Earthquake!

QuakeFeed

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地球科學

Are you curious about what causes the earth to shake? Do you know how to stay safe? Join us to learn about earthquake science, safety, and history. Warning: includes many silly jokes and puns ...because learning should be FUN!

5月22日

1960 Valdivia Earthquake – The Largest Ever Recorded

On May 22, 1960 at 3:11 p.m. local time, a magnitude 9.5 earthquake struck the coast of southern Chile. It was the largest earthquake ever recorded and what followed was not a single disaster but a cascade: tsunamis, landslides, flooding, and a volcanic eruption. Please scroll down for timestamps and safety information. 👇 Important message: We want to remove ads from the QuakeFeed app ASAP! We'd love to remove them from our podcast, too. Here's how you can support the work we're doing and keep our servers up and running: 1) Subscribe to QuakeFeed Premium; 2) Rate / review QuakeFeed in the App Store; 3) Rate / review this podcast in Spotify, Apple Podcasts, etc; 4) Subscribe to our free Substack and consider pledging a future paid subscription. 5) Share this with your friends so that we can grow our audience. Thank you 🙏 🫶 ⏱️ Timestamps 00:00 – Introduction 00:18 – Date, magnitude, location 00:35 – Tectonic setting: Peru-Chile Trench 01:13 – Foreshock sequence 01:38 – M9.5 mainshock; fault rupture 01:55 – Earthquake impact in Valdivia 02:11 – Local tsunami 02:36 – Third wave largest and most destructive 02:52 – Ocean-wide tsunami 03:05 – Hawaii tsunami warning 03:24 – Hilo, Hawaii tragedy 03:48 – Landslides; Riñihue Lake 04:29 – Cordón Caulle eruption 04:47 – Learn more + closing thoughts 📚 Learn More 🔗 1960 Valdivia Earthquake (QuakeFeed Substack) https://quakefeed.substack.com/p/the-1960-great-chilean-earthquake 🌊 Tsunami Safety Information 🔗 Know Your Zone https://quakefeed.substack.com/p/know-your-zone 🔗 1964 Good Friday Earthquake (includes tsunami safety info) https://quakefeed.substack.com/p/1964-good-friday-earthquake 🔗 Ready.gov Tsunami Safety Info https://www.ready.gov/tsunamis 📱 Download QuakeFeed for Real-Time Alerts Stay informed – get the QuakeFeed app now: https://apps.apple.com/app/quakefeed-earthquake-alerts/id403037266 Subscribe to QuakeFeed Premium for the full range of features – it's free for 30-days for first-time subscribers. 🌍 Connect with Us Substack: https://quakefeed.substack.com YouTube: https://youtube.com/@QuakeFeed Instagram: https://instagram.com/QuakeFeed Twitter/X: https://twitter.com/QuakeFeed 🙌 Support the Show If you found this episode helpful, please rate, review, and share it. Your support helps others stay informed and prepared. 🎵 Music By Soularflair Bio on FMA: https://freemusicarchive.org/music/Soularflair/bio CC-BY License: https://creativecommons.org/licenses/by/4.0/
5月19日

