2.1

M2.1 Earthquake 4 km SW of Guánica, Puerto Rico — September 16, 2026

2026-09-16 15:36:50 UTC (3 days ago) · approx. 11:36 AM UTC-4 local

MagnitudeM2.1(md)
Time15:36 UTC≈ 11:36 AM UTC-4
Depth11.2 kmshallow crustal
Coordinates17.942°, -66.943°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 17.94°, -66.94°

Earthquake Details

Magnitude
2.1 md
Depth
11.2 km
shallow crustal
Location
17.9415°N
-66.9427°E

Technical Information

Event ID
pr71531928
Event Type
earthquake
Status
✓ Reviewed
Significance
66
Stations Used
6
Azimuthal Gap
219.0°
Min Station Distance
0.069°
RMS Residual
0.19 sec
Last Updated
2026-09-16 15:54:16 UTC

Nearby Earthquakes (Last 7 Days)

3.0
6 km SSE of Ponce, Puerto Rico
7 hours ago · 14.0 km deep
3.0
58 km N of Culebra, Puerto Rico
12 hours ago · 19.9 km deep
3.1
75 km N of Brenas, Puerto Rico
12 hours ago · 10.5 km deep
2.5
3 km WSW of Fuig, Puerto Rico
14 hours ago · 6.9 km deep
2.6
4 km SW of Guánica, Puerto Rico
16 hours ago · 9.5 km deep
3.3
110 km N of Suárez, Puerto Rico
16 hours ago · 21.0 km deep
3.1
12 km SE of Emajagua, Puerto Rico
19 hours ago · 14.7 km deep
2.5
11 km N of Quebradillas, Puerto Rico
21 hours ago · 16.7 km deep
2.8
2 km SW of Fuig, Puerto Rico
22 hours ago · 8.0 km deep
3.4
142 km N of Hatillo, Puerto Rico
1 day ago · 33.1 km deep

Actions

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Location

Puerto Rico
View all Puerto Rico earthquakes

Understanding This Data

Magnitude 2.1 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: pr71531928). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 16, 2026). M2.1 Earthquake 4 km SW of Guánica, Puerto Rico — September 16, 2026. Retrieved September 16, 2026 from https://www.earthquaketracker.org/earthquakes/event/pr71531928/