S.D. Admin. R. 74:56:05:13

Current through Register Vol. 51, page 34, September 9, 2024

Section 74:56:05:13 - Tier 3 assessments

A Tier 3 assessment is a risk-based analysis to develop values for potential direct and indirect exposure pathways at the point or points of exposure based on site-specific conditions. As part of a Tier 3 assessment, the responsible person must define the vertical and horizontal extent of soil contamination exceeding Tier 1 action levels and groundwater exceeding South Dakota groundwater quality standards in chapter 74:54:01.

S.D. Admin. R. 74:56:05:13

22 SDR 86, effective 12/18/1995; transferred from

General Authority: SDCL 34A-2-93, 34A-2-99, 34A-2-101, 34A-12-7.

Law Implemented: SDCL 34A-2-99, 34A-2-101, 34A-12-10.