Open Science & Tech Polymarket

How many 5.5 or above earthquakes May 25 - May 31?

This market will resolve according to the total number of earthquakes with a magnitude of 5.5 or higher that occur anywhere on Earth between May 25, 2026, 12:00 AM ET, and May 31, 2026, 11:59 PM ET. The resolution source for this market is the United States Geological Survey (USGS) Earthquake Hazards Program, with the minimum magnitude set to 5.5 and the date parameters set to the relevant dates for this market's timeframe (https://earthquake.usgs.gov/earthquakes/search/). If an earthquake of substantial size has occurred within this market's timeframe but not yet appeared on the resolution source, this market may remain open until June 30, 2026, 11:59 PM ET, or until the earthquake in question otherwise appears on the resolution source. If such an earthquake has not appeared on the resolution source by that date, another credible resolution source will be used. This market may not resolve until the timeframe of this market has concluded. If a qualifying earthquake has been recorded on the final day, this market may remain open for 24 hours to allow for revisions to the recorded magnitude. After 24 hours, this market will resolve according to the latest provided data.

$20K Vol. Closes May 31, 2026

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$20.4k Vol.

All outcomes

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$20K Vol.

6

34% market probability

34%
Yes 34% +66 / −34 No 66% +34 / −66

7

26% market probability

26%
Yes 26% +74 / −26 No 74% +26 / −74

5

24% market probability

24%
Yes 24% +76 / −24 No 76% +24 / −76

4

11% market probability

11%
Yes 11% +89 / −11 No 89% +11 / −89

8

11% market probability

11%
Yes 11% +89 / −11 No 89% +11 / −89

>9

10% market probability

10%
Yes 10% +90 / −10 No 90% +10 / −90

9

8% market probability

8%
Yes 8% +92 / −8 No 92% +8 / −92

≤3

1% market probability

1%
Yes 1% +99 / −1 No 99% +1 / −99
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