319.135.  No liability for release of petroleum at direction of coordinator, exception. — No person shall be liable under sections 319.100 to 319.137 for damages as a result of actions taken or omitted in the course of rendering care, assistance or advice at the direction of a coordinator appointed by the department, with respect to an incident creating a danger to the public health or welfare or the environment as a result of any release of petroleum substances or the threat thereof.  This section shall not preclude liability for damages as the result of gross negligence or intentional misconduct on the part of such person or for reckless, willful, or wanton misconduct.