An open record of things people cannot explain

Mukilteo, WA · 2021-02-06 · from the WORLDHUMMAP archive

A low hum in Mukilteo, WA

Low frequency, as in diesel engine in a small cargo ship, similar to https://www.youtube.com/watch?v=sNND8lT8qvA (The link is the engine room - what I hear a similar sound "far" from the engine, where you can still listen the engine sound in the distance, with dampening added to it). Good questions, but I do not think the hum I listen to is coming from me. My wife sometimes also listen to the hum, but not my kids.

What they reported

First noticed: 2005

Pitch: 20-30Hz

Loudest: During the night

Where: Indoors

Symptoms: Sense of vibration, Anxiety, A never ending annoyance

Changes with weather: No.

What stood out: a low hum

 

Others who described something like this

2019-07-10

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

2019-02-05

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

2019-02-22

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

2018-10-06

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

2019-03-26

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

2019-11-06

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

2020-08-22

A very low frequency oscillating sound like a constant running large diesel engine in the distance. I have looked into this topic online, as well as trying to figure out what could be causin

the accounts read alike, found by meaning rather than by shared details

2019-05-21

A low hum with a specific pattern of long and short hums. Hear it mainly out of my right ear. It's not always constant. Some days I don't hear it at all and other times it's very loud (to me

the accounts read alike, found by meaning rather than by shared details

2021-06-01

Low frequency undulating sound like a truck or engine working in the distance. I have done work to eliminate possible sources (for instance the buildings pumps etc). Including talking to aut

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.