16 Free Emergency Sound Effects - Most Popular
2 Ton Siren

Horn of a French ambulance. Sound recording outdoors, without engine noise. UCS Category: VEHSirn. Length: 00:08.
Evacuation Alarm #1

Sound of the evacuation siren in a concert hall, triggered by an electrical issue. Each such sequence is normally interspersed with a message in French and English, urging people to leave the building, but I have removed it. UCS Category: ALRMElec. Length: 00:05.
2 Tons Siren, Passage

Two-tone siren. Doppler-Fizeau effect of a passage from left to right, made by computer. No engine noise, it's up to you to choose the noise of your vehicle according to your project. UCS Category: VEHSirn. Length: 00:20.
Vehicle Siren

Siren of a large French Civil Security truck. Sound recording during the open day of the UIISCI in Nogent-le-Rotrou in France. UCS Category: VEHSirn. Length: 01:37.
Ambulance, 3 Ton Siren

Horn of a French ambulance. Sound recording outdoors, without engine noise. UCS Category: VEHSirn. Length: 00:20.
Evacuation Alarm #3

Sound of the evacuation siren in a concert hall, triggered by an electrical issue. I looped a very short passage. Each such sequence is normally interspersed with a message in French and English, urging people to leave the building, but I have removed it. UCS Category: ALRMElec. Length: 00:17.
National alert signal, end

Civil siren of the "national alert signal" if the alert is over. 1 cycle of 30 seconds.
This is a realistic montage made using this imperfect sound, so feel free to do the same to make your siren sound like what you have in mind: https://bigsoundbank.com/national-alert-signal-remalard-61-s3257.html. UCS Category: ALRMSirn. Length: 01:18.
National alert signal, test

Civil siren of the "national alert signal", during tests on the first Wednesday of the month: 1 cycle of 5 periods (61 seconds).
This is a realistic montage made using this imperfect sound, so feel free to do the same to make your siren sound like what you have in mind: https://bigsoundbank.com/national-alert-signal-remalard-61-s3257.html. UCS Category: ALRMSirn. Length: 01:47.
2 ton siren, motor

Horn of a French ambulance. Sound recording outdoors, with the engine on. UCS Category: VEHSirn. Length: 00:17.
2 ton siren, engine and hangar

Horn of a French ambulance. Sound recording inside a shed with the engine on. UCS Category: VEHSirn. Length: 00:26.
Evacuation alarm #2

Sound of the evacuation siren in a concert hall, triggered by an electrical issue. Each such sequence is normally interspersed with a message in French and English, urging people to leave the building, but I have removed it. UCS Category: ALRMElec. Length: 00:05.
Ambulance, 3 tons siren, passage

Two-tone siren of the French Gendarmerie. Doppler-Fizeau effect of a passage from left to right, made by computer. No engine noise, it's up to you to choose the noise of your vehicle according to your project. UCS Category: VEHSirn. Length: 00:40.
Ambulance, 3 ton siren, engine and hangar

Horn of a French ambulance. Sound recording inside a shed with the engine on. UCS Category: VEHSirn. Length: 00:23.
Ambulance, 3 ton siren, motor

Horn of a French ambulance. Sound recording outdoors, with the engine on. UCS Category: VEHSirn. Length: 00:21.
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- Use simple keywords (1-2 words work best)
- Prefer English terms when possible
- Avoid typos and misspellings
- Try synonyms if you don't find results
- Use singular nouns (cat, not cats)
- Skip adjectives (cat not big cat)
- Avoid onomatopoeia and slang
- Don't describe what the sound is NOT
- Focus on the sound source (door, engine, bird)