Figure 2From: Assessing the hazard from geomagnetically induced currents to the entire high-voltage power network in SpainGeomagnetically induced currents during the magnetic storm on 29 to 31 October 2003 (Halloween storm). The GICs were calculated in the neutral point of the only transformer at the Manzanares substation (node 156 in Figure 1, southern half of Spain).Back to article page