QuakeFeed v6.6.8, FAQ, & News

Linda and Sequoya give an overview of the new Post ShakeAlert Message Summaries and answer an FAQ regarding tsuami info. Then James and Sequoya tell some jokes because June is just around the corner, so you know what that means… Yes, we're bringing dad jokes back to QuakeFeed in honor of Father's Day! Lastly, we discuss whether or not Linda is an AI or a human being, and the emails that inspired our upcoming YouTube series. Stay tuned for that! Please scroll down and explore the safety resources below. 👇 This podcast is ad-supported because our dream is to remove ads from the QuakeFeed app by the end of 2026. Ads in podcasts are more relevant and less intrusive. If you support the work we're doing and would like to help us keep going, the best way is to subscribe to QuakeFeed Premium. Other things you can do are to rate / review QuakeFeed in the App Store and the Podcast app, and share this with your friends so that we can grow our audience. Thank you 🙏 🫶 ⏱️ Timestamps 00:00 – Intro joke + where have we been?! 01:06 – Review of recent QuakeFeed updates 02:03 – What are Post ShakeAlert Message Summaries? 02:53 – EEW Emergency Alerts in iOS 03:54 – OMG Sequoya glazes Linda?! What is going on here? 04:02 – Back to the Post ShakeAlert Message Summaries 05:13 – Example: Brawley, CA quake on 5/10 06:16 – Some respectful feedback 07:15 – Dad jokes 07:51 – We're bringing dad jokes back for Father's Day! 08:23 – How to send us your best jokes 08:33 – Where's the blue wave?! 09:07 – How tsunami info works in QuakeFeed 09:52 – Our theory about why fewer quakes are being flagged 10:22 – What is alarm fatigue? 11:02 – What kinds of earthquakes cause tsunami? 11:40 – Tsunami safety info 12:04 – What inspired our new YouTube series? 12:45 – Is Linda an AI?! 13:58 – Sequoya is back to roasting Linda 14:36 – Coming soon: QF origin story 14:47 – What's next + closing thoughts 16:04 – Blooper… we're so cute 🥰 📚 Learn More 🔗 How To Enable Emergency Alerts in iOS https://support.apple.com/en-us/102516 🔗 ShakeAlert Educational Resources https://www.shakealert.org/education-and-outreach/educational-resources/ 🔗 Post ShakeAlert Message Summaries https://www.shakealert.org/system-information/post-shakealert-message-summaries/ 🔗 Brawley, CA Post ShakeAlert Message Summary https://earthquake.usgs.gov/earthquakes/eventpage/ci41461608/shake-alert ▶️ How To Use the Earthquake Data Source and Filters (v6.1.0 and higher) https://www.youtube.com/watch?v=a6MWT_HMegM 🌊 Tsunami Safety Information 🔗 USGS: What earthquakes cause tsunami? https://www.usgs.gov/faqs/what-it-about-earthquake-causes-a-tsunami 🔗 Know Your Zone https://quakefeed.substack.com/p/know-your-zone 🔗 1964 Good Friday Earthquake https://quakefeed.substack.com/p/1964-good-friday-earthquake 🔗 2025 Kamchatka Earthquake https://quakefeed.substack.com/p/2025-kamchatka-earthquake 🔗 What Do Those Little Icons Mean? (Substack) https://quakefeed.substack.com/p/quakefeed-v662-what-do-those-little 🎙️ What Do Those Little Icons Mean? (Podcast) https://podcasts.apple.com/us/podcast/quakefeed-6-6-2-what-do-those-little-icons-mean/id1562704664?i=1000741747319 📚 Learn More About Us 🔗 Dear QuakeFeed, Linda... or AI Bot? https://quakefeed.substack.com/p/dear-quakefeed-linda-or-ai-bot 🔗 Why We Put Dad Jokes in QuakeFeed https://quakefeed.substack.com/p/dad-jokes-for-fathers-day 📱 Download QuakeFeed for Real-Time Alerts Stay informed – get the QuakeFeed app now: https://apps.apple.com/app/quakefeed-earthquake-alerts/id403037266 Subscribe to QuakeFeed Premium for the full range of features – it's free for 30-days for first-time subscribers. 🌍 Connect with Us Substack: https://quakefeed.substack.com YouTube: https://youtube.com/@QuakeFeed Instagram: https://instagram.com/QuakeFeed Twitter/X: https://twitter.com/QuakeFeed 🙌 Support the Show If you found this episode helpful, please rate, review, and share it. Your support helps others stay informed and prepared. 🎵 Music By Soularflair Bio on FMA: https://freemusicarchive.org/music/Soularflair/bio CC-BY License: https://creativecommons.org/licenses/by/4.0/
17/12/2025

QuakeFeed 6.6.2: What Do Those Little Icons Mean?

