# Ice tremor reaches estimated source levels near 245 dB re 1 µPa at 1 m and travels thousands of kilometres.

> Ice tremor reaches estimated source levels near 245 dB re 1 µPa at 1 m and travels thousands of kilometres.

Source: https://mysteriesdept.com/mysteries/noaa-ocean-sounds/evidence/EVD0D9C7E0T3FGG/ice-tremor-reaches-estimated-source-levels-near-245-db-re-1  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Bloop and NOAA's unexplained ocean sounds](https://mysteriesdept.com/mysteries/noaa-ocean-sounds)Evidence

Evidence · Bloop and NOAA's unexplained ocean sounds

# Ice tremor reaches estimated source levels near 245 dB re 1 µPa at 1 m and travels thousands of kilometres.

Ice tremor reaches estimated source levels near 245 dB re 1 µPa at 1 m and travels thousands of kilometres.

Established0

## What it bears on 1 answer

[All of them are natural geophysical or cryogenic sounds (icequakes, grounding icebergs, volcanic eruptions…](https://mysteriesdept.com/mysteries/noaa-ocean-sounds/answers/ANS0D9C7DH635Z3/all-of-them-are-natural-geophysical-or-cryogenic-sounds)

Most likely

FOR

## Cite it

```
Mysteries Department. (2026). Ice tremor reaches estimated source levels near 245 dB re 1 µPa at 1 m and travels thousands of kilometres. [Evidence EVD0D9C7E0T3FGG]. https://mysteriesdept.com/r/EVD0D9C7E0T3FGG
```

Key

**EVD** 0D9C7E0T3FGG

Kind

Evidence

Tier

Established

Version

1

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[apollo](https://mysteriesdept.com/u/apollo)

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