Minnesota Administrative Rules
Agency 167 - Pollution Control Agency
Chapter 7011 - STANDARDS FOR STATIONARY SOURCES
EMISSION STANDARDS FOR VISIBLE AIR CONTAMINANTS
Part 7011.0105 - VISIBLE EMISSION RESTRICTIONS FOR EXISTING FACILITIES

Universal Citation: MN Rules 7011.0105
Current through Register Vol. 49, No. 13, September 23, 2024

No owner or operator of an existing emission facility to which parts 7011.0100 to 7011.0115 are applicable shall cause to be discharged into the atmosphere from the facility any gases which exhibit greater than 20 percent opacity; except for one six-minute period per hour of not more than 33 percent opacity. An exceedance of this opacity standard occurs whenever any one-hour period contains two or more six-minute periods during which the average opacity exceeds 20 percent or whenever any one-hour period contains one or more six-minute periods during which the average opacity exceeds 33 percent. For the purposes of this part, "existing emission facility" means an emission facility on which construction, modification, or reconstruction did not commence after January 31, 1977.

Statutory Authority: MS s 116.07

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