2.8

M2.8 Earthquake 4 km WSW of Guánica, Puerto Rico — September 18, 2026

2026-09-18 18:23:30 UTC (2 hours ago) · approx. 2:23 PM UTC-4 local

MagnitudeM2.8(md)
Time18:23 UTC≈ 2:23 PM UTC-4
Depth7.6 kmshallow crustal
Coordinates17.955°, -66.948°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 17.96°, -66.95°

Earthquake Details

Magnitude
2.8 md
Depth
7.6 km
shallow crustal
Location
17.9553°N
-66.9475°E

Technical Information

Event ID
pr71532538
Event Type
earthquake
Status
✓ Reviewed
Significance
124
Stations Used
24
Azimuthal Gap
180.0°
Min Station Distance
0.041°
RMS Residual
0.20 sec
Last Updated
2026-09-18 19:19:58 UTC

Nearby Earthquakes (Last 7 Days)

3.0
4 km WSW of Guánica, Puerto Rico
1 hour ago · 7.0 km deep
2.7
4 km WSW of Fuig, Puerto Rico
1 hour ago · 6.3 km deep
3.4
5 km WSW of Fuig, Puerto Rico
3 hours ago · 6.0 km deep
2.7
6 km WSW of Guánica, Puerto Rico
3 hours ago · 7.7 km deep
2.6
4 km WSW of Fuig, Puerto Rico
3 hours ago · 7.9 km deep
2.5
3 km WSW of Guánica, Puerto Rico
6 hours ago · 9.2 km deep
2.6
3 km SW of Guánica, Puerto Rico
6 hours ago · 7.9 km deep
2.9
4 km SW of Guánica, Puerto Rico
6 hours ago · 10.0 km deep
2.5
3 km W of Fuig, Puerto Rico
7 hours ago · 7.6 km deep
4.8
5 km SW of Guánica, Puerto Rico
7 hours ago · 7.0 km deep

Actions

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Location

Puerto Rico
View all Puerto Rico earthquakes

Understanding This Data

Magnitude 2.8 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: pr71532538). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 18, 2026). M2.8 Earthquake 4 km WSW of Guánica, Puerto Rico — September 18, 2026. Retrieved September 18, 2026 from https://www.earthquaketracker.org/earthquakes/event/pr71532538/