Decibel Shield
Decibel chart › Firecrackers
How loud is firecrackers?
Firecrackers measures 140–150 dB, roughly as loud as a jet engine at takeoff. At 150 dB it is loud enough to damage hearing almost instantly — there is no safe exposure time at all, so hearing protection is essential. Normal conversation runs about 60 dB for comparison.
Last updated:
| Decibel level | 140–150 dB |
|---|---|
| Hearing risk | Extreme risk — A single blast can cause permanent damage |
| Safe exposure (NIOSH) | Unsafe at any duration |
| Typical setting | leisure |
Figures sourced to CDC / NIDCD. See the full decibel levels chart for every source.
How firecrackers compares
On the decibel scale, 140–150 dB sits above the 85 dB line where sustained exposure damages hearing. Sounds at a similar level:
- Jet engine at takeoff 140–150 dB
- Firearm at the shooter's ear 140–165 dB
- Emergency siren 120 dB
- Thunderclap 120 dB
How loud is firecrackers?
Firecrackers measures 140–150 dB, roughly as loud as a jet engine at takeoff. At 150 dB it is loud enough to damage hearing almost instantly — there is no safe exposure time at all, so hearing protection is essential. Normal conversation runs about 60 dB for comparison.
Is firecrackers dangerous to hearing?
Yes — at 150 dB, firecrackers can damage hearing almost instantly, with no safe exposure time at all; never expose unprotected ears to it.
Measure it yourself
Decibel levels vary with distance and surroundings. Check the real level where you are with the free online decibel meter — no install, nothing recorded — or see the full decibel levels chart.