Definition(s)
Soil Mottling
Soil mottling—Irregular marked spots in the soil profile that vary in color, size and number.
Source: Oil and Gas Wells, Pennsylvania Code, Title 25, Chapter 78, December 2012. Regulations
Oil & Gas Drilling Glossary - IADCLexicon.org
Soil mottling—Irregular marked spots in the soil profile that vary in color, size and number.
Source: Oil and Gas Wells, Pennsylvania Code, Title 25, Chapter 78, December 2012. Regulations