The answer to 'electrical meter buzzing noise' is that a buzzing or humming sound coming from your electrical meter is typically caused by a loose or malfunctioning meter, voltage fluctuations, or an issue with the wiring. This can indicate a problem with your electrical system that requires professional attention.
A buzzing meter is often a sign of an electrical issue that should be addressed promptly to prevent further damage or safety hazards. While some minor troubleshooting can be done, it's generally best to call a licensed electrician to diagnose and resolve the problem.