36251 · 2019-03-13 · from the WORLDHUMMAP archive
Low hum at night with a slight change in frequentcy almost like a large low rpm compressor running very far away. Intermitantly stops or fades away only a few seconds than starts again I have completely killed the power to my house to see if it electrical, rode around my rual area looking for a large mechanical compressor, I have even heard after a hurricane knocked out all power in the entire area few 2 weeks
What they reported
First noticed: 2012
Loudest: During the night
Where: Indoors
Symptoms: Insomnia, Anxiety
Changes with weather: Sometimes not as loud but not consistant with weather changes
What stood out: knockinga low hum
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both described a low hum · knocking
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Every year me and a group of my friends camp in cheaha state park. Year before last, we where sitting outside our tent around the camp fire and it was about 11:00 at night. We where the ONLY…
both described a low hum · 31 km away
It's a very low deep bass hum that vibrates in my left ear. Sound is always the same constant tone and timing. I thought it was and outside machine, but I don't hear it when I go out of the…
both described a low hum · 138 km away
Loud and extremely low bass. Like a truck idling right outside even when I'm home alone. Gives me a headache and gets extremely annoying. I have to sleep on the couch sometimes because it's …
both described a low hum · 171 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