March 3, 2011 – PUERTO RICO – We see an unusual band of seismic disturbances perturbing the Cocos and the Caribbean plates. This does not mean a quake is likely only seismic tension and pent-up pressures produce favorable conditions for the eruption of a potential quake involving these plates. (Below) Seismographs for Domincian Republic (left) and the Yucatan (right).