Light mag. 4.2 earthquake - 94 km southwest of Oruro, Bolivia, on Friday, Dec 3, 2021 at 4:39 pm (GMT -4) -
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Light magnitude 4.2 earthquake at 274 km depth
3 Dec 20:44 UTC: First to report: RaspberryShake after 4 minutes.
3 Dec 22:20: Magnitude recalculated from 4.4 to 4.2. Hypocenter depth recalculated from 274.7 to 274.0 km (from 171 to 170 mi). Epicenter location corrected by 58 km (36 mi) towards ENE.
3 Dec 22:20: Magnitude recalculated from 4.4 to 4.2. Hypocenter depth recalculated from 274.7 to 274.0 km (from 171 to 170 mi). Epicenter location corrected by 58 km (36 mi) towards ENE.
Earthquake details
| Date & time | Dec 3, 2021 20:39:43 UTC - |
| Local time at epicenter | Friday, Dec 3, 2021 at 4:39 pm (GMT -4) |
| Status | Confirmed |
| Magnitude | 4.2 |
| Depth | 274.0 km |
| Epicenter latitude / longitude | 18.73°S / 67.56°W  (Oruro, Bolivia) |
| Antipode | 18.73°N / 112.44°E |
| Shaking intensity | Not felt |
| Primary data source | RaspberryShake (RaspberryShake) |
| Nearest volcano | Laguna Jayu Khota (81 km / 50 mi) |
| Nearby towns and cities | 85 km (53 mi) WNW of Challapata (Eduardo Avaroa) (pop: 8,020) | Show on map | Quakes nearby 91 km (56 mi) WSW of Huanuni (Pantaleón Dalence) (pop: 15,500) | Show on map | Quakes nearby 94 km (58 mi) SSW of Oruro (pop: 208,700) | Show on map | Quakes nearby 108 km (67 mi) WSW of Llallagua (Rafael Bustillo, Potosí) (pop: 28,100) | Show on map | Quakes nearby 201 km (125 mi) SW of Quillacollo (Cochabamba) (pop: 87,300) | Show on map | Quakes nearby 210 km (131 mi) SW of Cochabamba (pop: 900,400) | Show on map | Quakes nearby 212 km (132 mi) WNW of Ciudad Potosi (Potosí) (pop: 141,300) | Show on map | Quakes nearby 219 km (136 mi) SW of Sacaba (Cochabamba) (pop: 107,600) | Show on map | Quakes nearby 244 km (152 mi) W of Sucre (Chuquisaca) (pop: 224,800) | Show on map | Quakes nearby 256 km (159 mi) SSE of La Paz (pop: 812,800) | Show on map | Quakes nearby |
| Weather at epicenter at time of quake | Broken Clouds  19.1°C (66 F), humidity: 26%, wind: 2 m/s (4 kts) from NNE |
| Estimated seismic energy released | 1.3 x 1011 joules (35 megawatt hours, equivalent to 30.1 tons of TNT) | about seismic energy |
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.
| Mag. | Depth | Location | Source |
| 4.2 | 274 km | Central Bolivia | RaspberryShake |
| 4.2 | 274 km | Central Bolivia | GFZ |
| 4.2 | 274 km | ORURO, BOLIVIA | EMSC |
| 4.3 | 219 km | Central Bolivia | USP |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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