M4.6 Earthquake – 105 km SSW of Masachapa, Nicaragua
Oct 18, 2026 21:50 UTC (22 days ago)
- Magnitude
- 4.6 (mb)
- Time
- Oct 18, 2026 21:50 UTC
- Depth
- 10.0 km (6.2 mi)
- Epicenter
- 10.900°, -86.869°
- Location
- 105 km SSW of Masachapa, Nicaragua
- Reported by
- USGS, EMSC · USGS event page
Each circle is an earthquake. Bigger and redder = stronger. The ring marks 100 km around the epicenter.
Magnitude<33–44–55–66+AgeLast hourLast 24 hOlder
Other earthquakes within 100 km (last 30 days)
| Mag | Location | When |
|---|---|---|
| 3.2 | 106 km W of Liberia, Costa Rica | 27 h ago Nov 8, 2026 21:32 UTC |
| 3.4 | 30 km SSW of Diriamba, Nicaragua | 44 h ago Nov 8, 2026 04:39 UTC |
| 4.5 | 65 km WSW of Masachapa, Nicaragua | 2 days ago Nov 7, 2026 19:55 UTC |
| 2.7 | 93 km WSW of Rivas, Nicaragua | 5 days ago Nov 4, 2026 13:48 UTC |
| 3.0 | 71 km SW of San Rafael del Sur, Nicaragua | 8 days ago Nov 1, 2026 19:30 UTC |
| 2.6 | 40 km SSW of San Rafael del Sur, Nicaragua | 10 days ago Oct 31, 2026 12:40 UTC |
| 3.3 | 129 km SW of Rivas, Nicaragua | 11 days ago Oct 30, 2026 09:12 UTC |
| 3.0 | 125 km SSW of San Rafael del Sur, Nicaragua | 13 days ago Oct 27, 2026 14:06 UTC |
| 2.7 | 58 km SSW of Rivas, Nicaragua | 13 days ago Oct 27, 2026 13:45 UTC |
| 2.5 | 93 km W of Nicoya, Costa Rica | 14 days ago Oct 27, 2026 08:47 UTC |
Learn more
- The Earthquake Magnitude Scale ExplainedRichter versus moment magnitude, what each level feels like, and how often each size occurs.
- Earthquake Depth Explained: Why It MattersShallow, intermediate and deep earthquakes, why depth changes the shaking, and how reliable the number is.
- What to Do Before, During and After an EarthquakeDrop, Cover and Hold On, what to do in a car or near the coast, and how to handle aftershocks.
Magnitudes and locations come from automatic or reviewed solutions and are often revised in the hours after an earthquake. Email alerts are coming soon; join the waiting list.