low frequency hum or rumbling Live within 2 miles of Great Lakes shipping channel (Lake Superior/Lake Huron) so thought at first was freighters or possibly jet plane overhead despite sound b…
both described a low hum
United States, Lynnwood Washington · 2022-04-12 · from the WORLDHUMMAP archive
A low droning noise, similar to a UFO overhead in an alien movie My sister pointed out that I seem to hear the noise when there are low-level earthquakes happening nearby. Anytime I tell her that I heard it at a certain time, she’s able to find a local earthquake that was far enough away that it wouldn’t impact us but within the state. She thinks I’m somehow detecting the tectonic plates crashing together.
What they reported
First noticed: 2003
Pitch: 34hz
Loudest: During the night
Where: Indoors
Symptoms: Headache, Insomnia, Sense of vibration, Anxiety
Changes with weather: Not particularly
What stood out: a low hum
low frequency hum or rumbling Live within 2 miles of Great Lakes shipping channel (Lake Superior/Lake Huron) so thought at first was freighters or possibly jet plane overhead despite sound b…
both described a low hum
hum, a mechanical noise, continuous, never-ending, somewhat pulsating, varying intensity, always from south, I hear it inside my closed house (all else quiet) on southern side, I do not hear…
both described a low hum
A Low hum that I can feel vibrating in my ears. An exterior feel around my head and ears. It's a slow pulsating deep hum that vibrates. It is constant and I have realized it is not just in m…
both described a low hum
Low frequency hum, always same frequency, I'd estimate around 50hz (at least my perception). I only hear it at/in my home, if I'm at another location, I don't think I've ever heard of it. …
both described a low hum
Sounds exactly like there is a large truck idling down the street outside. but I can actually feel the noise vibrating and pulsing inside my eardrum. The way it goes in and out mimics the so…
both described a low hum
Distant idling diesel engine, stops when I yawn or if a sound is made I played an audio 'subwoofer test' online at onlinetonegenerator.com and after I stopped when it got too low hertz I too…
both described a low hum
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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.