Utah Administrative Code
Topic - Environmental Quality
Title R307 - Air Quality
Rule R307-410 - Permits: Emissions Impact Analysis
Section R307-410-2 - Definitions
Current through Bulletin 2024-06, March 15, 2024
(1) The following additional definitions apply to R307-410. "Vertically Restricted Emissions Release" means the release of an air pollutant through a stack or opening whose flow is directed in a downward or horizontal direction due to the alignment of the opening or a physical obstruction placed beyond the opening, or at a height which is less than 1.3 times the height of an adjacent building or structure, as measured from ground level.
"Vertically Unrestricted Emissions Release" means the release of an air pollutant through a stack or opening whose flow is directed upward without any physical obstruction placed beyond the opening, and at a height which is at least 1.3 times the height of an adjacent building or structure, as measured from ground level.
(2) Except as provided in (3) below, the definitions of 'stack", "stack in existence", "dispersion technique", "good engineering practice (GEP) stack height", "nearby", "excessive concentration", and "intermittent control system (ICS)" in 40 CFR 51.100(ff) through (kk) and (nn) are hereby incorporated by reference.
(3)