USA, Wayzata 55391 · 2022-11-04 · from the WORLDHUMMAP archive
Vibration-type noise that sounds like a far away jet engine or freeway traffic. No one else in my family can hear it and I have experienced this in two different houses (had hoped our current house which is farther from freeways and airports would result in some improvement in this noise).
What they reported
First noticed: 2014
Pitch: 200 hertz (was downloading sine wave as best fit)
Loudest: During the night
Where: Indoors
Symptoms: Sense of vibration
It sounds like a large truck idling - the noise rises and falls cyclically I was always sure the sound was real because I could feel the wood floor boards vibrating, as well as hearing the s…
the accounts read alike, found by meaning rather than by shared details
It is a low frequency sound like a fan going in the distance or a diesel engine iddling. I only hear it indoors. I cannot hear the noise outside and I have turned off electrical supply, wat…
the accounts read alike, found by meaning rather than by shared details
It is a low-frequency humming noise that has no explanation or source. I hear it mostly at night and inside my home. The noise is similar to a train or a diesel truck engine idling and the…
the accounts read alike, found by meaning rather than by shared details
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This is a Hum report from Dr Glen MacPherson's World Hum Map, an open, worldwide record of people who hear an unexplained low-frequency hum. Reproduced with permission and with thanks; the project is at thehum.info. We remove anything on request. Location shown is approximate.
Anomaly