Historic Solar Storm Spurs PJM to Extend Geomagnetic Disturbance Warning
by Sonal Patel from POWER Magazine on (#6MR5S)
Grid operator PJM Interconnection has issued a geomagnetic disturbance (GMD) warning after observing persistent geomagnetically induced current (GIC) at multiple stations" late on Friday. PJM initially issued a GMD warning [...]
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