So at their absolute minimum, they're as loud as a car passing by 25 feet from where you're standing ? Eardrum rupture is at about 150 dB which is like ... you standing right next to a jetliner taking off.
Also.
The threshold for death in humans is at roughly 185-200 dB. If she's really screaming at the top of her lungs, she's just killed everyone in the Police Station. If she's not, and is just screaming, she's caused permanent damage and/or ruptured eardrums.