Recent Earthquake Teachable Moments

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June 17, 2015 (12:51:33 UTC)

Quake Location

Magnitude 7.0 Southern Mid-Atlantic Ridge

A major, magnitude 7.0 earthquake occurred in the Southern Atlantic Ocean.  The earthquake was located about 2750 km (1709 mi) SE of Arraial do Cabo, Brazil.  This shallow earthquake occurred on or near a transform fault forming part of the South American - African Plate boundary.

Teachable Moment Presentation

6 slide Powerpoint presentation (zipped ppt 3.41 MB / pdf 586 kB)

En Español

Presentación en Español (zipped ppt 3.41 MB / pdf  550 kB)

IRIS Data Management Center (DMC) Pages


May 30, 2015 (11:23:02 UTC)

Quake Location

Magnitude 7.8 Bonin Islands, Japan

A major, magnitude 7.8 deep earthquake occurred near the Bonin Islands.  The earthquake was located about 874 km (543 mi) south of Tokyo, Japan and west of the Izu Trench.  This earthquake occurred at a depth of 678 km (421 miles) within the Pacific Plate where it subducts beneath the Philippine Plate.

Teachable Moment Presentation

8 slide Powerpoint presentation (zipped ppt 4.46 MB / pdf 1.05 MB)

En Español

Presentación en Español (zipped ppt 4.27 MB / pdf 1.24 MB)

IRIS Data Management Center (DMC) Pages


May 12, 2015 (07:05:19 UTC)

Quake Location

Magnitude 7.3 Nepal

A magnitude 7.3 earthquake has occurred near Mount Everest. Early reports suggest 32 people have been killed and at least 1,000 were injured in the earthquake. The region is still in recovery from a 7.8 magnitude earthquake that occurred on April 25, killing more than 8,000 people.

Teachable Moment Presentation

11 slide Powerpoint presentation (zipped ppt/animation 3.29 MB / pdf 1.35 MB)

En Español

Presentación en Español (zipped ppt 3.29 MB / pdf 1.28 MB)

IRIS Data Management Center (DMC) Pages


May 7, 2015 (07:10:22 UTC)

Quake Location

Magnitude 7.1 Papua New Guinea

A major magnitude 7.1 earthquake hit off the western coast of Bougainville Island on Thursday, approximately 144 km (89 mi) southwest of Panguna. There were no immediate reports of damages or casualties.

Teachable Moment Presentation

7 slide Powerpoint presentation (zipped ppt 1.34 MB / pdf  615 kB)

En Español

Presentación en Español (zipped ppt 1.34 MB / pdf 615 kB)

IRIS Data Management Center (DMC) Pages


May 5, 2015 (01:44:05 UTC)

Quake Location

Magnitude 7.5 Papua New Guinea

A magnitude 7.5 earthquake struck off the eastern coast of Papua New Guinea on Tuesday, approximately 130 km (81 mi) south-southwest of Kokopo at a depth of 42 km (26.1 mi). 

Teachable Moment Presentation

11 slide Powerpoint presentation (zipped ppt/animation 17.2 MB / pdf 1.19 MB)

En Español

Presentación en Español (zipped ppt 17.3 MB / pdf 1.19 MB)

IRIS Data Management Center (DMC) Pages


April 25, 2015 (06:11:26 UTC)

Quake Location

Magnitude 7.8 Nepal

A magnitude 7.8 earthquake occurred 77 km (48 miles) northwest of Kathmandu, the capital city of Nepal that is home to nearly 1.5 million inhabitants.  The earthquake flattened homes, buildings and temples, causing widespread damage across the region and killing more than 1,800 people.

Teachable Moment Presentation

16 slide Powerpoint presentation (zipped ppt 4 MB / pdf 1.95 MB)

En Español

Presentación en Español (zipped ppt 3.96 MB / pdf 2.02 MB)

IRIS Data Management Center (DMC) Pages


March 29, 2015 (23:48:31 UTC)

Quake Location

Magnitude 7.5 Papua New Guinea

A magnitude 7.5 earthquake struck off the eastern coast of Papua New Guinea on Sunday, approximately 54 km (33 miles) southeast of Kokopo. 

Teachable Moment Presentation

9 slide Powerpoint presentation (zipped ppt/animation 13.4 MB / pdf 786 kB)

En Español

Presentación en Español (zipped ppt 13.4 MB / pdf 785 kB)

IRIS Data Management Center (DMC) Pages


February 27, 2015 (13:45:05 UTC)

Quake Location

Magnitude 7.0 Flores Sea

A 7.0 magnitude earthquake shook southern Indonesia, but no major damage or tsunami were expected because of its depth. 

Teachable Moment Presentation

8 slide Powerpoint presentation (zipped ppt 1.56 MB / pdf 661 kB)

En Español

Presentación en Español (zipped ppt 1.56 MB / pdf 758 kB)

IRIS Data Management Center (DMC) Pages


February 13, 2015 (18:59:12 UTC)

Quake Location

Magnitude 7.1 Northern Mid-Atlantic Ridge

A major magnitude 7.1 earthquake occurred on the North America – Eurasia Plate boundary. The epicenter was located ~1170km SE of Greenland in the middle of the North Atlantic Ocean.

Teachable Moment Presentation

10 slide Powerpoint presentation (zipped ppt 4.78 MB / pdf 935 kB)

En Español

Presentación en Español (zipped ppt 4.79 MB / pdf 1.07 MB)

IRIS Data Management Center (DMC) Pages


November 15, 2014 (02:31:40 UTC)

Quake Location

Magnitude 7.1 Molucca Sea

A 7.1 magnitude earthquake occurred 150 kilometers (93 miles) off the coast of Ternate, Indonesia.  The 35 kilometer deep (21.7 miles) earthquake struck at 10:31 a.m. local time.

Teachable Moment Presentation

9 slide Powerpoint presentation (zipped ppt 2.43 MB / pdf 819 kB)

En Español

Presentación en Español (zipped ppt 2.43 MB / pdf 915 kB)

IRIS Data Management Center (DMC) Pages


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