QuakeFeed version 6.6.2 is now available in the App Store. This update contains a new feature that we're excited about because it brings us closer to our goal of making the QuakeFeed community the smartest, most knowledgeable group of earthquake nerds on the planet! Have you ever noticed the small icons in the QuakeFeed earthquake list? Here are some examples: These icons indicate that there are links to additional information about this event on the earthquake details screen. In the episode, we explain what each icon means, and what to do when you see them. ⏱️ Timestamps 00:00 – Intro 00:21 – Humor to lower stress 00:46 – Our idealistic vision 01:02 – A chance to learn 01:35 – Combating fake AI bullsh*t 02:17 – Blue wave = tsunami info 03:15 – Bar chart = PAGER 04:14 – Binoculars = Aftershock Forecast 05:23 – Bookmark = Substack articles 06:24 – Purple microphone = Podcast episodes 06:57 – Gray W = Wikipedia article 07:20 – Closing 📚 Learn More What do all those little icons mean? (QuakeFeed Substack, December 2025) https://quakefeed.substack.com/p/what-do-all-those-little-icons-mean M7.6 Aomori Prefecture Earthquake (QuakeFeed Substack, December 2025) https://quakefeed.substack.com/p/m76-earthquake-strikes-off-japans Seven Steps to Earthquake Safety (Earthquake Country Alliance) https://www.earthquakecountry.org/sevensteps/ Why We Put Dad Jokes in QuakeFeed (QuakeFeed Substack, June 2025) https://quakefeed.substack.com/p/dad-jokes-for-fathers-day 📱 Download QuakeFeed for Real-Time Alerts Stay informed – get the QuakeFeed app now: https://apps.apple.com/app/quakefeed-earthquake-alerts/id403037266 Subscribe to QuakeFeed Premium for the full range of features – it's free for 30-days for first-time subscribers. We also support Family Sharing, so you can share your subscription with 5 family members. Learn more: https://support.apple.com/en-us/105062 🌍 Connect with Us Substack: https://quakefeed.substack.com YouTube: https://youtube.com/@QuakeFeed Instagram: https://instagram.com/QuakeFeed Twitter/X: https://twitter.com/QuakeFeed 🙌 Support the Show If you found this episode helpful, please rate, review, and share it. Your support helps others stay informed and prepared. 🎵 Music By Soularflair Bio on FMA: https://freemusicarchive.org/music/Soularflair/bio CC-BY License: https://creativecommons.org/licenses/by/4.0/
23/11/2025

6.5.8 Update + Happy Thanksgiving!

Join Linda and Sequoya as they introduce QuakeFeed v6.5.8, a bug fix update that brings back a fan favorite: Dad Jokes! For a limited time, we've replaced the ads in the earthquake list with holiday-themed humor. Earthquakes are serious – it's true – but your earthquake app doesn't have to feel bah humbug all the time. And you never know when a terrible pun might come to your rescue at a family gathering. Not a dad joke fan? (cough Scrooge! cough) QuakeFeed Premium subscribers can turn them off and enjoy a completely joke-free experience. Download QuakeFeed from the iOS App Store to track earthquakes, wildfires, and volcanoes – now with a side of family humor. ⏱️ Timestamps 00:00 – Welcome 00:23 – What's New in v6.5.8 01:01 – A Coarse Joke 01:15 – A Cute Joke 01:37 – A Gross Joke 01:44 – For the Scrooges 02:07 – Closing + Oops! 📚 Learn More Why We Put Dad Jokes in QuakeFeed (QuakeFeed Substack, June 2025) https://quakefeed.substack.com/p/dad-jokes-for-fathers-day 📱 Download QuakeFeed for Real-Time Alerts Stay informed – get the QuakeFeed app now: https://apps.apple.com/app/quakefeed-earthquake-alerts/id403037266 Subscribe to QuakeFeed Premium for the full range of features – it's free for 30-days for first-time subscribers. We support Family Sharing, so you can share your subscription with 5 family members. Learn more: https://support.apple.com/en-us/105062 🌍 Connect with Us Substack: https://quakefeed.substack.com YouTube: https://youtube.com/@QuakeFeed Instagram: https://instagram.com/QuakeFeed Twitter/X: https://twitter.com/QuakeFeed 🙌 Support the Show If you found this episode helpful, please rate, review, and share it. Your support helps others stay informed and prepared. 🎵 Music By Soularflair Bio on FMA: https://freemusicarchive.org/music/Soularflair/bio CC-BY License: https://creativecommons.org/licenses/by/4.0/
02/11/2025

