A rari midwestern terremot Istati Uniti ġiet skoperta minn parteċipant QCN fl-Illinois. The quake was of magnitude 3.8 u kien 45 mil fil-majjistral ta 'Chicago, Illinois. Il-terremot kien biss wieħed mit-tliet misjuba fil-punent nofsani ta 'fuq fil-passat 21 snin. The QCN participant was using an external JoyWarrior USB sensor – you can see the plot of the QCN-detected quake activity here.

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