Light mag. 3.4 earthquake - 18 km northeast of Naga City, Camarines Sur, Bicol, Philippines, on Sunday, Oct 17, 2021 4:18 pm (GMT +8) -

Light mag. 3.4 earthquake - 18 km northeast of Naga City, Camarines Sur, Bicol, Philippines, on Sunday, Oct 17, 2021 4:18 pm (GMT +8)

Light magnitude 3.4 earthquake at 16 km depth

17 Oct 08:19 UTC: First to report: VolcanoDiscovery after 1 minute.
17 Oct 08:35: Now using data updates from PHIVOLCS
18 Oct 06:35: Magnitude recalculated from 2.6 to 3.4. Hypocenter depth recalculated from 15.0 to 16.0 km (from 9.3 to 9.9 mi). Epicenter location corrected by 1.6 km (1 mi) towards NW.
Date & time: Oct 17, 2021 08:18:00 UTC -
Local time at epicenter: Sunday, Oct 17, 2021 4:18 pm (GMT +8)
Magnitude: 3.4
Depth: 16.0 km
Epicenter latitude / longitude: 13.74°N / 123.29°E (Province of Camarines Sur, Bicol, Philippines)
Antipode: 13.74°S / 56.71°W
Nearest volcano: Isarog (15 km / 9 mi)
Nearby towns and cities:
2 km (1 mi) ENE of Manquiring (pop: 3,770) --> See nearby quakes!
9 km (6 mi) SSW of Tinambac (Camarines Sur) (pop: 10,300) --> See nearby quakes!
10 km (6 mi) ENE of Calabanga (Camarines Sur) (pop: 26,800) --> See nearby quakes!
14 km (9 mi) NE of Magarao (Camarines Sur) (pop: 15,200) --> See nearby quakes!
18 km (11 mi) NE of Naga City (pop: 174,900) --> See nearby quakes!
22 km (14 mi) WNW of Goa (Camarines Sur) (pop: 20,900) --> See nearby quakes!
37 km (23 mi) NNW of Iriga City (pop: 94,800) --> See nearby quakes!
38 km (24 mi) NNW of Nabua (pop: 25,700) --> See nearby quakes!
42 km (26 mi) NW of Buhi (Camarines Sur) (pop: 30,100) --> See nearby quakes!
267 km (166 mi) ESE of Manila (National Capital Region) (pop: 1,600,000) --> See nearby quakes!
Weather at epicenter at time of quake:
Moderate Rain 25.8°C (78 F), humidity: 89%, wind: 2 m/s (4 kts) from ENE
Primary data source: PHIVOLCS (Philippine Institute of Volcanology and Seismology)
Estimated released energy: 7.9 x 109 joules (2.21 megawatt hours, equivalent to 1.9 tons of TNT) More info
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
3.416 kmPhilippines: 017 Km N 53° E of Canaman (Camarines Sur)PHIVOLCS

User reports for this quake (10)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Palestina, Camarines Sur, Bicol (9.7 km SSW of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 2-5 s
San Felipe, Naga city (14 km SW of epicenter) [Map] / Light shaking (MMI IV) : The creaking of the ceiling and the shaking of the ground  
Naga City, Camarines Sur, Philippines (16 km SW of epicenter) [Map] / Very weak shaking (MMI II) / 2-5 s : In bed (reported through our app)  
Naga City, Camarines Sur, Bicol (17.4 km SW of epicenter) [Map] / Weak shaking (MMI III) / very short : I can hear our big vase shaking  
Magarao, Camarines Sur, Bicol (13.5 km SW of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 1-2 s : Quick and ground rumbling and shakinh (reported through our app)  
Palestina, Camarines Sur, Bicol (15.1 km SSW of epicenter) [Map] / Very weak shaking (MMI II) : Very weak... lateral movement, not circular  
naga city / Weak shaking (MMI III) / single lateral shake / 2-5 s
NAGA CITY / Weak shaking (MMI III) / rattling, vibrating / very short
Naga city / Weak shaking (MMI III) / horizontal (sideways) swinging / 1-2 s
Pacol Naga City / Weak shaking (MMI III) / rattling, vibrating / 1-2 s : earthquake with rumbling sounds. not the usual earthquake without sound.  
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