M4.9 Earthquake Near Pundong, Indonesia
A light magnitude 4.9 earthquake struck 156 km S of Pundong, Indonesia at a shallow crustal depth of 20.6 km, releasing seismic energy equivalent to approximately 338 tons of TNT. Tracked live on Earthquake Today, here is the verified USGS telemetry, interactive epicenter map, and ground shaking assessment.
(156 km S of)Seismic Telemetry Specifications
4.9MB
Light Seismic Class
20.6km
Crustal Layer
9.366° S, 110.297° E
GPS Coordinates
338 tons
TNT Equivalent Power
USGS
USGS Real-time Feed
Epicenter Location & Tectonic Fault Map
Is This Earthquake Dangerous?
A magnitude 4.9 event is classified as a light earthquake. Noticeable shaking of indoor objects and rattling doors/windows. Generally causes none to slight non-structural damage in older buildings.
Estimated Shaking Across Nearby Communities
Felt indoors. Hanging objects swing slightly. Vibration like a passing light truck.
Did You Feel This Earthquake?
Help seismologists and community members map real-world ground shaking near Indonesia.
Your immediate response verifies shaking boundaries and helps ground-truth instrumental models.
What Does Magnitude 4.9 Mean?
Earthquake strength is measured on a logarithmic scale. Compare this event with the full seismic scale:
Logarithmic Energy Multiplier
Because seismic scales are logarithmic, each whole integer increase represents:
Why Did This Earthquake Happen?
This archipelago is situated along the Sunda and Philippine megathrust subduction zones within the Pacific Ring of Fire. The Indo-Australian Plate converges northeastward beneath the Eurasian and Sunda plates, producing massive tectonic friction, deep oceanic trenches, and widespread volcanic arcs.
Originating at a depth of 20.6 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
Seismologists note that minor aftershocks remain common in the 24 to 48 hours following tremors of magnitude 4.9. According to statistical seismic models, there is roughly a 5% probability of a subsequent event of equal or greater strength occurring in the same fault zone. Residents in Indonesia are advised to check living spaces for unsecured items.
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Earthquake Safety Action Plan
Complete Safety Guide →- •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.
- •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.
- •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.
Frequently Asked Questions
Common questions and answers about this earthquake.
No. No tsunami warning, watch, or advisory was issued by the Pacific Tsunami Warning Center (PTWC) or the USGS for this M4.9 event. The focal depth (20.6 km) and magnitude did not generate sufficient vertical seafloor displacement to trigger a hazardous tsunami wave.
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