2.1

M2.1 Earthquake 5 km WSW of Guánica, Puerto Rico — September 18, 2026

2026-09-18 22:41:35 UTC (2026-09-18) · approx. 6:41 PM UTC-4 local

MagnitudeM2.1(md)
Time22:41 UTC≈ 6:41 PM UTC-4
Depth7.2 kmshallow crustal
Coordinates17.954°, -66.961°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 17.95°, -66.96°

Earthquake Details

Magnitude
2.1 md
Depth
7.2 km
shallow crustal
Location
17.9543°N
-66.9610°E

Technical Information

Event ID
pr71534943
Event Type
earthquake
Status
✓ Reviewed
Significance
70
Stations Used
6
Azimuthal Gap
206.0°
Min Station Distance
0.080°
RMS Residual
0.28 sec
Last Updated
2026-09-28 07:17:14 UTC

Nearby Earthquakes (Last 7 Days)

3.3
24 km ESE of Isabel Segunda, Puerto Rico
4 hours ago · 152.3 km deep
2.6
2 km WNW of Fuig, Puerto Rico
8 hours ago · 9.2 km deep
3.2
77 km ENE of Punta Cana, Dominican Republic
1 day ago · 32.5 km deep
3.4
117 km NE of Cruz Bay, U.S. Virgin Islands
2 days ago · 33.8 km deep
3.3
53 km N of Brenas, Puerto Rico
3 days ago · 26.3 km deep
2.8
1 km W of Fuig, Puerto Rico
3 days ago · 7.6 km deep
3.6
93 km N of Brenas, Puerto Rico
3 days ago · 69.0 km deep
2.6
24 km SSE of Maria Antonia, Puerto Rico
3 days ago · 14.2 km deep
2.9
45 km NNE of Cruz Bay, U.S. Virgin Islands
4 days ago · 13.6 km deep
2.9
25 km WNW of Puerto Real, Puerto Rico
5 days ago · 5.9 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: pr71534943). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 18, 2026). M2.1 Earthquake 5 km WSW of Guánica, Puerto Rico — September 18, 2026. Retrieved September 28, 2026 from https://www.earthquaketracker.org/earthquakes/event/pr71534943/