Recent Earthquake Teachable Moments

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September 19, 2017 (18:14:39 UTC)

Quake Location

Magnitude 7.1 Mexico

A magnitude 7.1 earthquake has occurred 120 km SE of Mexico City collapsing buildings, homes, and bridges across hundreds of miles. Nearly 140 people had been reported killed across the country, but that figure was expected to climb as rescue and recovery proceeds.

Teachable Moment Presentation

12 slide Powerpoint presentation/animation (zipped ppt 10.3 MB / pdf 1.11 MB)

En Español

Presentación en Español (zipped ppt 12.2 MB / pdf 1.27 MB)

Additional Resources

USGS Event Page

IRIS Data Management Center (DMC) Pages


September 8, 2017 (04:49:21 UTC)

Quake Location

Magnitude 8.1 Offshore Mexico

A magnitude 8.1 earthquake has occurred offshore Mexico.  It was felt as far away as Mexico City and Guatemala City.  This occurred as heavy rains from Hurricane Katia were approaching from the east.  There are early reports of 32 deaths from this earthquake, with homes, schools and hospitals damaged.

Teachable Moment Presentation

12 slide Powerpoint presentation/animation (zipped ppt 13.9 MB / pdf 1.61 MB)

En Español

Presentación en Español (zipped ppt 14.7 MB / pdf 1.64 MB)

Additional Resources

USGS Event Page

IRIS Data Management Center (DMC) Pages


July 17, 2017 (23:34:14 UTC)

Quake Location

Magnitude 7.7 Russia

A magnitude 7.7 earthquake occurred near the westernmost extension of the Aleutian Island chain. The epicenter was located 688.6 km (427.9 miles) E of Petropavlovsk-Kamchatsky, Russia, at a depth of 11.7 km below Earth’s surface.

Teachable Moment Presentation

8 slide Powerpoint presentation (zipped ppt 2.47 MB / pdf 565 kB)

En Español

Presentación en Español (zipped ppt 2.47 MB / pdf 457 kB)

Additional Resources

USGS Event Page

IRIS Data Management Center (DMC) Pages


January 22, 2017 (04:30:23 UTC)

Quake Location

Magnitude 7.9 Papua New Guinea

A magnitude 7.9 earthquake occurred 40 kilometers (24 miles) west of the town of Panguna, at an intermediate depth (136 km, 84.5 miles) beneath the island of Bougainville, Papua New Guinea. 

Teachable Moment Presentation

9 slide Powerpoint presentation (zipped ppt/animation 14.9 MB / pdf 756 kB)

En Español

Presentación en Español (zipped ppt 15 MB / pdf 856 kB)

IRIS Data Management Center (DMC) Pages


January 10, 2017 (06:13:47 UTC)

Quake Location

Magnitude 7.3 Philippines

A magnitude 7.3 earthquake occurred 188.8 km (117.3 mi) SSE of Tabiauan, Philippines at a depth of 612.7 km (380.7 miles) under the Celebes Sea.

Teachable Moment Presentation

10 slide Powerpoint presentation (zipped ppt 2.94 MB / pdf 915 kB)

En Español

Presentación en Español (zipped ppt 2.93 MB / pdf 803 kB)

IRIS Data Management Center (DMC) Pages


December 25, 2016 (14:22:27 UTC)

Quake Location

Magnitude 7.6 Southern Chile

A magnitude 7.6 earthquake has occurred near the southern tip of Chiloe Island in southern Chile. There are no immediate reports of deaths. There are reports of landslides and some damage to highways.

Teachable Moment Presentation

9 slide Powerpoint presentation (zipped ppt/animation 37.6 MB / pdf 1.16 MB)

En Español

Presentación en Español (zipped ppt 37.6 MB / pdf 1.07 MB)

IRIS Data Management Center (DMC) Pages


December 17, 2016 (10:51:12 UTC)

Quake Location

Magnitude 7.9 Papua New Guinea

A 7.9 magnitude earthquake has occurred east of New Ireland, Papua New Guinea. The earthquake occurred 132.8 km (82.5 mi) east of Kokopo, Papua New Guinea, at a depth of 103.2 km (64 miles). There are no current tsunami warnings in effect.

Teachable Moment Presentation

9 slide Powerpoint presentation (zipped ppt 2.78 MB / pdf 790 kB)

En Español

Presentación en Español (zipped ppt 2.78 MB / pdf 779 kB)

IRIS Data Management Center (DMC) Pages


December 8, 2016 (17:38:47 UTC)

Quake Location

Magnitude 7.7 Solomon Islands

A  7.7 magnitude earthquake struck offshore in the Solomon Islands.  The earthquake occurred less than 30 kilometers off the island of Makira, at a depth of 48.7 km (30.3 miles), and 70 kilometers southwest of the island's city of Kirakira, about 4:38 a.m. local time Friday. There are no current Tsunami warnings in effect.

Teachable Moment Presentation

11 slide Powerpoint presentation (zipped ppt/animation 4.21 MB / pdf 841 kB)

En Español

Presentación en Español (zipped ppt 3.29 MB / pdf 974 kB)

IRIS Data Management Center (DMC) Pages


November 24, 2016 (18:43:48 UTC)

Quake Location

Magnitude 7.0 El Salvador

A magnitude 7.0 earthquake struck off the Pacific coast of Central America Thursday at a depth of 10.3 kilometers (6.4 miles).  Its epicenter was located 149 km (93 miles) south-southwest of Puerto Triunfo in El Salvador.

Teachable Moment Presentation

9 slide Powerpoint presentation (zipped ppt 3.98 MB / pdf 1.22 MB)

En Español

Presentación en Español (zipped ppt 3.98 MB / pdf 1.13 MB)

IRIS Data Management Center (DMC) Pages


November 13, 2016 (11:02:56 UTC)

Quake Location

Magnitude 7.8 New Zealand

A magnitude 7.8 earthquake hit the east coast of New Zealand’s South Island just before midnight local time Sunday, triggering multiple aftershocks and tsunami waves. The earthquake struck about 93 km (58 miles) north of Christchurch at a depth of 23 km (14 miles). Two people are reported dead, and the extent of the property damage is still unknown.

Teachable Moment Presentation

13 slide Powerpoint presentation (zipped ppt/animation 4.75 MB / pdf 1.19 MB)

En Español

Presentación en Español (zipped ppt 4.75 MB / pdf 1.18 MB)

Additional Resources

IRIS DMC Special Event Page

IRIS Data Management Center (DMC) Pages


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