Here are some alarm sounds just for you!
Have fun!
Some sounds by:
https://freesound.org/people/InspectorJ/sounds/370195/
https://freesound.org/people/coltonmanz/sounds/381382/
https://freesound.org/people/Lalks/sounds/316847/
https://freesound.org/people/kwahmah_02/sounds/250629/
https://freesound.org/people/jobro/sounds/33726/
https://freesound.org/people/jobro/sounds/33734/
https://freesound.org/people/jobro/sounds/33746/
https://freesound.org/people/anez/sounds/403449/
https://freesound.org/people/Cooltron/sounds/333617/
https://freesound.org/people/bumpelsnake/sounds/456559/
https://freesound.org/people/wjoojoo/sounds/345497/
https://freesound.org/people/CosmicD/sounds/33497/
https://freesound.org/people/Jagadamba/sounds/270246/
https://freesound.org/people/JackAmadon/sounds/495907/
https://freesound.org/people/LPHypeR/sounds/509251/
https://freesound.org/people/
[email protected]/sounds/169206/
https://freesound.org/people/AlienXXX/sounds/275008/