QuakeFeed Status Update + How to Help Hurricane Melissa Recovery

In this episode, we begin with Hurricane Melissa, which made landfall in Jamaica on October 28th as a Category 5 storm and then tore a path of destruction through the Caribbean. If you would like to help support disaster response and recover, please visit Charity Navigator. There you can find highly rated organizations that are helping those impacted by Hurricane Melissa. Then we continue with a QuakeFeed status update. We share our plan and timeline for the next few QuakeFed app updates – including how and when we plan to support iOS 26. We also talk about new content we creating, such as the On This Day in Earthquake History series. We close with a few words about why we think learning about historical earthquake events is important and helpful. ⏱️ Timestamps 00:00 - Welcome & Episode Overview 00:15 – Hurricane Melissa Timeline 00:45 – Melissa's Impact 01:25 – How to Support Melissa Recovery 01:49 – SK Calls Linda Rusty & Robotic 02:18 – What We've Been Working On 02:46 – Plan & Timeline for QuakeFeed Updates 04:03 – Cringey Joke 04:28 – New Help Docs & OTD EQ Series Content 05:09 – Why Learning About Historical EQ is Important 06:21 - Closing 🌀 How to Help Hurricane Melissa Recovery Discover highly rated charities providing relief and recovery to those impacted by Hurricane Melissa on Charity Navigator. https://www.charitynavigator.org/discover-charities/where-to-give/hurricane-melissa-2025/ 📚 Learn More About Hurricane Melissa 🔗 QuakeFeed Substack: Hurricane Melissa https://quakefeed.substack.com/p/hurricane-melissa-makes-landfall 🔗 Wikipedia: Hurricane Melissa https://en.wikipedia.org/wiki/Hurricane_Melissa 🔗 NOAA National Hurricane Center https://www.nhc.noaa.gov/ ▶️ Learn More About iOS 26 and Liquid Glass https://www.youtube.com/watch?v=jGztGfRujSE 📱 Download QuakeFeed for Real-Time Alerts Stay informed – get the QuakeFeed app now: https://apps.apple.com/app/quakefeed-earthquake-alerts/id403037266 Want to also view Hurricanes on the QuakeFeed map? Subscribe to QuakeFeed Premium for the full range of features – it's free for 30-days for first-time subscribers. 🌍 Connect with Us Substack: https://quakefeed.substack.com YouTube: https://youtube.com/@QuakeFeed Instagram: https://instagram.com/QuakeFeed Twitter/X: https://twitter.com/QuakeFeed 🙌 Support the Show If you found this episode helpful, please rate, review, and share it. Your support helps others stay informed and prepared. 🎵 Music By Soularflair Bio on FMA: https://freemusicarchive.org/music/Soularflair/bio CC-BY License: https://creativecommons.org/licenses/by/4.0/
11/08/2025

