Inverse Murphy's Law dictates that if your disaster recovery plan is top notch, tested, rehearsed, refined, and you flip to the alternate site on a schedule then you'll never ever need it for real.
All disasters must be scheduled ahead of time and receive approval in the disaster pre-approval process. Failure to do so prior to disaster means this is an unauthorized disaster, and the disaster recovery committee is not responsible for ad hoc incidents caused by improper planning