A low hum or rumbling like a lorry engine idling some way off . This sound has nothing to do with any bodily condition. It is a vibration or pressure wave being transmitted through the air.…
both described a low hum · 23 km away
Stithians, Cornwall · 2018-09-30 · from the WORLDHUMMAP archive
It's more like a very low frequency sound. It feels like a diesel engine sound somewhere far away. Could be like tractor or boat engine. It has its own wave like rthym. I have moved to this area 2 months ago and only noticed the hum last night around midnight. I went online to search because I thought I was going crazy. Nope.
What they reported
First noticed: 2018
Pitch: More like 120 sine wave.
Loudest: Equal night and day
Where: Equal indoors and outdoors
Symptoms: Sense of vibration
Changes with weather: Not quite sure.
What stood out: a low hum
A low hum or rumbling like a lorry engine idling some way off . This sound has nothing to do with any bodily condition. It is a vibration or pressure wave being transmitted through the air.…
both described a low hum · 23 km away
a hum, low frequency buzz (as said before, like an idle truck two streets away) i would like to add, that i have been a victim of this noise for over 10 years and have done my own homework o…
both described a low hum · 125 km away
There is rotation in the hum. The hum is constant with variations of something working. Before I knew this was a world wide problem, I did some investigating. We have water turbines nearby. …
both described a low hum · 90 km away
Distant droning that never stops although is more noticeable at night when everything is quiet. It can only be heard indoors but appears to be happening outside. Sounds like something in the…
both described a low hum · 116 km away
Hum, low drone sound in waves, almost electrical The noise is sometime a huge fraction worse than usual, this evening being one of those cases. It sounds to me like some kind of electrical w…
both described a low hum · 202 km away
Low persistent hum that I only become aware of at night I have tried turning off the electricity thinking it might be something like a fridge but that doesn├»┬┐┬╜t work. I├»┬┐┬╜ve been out …
both described a low hum · 133 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.