2025 Kamchatka Peninsula Earthquake

On July 30, 2025, at 11:24 a.m. local time, a magnitude 8.8 earthquake struck off the east coast of Russia's Kamchatka Peninsula, generating a Pacific-wide tsunami. Although this powerful earthquake was tied as the sixth strongest ever recorded by seismometers, the tsunami was weaker than initially feared, and the impact in terms of loss of life was minimal. In this episode, we examine how effective planning and warning systems helped minimize casualties. We also debunk a myth about a "parade of erupting volcanoes" and share essential tsunami safety information – all while doing our best to pronounce some beautifully complicated place names. ⏱️ Timestamps 00:00 – Welcome message 00:15 – 2025 Kamchatka Peninsula earthquake 00:33 – Kuril-Kamchatka Trench 00:40 – Shaking intensity & impact 01:00 – Pacific-wide tsunami 01:22 – Tsunami less destructive than feared 01:56 – Lessons from 1952 earthquake 02:24 – Relocation of Severo-Kurilsk 02:37 – Planning + warnings helped save lives 02:48 – Parade of erupting volcanoes? 03:10 – Krasheninnikov eruption 03:22 – Four ongoing eruptions 03:31 – Multiple eruptions not unusual for Kamchatka 04:00 – Subduction zone earthquakes can trigger eruptions 04:33 – Tsunami safety information 05:06 – Natural warning signs 05:45 – 2004 Indian Ocean tsunami: Tilly Smith story 06:51 – Preparedness + education saves lives 06:59 – Our "why" 07:05 – More tsunami safety tips 07:44 – Closing message 📚 Learn More 🔗 QuakeFeed Substack: 2025 Kamchatka Peninsula Earthquake https://quakefeed.substack.com/p/2025-kamchatka-earthquake 🔗 Cal OES: Tsunami Preparedness https://www.caloes.ca.gov/office-of-the-director/operations/planning-preparedness-prevention/seismic-hazards/tsunami-preparedness/ 🔗 NOAA / NWS: Tsunami Safety https://www.weather.gov/media/owlie/TsunamiSafety-OnePager-02-28-2019.pdf 📱 Download QuakeFeed for Real-Time Alerts Stay informed – get the QuakeFeed app now: https://apps.apple.com/app/quakefeed-earthquake-alerts/id403037266 Want to view the 2025 Kamchatka Peninsula Earthquake on an interactive map that shows the MMI Contours and the Erupting Volcanoes? Subscribe to QuakeFeed Premium for the full range of features – it's free for 30-days for first-time subscribers. 🌍 Connect with Us Substack: https://quakefeed.substack.com YouTube: https://youtube.com/@QuakeFeed Instagram: https://instagram.com/QuakeFeed Twitter/X: https://twitter.com/QuakeFeed 🙌 Support the Show If you found this episode helpful, please rate, review, and share it. Your support helps others stay informed and prepared. 🎵 Music By Soularflair Bio on FMA: https://freemusicarchive.org/music/Soularflair/bio CC-BY License: https://creativecommons.org/licenses/by/4.0/
06/08/2025

QuakeFeed v6.5.7 Update

QuakeFeed v6.5.7 available now in the App Store. We fixed a bug in the Filter by Alert Settings feature. This episode gives a quick overview of this feature and how to adjust data source and filter settings in QuakeFeed. Links to "how to" videos also included below. Big thank you to the member of the QuakeFeed community who brought this bug to our attention! ⏱️ Timestamps 00:00 – QuakeFeed v6.5.7 00:32 – Filter by Alerts 00:59 – Step-by-step Instructions 01:36 – Data Source and Filters 01:47 – Alert Settings 02:20 – How to Send Support Request 📚 Learn More ▶️ How To Use the Earthquake Data Source and Filters (v6.1.0 and higher) https://www.youtube.com/watch?v=a6MWT_HMegM ▶️ How To Set-up Regional Alerts (v6.0.0 and higher) https://www.youtube.com/watch?v=IBW2_i6JUD8 ▶️ How To Set-up Nearby Alerts (v6.0.0 and higher) https://www.youtube.com/watch?v=EE6XSW_9NC0 📱 Download QuakeFeed for Real-Time Alerts Stay informed – get the QuakeFeed app now: https://apps.apple.com/app/quakefeed-earthquake-alerts/id403037266 Subscribe to QuakeFeed Premium for the full range of features – it's free for 30-days for first-time subscribers. 🌍 Connect with Us Substack: https://quakefeed.substack.com YouTube: https://youtube.com/@QuakeFeed Instagram: https://instagram.com/QuakeFeed Twitter/X: https://twitter.com/QuakeFeed 🙌 Support the Show If you found this episode helpful, please rate, review, and share it. Your support helps others stay informed and prepared. 🎵 Music By Soularflair Bio on FMA: https://freemusicarchive.org/music/Soularflair/bio CC-BY License: https://creativecommons.org/licenses/by/4.0/
21/07/2025

