Minnesota Administrative Rules
Agency 167 - Pollution Control Agency
Chapter 7037 - PETROLEUM CONTAMINATED SOIL MANAGEMENT
Part 7037.3000 - COLLECTION OF COMPOSITE SAMPLES OF PETROLEUM CONTAMINATED SOIL
Current through Register Vol. 48, No. 39, March 25, 2024
Subpart 1. Soil samples collected from stockpiles.
For contaminant parameters for which a composite sample is required, a single composite sample is required. To take a composite sample, 15 samples must be collected from randomly selected locations within the stockpile and placed in a clean container, mixed thoroughly, and a single subsample removed of sufficient quantity for analysis for the required parameter or parameters.
Subp. 2. Soil samples collected from borings.
For contaminant parameters for which a composite sample is required, a single composite sample is required. To take a composite sample, 15 samples must be collected from randomly selected locations from portions of the borings that represent soil that will be excavated or proposed to be excavated and placed in a clean container, mixed thoroughly, and a single subsample removed of sufficient quantity for analysis for the required parameter or parameters.
Statutory Authority: MS s 116.07