Original: High voltage electric power transmission lines: 110 kV RMS and up (1150 kV RMS was the record as of 2005) Lightning: Varies greatly, often around 100 MV.
Simplified: High voltage electric power transmission lines: 110 kV RMS and up (1150 kV RMS is the record as of 2005) Lightning: Varies greatly, often around 100 MV.