Contact | RSS | EN | DE | EL | ES | FR | IT | RU

Light mag. 3.7 earthquake - South Pacific Ocean, 49 km north of Machala, Provincia de El Oro, Ecuador, on Saturday, Mar 18, 2023 at 3:44 pm (GMT -5) -

This quake was likely an aftershock of the 6.8 quake South Pacific Ocean, Provincia del Azuay, 49 km north of Machala, Ecuador, Mar 18, 2023 12:12 pm (GMT -5), which had occurred 4 hours earlier.
Light mag. 3.7 earthquake - South Pacific Ocean, 49 km north of Machala, Provincia de El Oro, Ecuador, on Saturday, Mar 18, 2023 at 3:44 pm (GMT -5) Light mag. 3.7 earthquake - South Pacific Ocean, 49 km north of Machala, Provincia de El Oro, Ecuador, on Saturday, Mar 18, 2023 at 3:44 pm (GMT -5)

Light magnitude 3.7 earthquake at 12 km depth

18 Mar 21:04 UTC: First to report: RaspberryShake after 19 minutes.

Earthquake details

Date & timeMar 18, 2023 20:44:43 UTC -
Local time at epicenterSaturday, Mar 18, 2023 at 3:44 pm (GMT -5)
Depth12.0 km
Epicenter latitude / longitude2.82°S / 79.89°W (South Pacific Ocean, Ecuador)
Antipode2.82°N / 100.11°E
Shaking intensityWeak shaking
Felt1 report
Primary data sourceRaspberryShake (RaspberryShake)
Nearest volcanoLicto (183 km / 114 mi)
Nearby towns and cities13 km (8 mi) NW of Balao (pop: 12,200) | Show on map | Quakes nearby
34 km (21 mi) WSW of Naranjal (pop: 32,000) | Show on map | Quakes nearby
49 km (31 mi) N of Machala (pop: 198,100) | Show on map | Quakes nearby
57 km (35 mi) N of Pasaje (pop: 44,900) | Show on map | Quakes nearby
69 km (43 mi) S of Guayaquil (pop: 1,952,000) | Show on map | Quakes nearby
72 km (45 mi) S of Duran (pop: 167,800) | Show on map | Quakes nearby
99 km (61 mi) W of Cuenca (pop: 277,000) | Show on map | Quakes nearby
326 km (202 mi) SSW of Quito (pop: 1,399,800) | Show on map | Quakes nearby
Weather at epicenter at time of quakeLight Rain 28.1°C (83 F), humidity: 74%, wind: 1 m/s (2 kts) from SW
Estimated seismic energy released2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 tons of TNT) | about seismic energy
Show interactive Map
[smaller] [bigger]

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.
3.712 kmNear Coast of EcuadorRaspberryShake

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Guayaquil / Weak shaking (MMI III) / complex motion difficult to describe / 15-20 s

Earlier earthquakes in the same area

Try our free app!
Volcanoes & Earthquakes - new app for Android
Android | iOS version

Support us - Help us upgrade our services!

We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:
  • Improved multilanguage support
  • Tsunami alerts
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Design upgrade
  • Detailed quake stats
  • Additional seismic data sources
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Sources: VolcanoDiscovery / VolcanoAdventures and other sources as noted.
Use of material: Most text and images on our websites are owned by us. Re-use is generally not permitted without authorization. Contact us for licensing rights.
Volcanoes & Earthquakes
VolcanoDiscovery Home
Volcanoes | Earthquakes | Photos | Volcano News | App
Adventure & Study Travel
Tours to Volcanoes and Volcanic Areas: walking tours, photo tours, study tours
Tours & Dates | FAQ | About us
Get our newsletter!
Company info
Contact | Legal info | Terms & conditions
Follow us
Follow us on facebook Follow us on Instagram Follow us on Twitter Visit our Youtube channel
EN | DE | EL | ES | FR | IT | RU
VolcanoDiscovery GmbH, Germany, Reg. nr.: HRB 103744, EU Tax Id: DE 310 395 322 owned and created by
Dr. Tom Pfeiffer, volcanologist, volcano photographer, tour organizer member of
Volcanological Society
Ecotourism Greece
Insured by R+V
VolcanoDiscovery © 2004- All Rights Reserved | Privacy - cookie settings