Police are still appealing for information about anyone who was felling trees near the A40 shortly before a power cut.
A tree fell on power lines near Witney at 11am on Tuesday, blacking out 1,500 homes. The road was shut for six hours.
A man was reportedly seen driving away after cutting down a tree that fell on to the power lines.
Witnesses should call police on 08458 505505 or Crimestoppers on 0800 555111.
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