During the time when any control parameter is present in a monitor well, a water sample shall be taken at least two times a week from the well. The samples must be analyzed for all control parameters within one week after the sample is taken.
S.D. Admin. R. 74:55:01:51
General Authority: SDCL 34A-2-93(15).
Law Implemented: SDCL 34A-2-44.