Until a boring is permanently sealed, all provisions for protection of the groundwater against contamination and pollution and for maintaining satisfactory sanitary conditions around the boring shall be carried out.
An exploratory boring must not be temporarily sealed for more than ten years. The boring must be permanently sealed at the end of the tenth year, or sooner if:
the explorer determines that an exploratory boring need not remain open any longer;
any legal or contractual right necessary for the explorer to seal the boring will expire within 30 days;
the boring is required to be sealed under Minnesota Statutes, chapter 103I;
a license or registration required under Minnesota Statutes, section 103I.601, will expire within 30 days and the explorer has not applied to renew or is not qualified to renew the license or registration; or
any registration bond or security required by the commissioner of natural resources will expire within 30 days and the explorer has not submitted a new bond or security.
28 SR 147
September 15, 2003