TITLE 35: ENVIRONMENTAL PROTECTION
SUBTITLE B: AIR POLLUTION
CHAPTER I: POLLUTION CONTROL BOARD
SUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR STATIONARY SOURCES
PART 212 VISIBLE AND PARTICULATE MATTER EMISSIONS
SECTION 212.421 PORTLAND CEMENT PROCESSES FOR WHICH CONSTRUCTION OR MODIFICATION COMMENCED ON OR AFTER APRIL 14, 1972
SUBTITLE B: AIR POLLUTION
CHAPTER I: POLLUTION CONTROL BOARD
SUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR STATIONARY SOURCES
PART 212 VISIBLE AND PARTICULATE MATTER EMISSIONS
SECTION 212.421 PORTLAND CEMENT PROCESSES FOR WHICH CONSTRUCTION OR MODIFICATION COMMENCED ON OR AFTER APRIL 14, 1972
Section 212.421 Portland Cement Processes For Which Construction or Modification Commenced On or After April 14, 1972
No person shall cause or allow the emission of smoke or other particulate matter from any portland cement process for which construction or modification commenced on or after April 14, 1972, into the atmosphere having an opacity greater than 10 percent.
(Source: Amended at 20 Ill. Reg. 7605, effective May 22, 1996)