Uk. Sheffield. S11 9hq · 2020-06-22 · from the WORLDHUMMAP archive
A low rumble. For ages I thought it was from roadworks that happened during the night when they were digging up a nearby road. But then realised the roadworks had stopped but the sound hadn’t. The hum continued during the covid 19 lockdown when there was hardly any traffic on the roads.
What they reported
First noticed: 2019
Pitch: 50 hz
Loudest: During the night
Where: Indoors
Symptoms: Sense of vibration
What stood out: a low humrumbling
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both described a low hum · rumbling · 40 km away
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both described a low hum · rumbling · 101 km away
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both described a low hum · rumbling · 109 km away
low rumbling noise like a big truck idling outside my house Playing the hum s207.mp3 as white noise makes my shoulders drop and my stress decrease. It's the closest to an anti-hum that ther…
both described a low hum · rumbling · 223 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 · rumbling · 172 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.
Anomaly