1976 Tangshan Earthquake

On July 28, 1976, at 3:42 AM, a magnitude 7.5 earthquake struck the sleeping city of Tangshan, China. The official death toll was 242,469, making it the deadliest earthquake since modern seismic recording began. Why was this earthquake so deadly? Learn about six factors that came together to create a worst case scenario. ⏱️ Timestamps INTRODUCTION 00:00 – Welcome 00:18 – Topic Introduction 1976 EARTHQUAKE FACTS 00:35 –Tangshan in 1976 00:58 –Date, time, magnitude 01:21 – Deaths and Damage WHY WAS THIS EARTHQUAKE SO DEADLY? 01:49 – Early morning; people were sleeping 02:20 – What is a survivable void? 02:56 – Shallow earthquake in urban area 03:18 – MMI X and XI shaking intensity 03:47 – Seismic hazard underestimated 04:07 – Unreinforced masonry buildings 04:35 – Sedimentary soils 05:07 – Liquefaction 05:23 – Damage hampered rescue operations 05:54 – Medical infrastructure destroyed 06:06 – Political turmoil 06:22 – International assistance declined TURNING POINT IN SEISMIC SAFETY 06:55 – National seismic code in 1978 07:11 – Tangshan's reconstruction 07:27 – Tangshan today CLOSING 07:39 – Tangshan earthquake memorial 08:37 – Closing Message 📚 Learn More 🔗 QuakeFeed Substack: 1976 Tangshan Earthquake https://quakefeed.substack.com/p/1976-tangshan-earthquake 🔗 Wikipedia: 1976 Tangshan Earthquake https://en.wikipedia.org/wiki/1976_Tangshan_earthquake ▶️ Original B/W Footage of the Aftermath of the 1976 Tangshan Earthquake https://www.youtube.com/watch?v=PGom7kU7b7A 📱 Download QuakeFeed for Real-Time Alerts Stay informed – get the QuakeFeed app now: https://apps.apple.com/app/quakefeed-earthquake-alerts/id403037266 Want to view the 1976 Tangshan Earthquake on an interactive map that shows the epicenter and shaking intensity? Subscribe to QuakeFeed Premium for the full range of features – including Historical Earthquakes. It's free for 30-days for first-time subscribers. 🌍 Connect with Us Substack: https://quakefeed.substack.com YouTube: https://youtube.com/@QuakeFeed Instagram: https://instagram.com/QuakeFeed Twitter/X: https://twitter.com/QuakeFeed 🙌 Support the Show If you found this episode helpful, please rate, review, and share it. Your support helps others stay informed and prepared. 🎵 Music By Soularflair Bio on FMA: https://freemusicarchive.org/music/Soularflair/bio CC-BY License: https://creativecommons.org/licenses/by/4.0/

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Trailer: Earthquake!

Coming soon, a new podcast about earthquake science and safety. Are you curious about what causes the earth to shake? Do you know how to stay safe when it does? Join us to learn the answers to these questions and more. We'll also share interesting stories about historical earthquakes and discuss notable quakes that happened recently.

Are you curious about what causes the earth to shake? Do you know how to stay safe? Join us to learn about earthquake science, safety, and history. Warning: includes many silly jokes and puns ...because learning should be FUN!

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QuakeFeed
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2021年 - 2026年
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Earthquake!