The owner or operator may adjust the monitoring parameters required by § 74:27:19:04, the monitoring frequencies required by § 74:27:19:05, and the monitoring procedures required by § 74:27:19:06 on a site-specific basis with prior approval by the secretary. In no case may the monitoring frequency be less than once a year during the detection monitoring period. Demonstrations for variances for MSWLFs must meet the requirements of 40 C.F.R. Part 258, as published on 56 Fed. Reg. 50,978, to 51,119, inclusive (October 9, 1991).
S.D. Admin. R. 74:27:19:07
General Authority: SDCL 34A-6-1.6.
Law Implemented: SDCL 34A-6-1.6, 34A-6-1.7.