInfoOct 10, 09:43 am (Manila)

7.4

58 km161 km (100 mi) to the NE Philippine Sea, 24 km east of Manay, Philippines 455 reportsInfoJun 28, 07:07 am (GMT +8)

6.1

102 km97 km (60 mi) to the S Philippine Sea, 71 km east of Sarangani Island, Philippines 56 reportsInfoJul 11, 2024 10:13 am (GMT +8)

7.1

640 km300 km (186 mi) to the W Celebes Sea, Soccsksargen, 137 km southeast of Basilan Island, Philippines 54 reportsInfoDec 2, 2023 10:37 pm (Manila)

7.6

40 km275 km (171 mi) to the N Philippine Sea, 36 km north of Bislig, Philippines 565 reportsInfoOct 4, 2023 07:21 pm (GMT +8)

6.4

113 km92 km (57 mi) to the S Philippine Sea, 64 km east of Sarangani Island, Philippines 131 reportsInfoAug 11, 2021 05:46 pm (GMT +0)

7.0

63 km103 km (64 mi)

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