Anyone required by this chapter to perform any record keeping or monitoring activities shall maintain records of all information required by this chapter, including documentation associated with best management practices. The records shall include for all samples:
Anyone subject to monitoring or reporting requirements under this chapter, including documentation associated with best management practices, shall retain for a minimum of three years:
The period of retention shall be extended during the course of any unresolved enforcement action regarding an industrial user or a POTW or when requested by the agency.
Minn. R. agency 167, ch. 7049, pt. 7049.0162
Statutory Authority: MS s 115.03