nadra Midwestern tetemeko Marekani alikuwa wanaona na mshiriki QCN katika Illinois. The quake was of magnitude 3.8 na ilikuwa 45 maili kaskazini magharibi ya Chicago, Illinois. tetemeko hilo mara moja tu ya tatu wanaona katika Midwest ghorofani katika kipindi cha 21 miaka. 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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