The department shall send a written request for an initial site characterization to the responsible party following receipt of notice under Env-Or 604 unless:
- (a) The department determines, based on preliminary response actions, that the site meets the no further action criteria of Env-Or 609.02; or
- (b) The department determines that a site investigation in accordance with Env-Or 606.01 is required to adequately characterize the nature and extent of the discharge, based on a review of any response actions taken, the type and extent of contamination, and risk to receptors.
Source. (See Revision Note at chapter heading for Env-Or 600) #8812, eff 2-1-07; ss by #10831, eff 6-1-15; ss by #14419, eff 11-4-25, EXPIRES: 11-4-35