35 Ill. Adm. Code 301.400
Standard of Performance
Section 301
Section 301.400Â Standard of
Performance
"Standard of
Performance" means a standard promulgated by the Administrator under
Section 306 of the CWA for the control of the discharge of pollutants
reflecting the greatest degree of effluent reduction that the Administrator
determines to be achievable through the application of the best available
demonstrated control technology, processes, operating methods, or other
alternatives, including, where practicable, a standard permitting no discharge
of pollutants.