Abstract The Leipzig-Regensburg fault zone is documented as a band of seismic activity extending northwards from the earthquake swarm region NW-Bohemia/Vogtland at Czech-German border area and intersected by several Hercynian zones. Along zone, there are areas, northernmost which Schöneck Werdau. In this study, we investigate presumably fluid-induced Werdau area. For purpose, apply two methods:...