RSA Witbank 1035 · 2019-07-23 · from the WORLDHUMMAP archive
A low hum in RSA Witbank 1035
Low pitched continuous hum I often sleep with earplugs which help me to exclude the sound early evening.
The hum is loudest around 2 am.
Imagine that it will mimic the sound of huge boulders rolling and grinding. I mentioned to a friend that I think I can hear the earth rotating.
Low frequency droning noise which has a vibration to it Yes - where do I think the source is? There is a Mushroom factory 2km up the road, the have a cooling plant an extractor fans that run…
Low-frequency drone. Loudest at night, but present throughout the day. Keeps me awake at night and causes ear pain. I wear hearing aids with loss of hearing in the lower range. Seems to be w…
Low pitched hum like idling large diesel engine but very smooth. Can shift to a slightly higher pitch momentarily and I can conciously bring this about by a very slight body movement. It can…
a low frequency droning sound that sounds like a deep continuous and constant truck engine heard idling through wooden walls from a distance. when I shake my head side to side(indian wobbl…
both described a low hum · on the other side of the country
Sounds like a distant engine, a low frequency sine sound wave. It is not constant, however. It comes and goes. But it does not sound like it comes from outside, because it is more like a vib…
both described a low hum · on the other side of the country
It is a low frequency noise, it isn't continuous and it is irregulary. It is a noise as a water pump in action producing vibration. I can't hear it every day, but the strange thing is that I…
both described a low hum · on the other side of the country
A deep, droning sounds, pulsating. Similar to the sound of a bass or an idling engine. I usually sleep with wax earplugs to reduce noise disturbance. However, when the Hum occurs, I hear the…
the accounts read alike, found by meaning rather than by shared details
It is a low continuous hum that I began hearing once I moved from Seattle to Omaha. I hear it strictly in my bedroom. I hear it with earplugs on and with headphones on. I am very sensitive t…
the accounts read alike, found by meaning rather than by shared details
a very low frequency hum in two different specific frequencies. The hum switches back and forth between the two frequencies intermittently. When the environment I'm in has other noises 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