Low frequency, low volume, pulsating hum with vibration. Feels like a machine is boring into the earths crust and causing sound to vibrate out through the ground. If I had to say what it is …
both described a low hum · 49 km away
U.K. Shrewsbury SY5 9HN · 2019-12-23 · from the WORLDHUMMAP archive
Like a distant lorry parked with engine running idle. Or low electrical hum. It’s almost more of a feeling than a sound. When I first noticed it I opened the window to see if it was a car outside. Asked my partner if he could hear it and he couldn’t. It is more of an electrical wave sound. Hope this helps you with your data gathering
What they reported
First noticed: 2019
Pitch: Sine 125 Hertz
Loudest: During the night
Where: Indoors
Symptoms: Sense of vibration
Changes with weather: Not noticed that
What stood out: a low hum
Low frequency, low volume, pulsating hum with vibration. Feels like a machine is boring into the earths crust and causing sound to vibrate out through the ground. If I had to say what it is …
both described a low hum · 49 km away
Low frequency rumbling sounds like it is machinery running in the distance or at first I thought it must be a tumble dryer or similar running in another house. It started about a month ago (…
both described a low hum · 54 km away
Low frequency hum, oscillating and getting louder then quieter in a regular pattern. Only hear it at home and not always there. Louder at night. If I press my ear to the house wall I can hea…
both described a low hum · 78 km away
a low hum like a large distant engine or generator just that I hope one day we have an answer, a few of my friends also experience it so I will let them know of this database and the work be…
both described a low hum · 98 km away
Low frequency, rumbling hum, almost sounds like the noise of a large distant war plane I first noticed this sound when I was about half way through pregnancy with my first (and only) child. …
both described a low hum · 99 km away
very low frequency hum. I had some instances of falling asleep with headphones on with low frequency white noise playing because my new neighbour was harrassing me, and I'd also been listene…
both described a low hum · 101 km away
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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.