Sulphur Creek is a licensed and permitted native wildlife rehabilitation facility serving the cities of Hayward, San Lorenzo, and Castro Valley. If you find a hurt, sick, or orphaned animal that is native to our area please contact us at (510) 881-6747 prior to bringing it in. We do not have the staffing to pick up injured animals, your assistance in transporting them to our location is greatly appreciated. The hours of the rehabilitation hospital are 10:00 AM - 4:30 PM.