Live Seismic Telemetry • REVIEWED Event

Micro 2.6 Earthquake Near Animas, Puerto Rico

16 days agoFriday, August 28, 2026 at 10:29:38 AM UTC

A micro magnitude 2.6 earthquake struck 5 km N of Animas, Puerto Rico on Friday, August 28, 2026 at 10:29:38 AM UTC. This shallow crustal event (13.6 km depth) released energy equivalent to approximately 112 kg of TNT. Here is the verified PR telemetry, live epicenter map, and ground shaking assessment.

2.6MAG
Micro EarthquakeShallow Crustal Event
Animas, Puerto RicoPuerto Rico(5 km N of)

Seismic Telemetry Specifications

Magnitude

2.6MD

Micro Seismic Class

Focal Depth

13.6km

Crustal Layer

Epicenter

18.491° N, 66.633° W

GPS Coordinates

Energy Yield

112 kg

TNT Equivalent Power

Network Source

PR

USGS Real-time Feed

Epicenter Location & Tectonic Fault Map

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Is This Earthquake Dangerous?

A magnitude 2.6 event is classified as a micro earthquake. Micro-earthquakes are rarely felt by humans and are typically recorded only by sensitive seismometers.

Estimated Shaking Radius< 10 km
Potential Damage ZoneNone
Focal Depth EffectHigh Surface Energy (Crustal)

Estimated Shaking Across Nearby Communities

Animas, Puerto Rico5 km (3.1 mi) S

Felt indoors. Hanging objects swing slightly. Vibration like a passing light truck.

MMI IIIWeak
San Juan55.7 km (34.6 mi) E

Felt by almost no one except under extraordinarily favorable conditions.

MMI IImperceptible

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What Does Magnitude 2.6 Mean?

Earthquake strength is measured on a logarithmic scale. Compare this event with the full seismic scale:

1.0 – 2.9Micro
This Event
3.0 – 3.9Minor
4.0 – 4.9Light
5.0 – 5.9Moderate
6.0 – 6.9Strong
7.0 – 7.9Major
8.0+Great

Logarithmic Energy Multiplier

Because seismic scales are logarithmic, each whole integer increase represents:

10× Ground Motion Amplitude
The seismograph wave amplitude jumps tenfold for every 1.0 magnitude step.
~31.6× Radiated Kinetic Energy
Total energy release multiplies exponentially (101.5 &approx; 31.62 times per unit).

Why Did This Earthquake Happen?

Puerto Rico's seismicity is fundamentally governed by its tectonic setting: Located on the Puerto Rico-Virgin Islands microplate between the North American Plate to the north (Puerto Rico Trench) and Caribbean Plate to the south (Muertos Trough). Major regional fault structures include Puerto Rico Trench, Muertos Trough, Mona Passage Faults, Great Northern Puerto Rico Fault Zone.

Originating at a depth of 13.6 km (Earth's Crust (0–70 km)), this rupture occurred occurred within the brittle upper crust. shallow earthquakes produce the highest peak ground acceleration and the sharpest surface shaking.

Aftershock Outlook & Secondary Tremors

Micro-tremors and minor events of this scale are part of ongoing background tectonic relaxation. While isolated micro-aftershocks may occur, the likelihood of a damaging secondary event remains statistically low under normal seismic conditions.

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Earthquake Safety Action Plan

Complete Safety Guide →
During the Shaking
  • Drop, Cover, and Hold On: Take cover beneath a sturdy table or desk.
  • Stay indoors away from exterior glass windows and heavy unanchored fixtures.
  • If outdoors, move into an open area away from power lines and building facades.
Immediately After
  • Inspect utilities for damaged gas lines, water leaks, or electrical hazards.
  • Expect Aftershocks: Secondary tremors frequently strike after significant events.
  • Avoid damaged structures and listen to official emergency broadcasts.
Preparation & Kits
  • Maintain a 72-hour emergency go-bag with water, food, and first aid.
  • Anchor heavy furniture, water heaters, and appliances to structural studs.
  • Establish a family emergency communication protocol and meeting point.

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