Extension Tracker

MyShake Earthquake Alerts

10,000 users Rated 5.00 from 1 rating Last updated 30 Sep 2026

By UC Berkeley Seismological Laboratory Live in the Chrome Web Store lpkednlaigfphdigcgpbkoenklfdggkj Search Google ↗ Last checked 10 Nov 2026, 08:18 UTC

The listing

What the Chrome Web Store shows, as of the last check

Get earthquake early warning alerts in California, Oregon and Washington through the MyShake Browser Extension.Summary from the listing
Developer
UC Berkeley Seismological Laboratory
Enhanced Safe Browsing
Trusted. What this means →
Category
Lifestyle › News & Weather
First published
1 Jul 2024
Last updated
30 Sep 2026
Version
1.1.22
Size
1.89 MiB
Minimum Chrome
88
Languages
2 languages

English, español

Privacy policy
https://myshake.berkeley.edu/privacy-policy.html
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
9.8K10K10.2KTracking began 27 Sep 202627 Sep4 Oct11 Oct18 Oct25 Oct1 Nov8 Nov2026-09-27: 10,000 users2026-09-30: 10,000 users2026-10-01: 10,000 users2026-10-08: 10,000 users2026-10-15: 10,000 users2026-10-21: 10,000 users2026-10-27: 10,000 users2026-11-03: 10,000 users2026-11-10: 10,000 users2026-10-01: new version10,0009.8K10K10.2KTracking began27 Sep18 Oct8 Nov2026-09-27: 10,000 users2026-09-30: 10,000 users2026-10-01: 10,000 users2026-10-08: 10,000 users2026-10-15: 10,000 users2026-10-21: 10,000 users2026-10-27: 10,000 users2026-11-03: 10,000 users2026-11-10: 10,000 users2026-10-01: new version10K
Average rating
4.804.905.0027 Sep11 Oct25 Oct8 Nov5.004.804.905.0027 Sep18 Oct8 Nov5.00
Number of ratings
127 Sep11 Oct25 Oct8 Nov1127 Sep18 Oct8 Nov1
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-11-1010,0005.001
2026-11-0310,0005.001
2026-10-2710,0005.001
2026-10-2110,0005.001
2026-10-1510,0005.001
2026-10-0810,0005.001
2026-10-0110,0005.001
2026-09-3010,0005.001
2026-09-2710,0005.001
Users, 7 days
No change
since a week ago
Users, 30 days
No change
+0.0%
Rank
#5,041
by users, of 292,130 extensions
In its category
#26
of 1,712 in News & Weather

What changed

Every change found on a check, newest first

  1. New version 1.1.22, replacing 1.1.20.

Developer history

Moves to another publisher account and new contact emails, newest first

No move to another account and no new contact email since tracking began on 27 Sep 2026.

We know contact emails only by a keyed hash, so they're never shown. Recent account and contact changes →

What it can access

From the extension's manifest, in plain language

Sites
  • *://*.myshakeapp.org/*myshakeapp.org and its subdomains
Browser features
  • alarmsRun tasks on a schedule
  • backgroundKeep running in the background
  • geolocationDetect your location
  • notificationsShow notifications
  • offscreenOpen a hidden page for background work
  • storageSave settings and data in your browser

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 10 Nov 2026, 08:18 UTC; next check around 17 Nov 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “MyShake Earthquake Alerts” (lpkednlaigfphdigcgpbkoenklfdggkj). Chrome Web Store data, last checked 2026-11-10. https://extensiontracker.com/extension/lpkednlaigfphdigcgpbkoenklfdggkj. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_lpkednlaigfphdigcgpbkoenklfdggkj,
  title   = {MyShake Earthquake Alerts (lpkednlaigfphdigcgpbkoenklfdggkj)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-10},
  url     = {https://extensiontracker.com/extension/lpkednlaigfphdigcgpbkoenklfdggkj},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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