2.1

M2.1 Earthquake 3 km WSW of Guánica, Puerto Rico — March 4, 2026

2026-03-04 23:48:57 UTC (2026-03-04) · approx. 7:48 PM UTC-4 local

MagnitudeM2.1(md)
Time23:48 UTC≈ 7:48 PM UTC-4
Depth9.7 kmshallow crustal
Coordinates17.956°, -66.936°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 17.96°, -66.94°

Earthquake Details

Magnitude
2.1 md
Depth
9.7 km
shallow crustal
Location
17.9563°N
-66.9358°E

Technical Information

Event ID
pr71509058
Event Type
earthquake
Status
✓ Reviewed
Significance
68
Stations Used
10
Azimuthal Gap
204.0°
Min Station Distance
0.057°
RMS Residual
0.17 sec
Last Updated
2026-03-05 00:10:13 UTC

Nearby Earthquakes (Last 7 Days)

2.6
12 km S of Guánica, Puerto Rico
57 min ago · 11.8 km deep
3.1
43 km NW of San Antonio, Puerto Rico
14 hours ago · 5.0 km deep
3.4
120 km NNE of Vieques, Puerto Rico
15 hours ago · 45.6 km deep
3.3
82 km NW of San Antonio, Puerto Rico
21 hours ago · 19.9 km deep
2.5
11 km SSE of Maria Antonia, Puerto Rico
1 day ago · 10.2 km deep
3.4
116 km N of Charlotte Amalie, U.S. Virgin Islands
1 day ago · 14.8 km deep
3.3
42 km S of Boca de Yuma, Dominican Republic
1 day ago · 66.4 km deep
3.2
62 km NW of San Antonio, Puerto Rico
1 day ago · 17.2 km deep
3.7
83 km NE of Punta Cana, Dominican Republic
1 day ago · 71.0 km deep
3.7
130 km N of Charlotte Amalie, U.S. Virgin Islands
1 day ago · 11.0 km deep

Actions

View on USGSDid You Feel It?

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: pr71509058). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, March 4, 2026). M2.1 Earthquake 3 km WSW of Guánica, Puerto Rico — March 4, 2026. Retrieved March 5, 2026 from https://www.earthquaketracker.org/earthquakes/event/pr71509058/