How can I change the recipient email address on my notifier

I do not want the user completing the form to submit it to me but to emergency personel e.g police,

Hello,

Yes, this is possible.
Please refer to this guide: http://www.jotform.com/help/25-Setting-Up-Email-Notifications

You can also send the same email notification to multiple recipients, check this guide: http://www.jotform.com/help/39-Send-Notifications-to-Multiple-Recipients

Please let us know if you have further questions.
Thanks.