Utah Admin. Code 307-410-4
Prior to receiving an approval order under Rule R307-401, a new source in an attainment area with a total controlled emission rate per pollutant greater than or equal to amounts specified in Table 1, or a modification to an existing source located in an attainment area which increases the total controlled emission rate per pollutant of the source in an amount greater than or equal to those specified in Table 1, shall conduct air quality modeling, as identified in Section R307-410-3, to estimate the impact of the new or modified source on air quality unless previously performed air quality modeling for the source indicates that the addition of the proposed emissions increase would not violate a National Ambient Air Quality Standard, as determined by the director.
TABLE 1
POLLUTANT | EMISSIONS |
sulfur dioxide | 40 tons per year |
oxides of nitrogen | 40 tons per year |
PM10 - fugitive emissions and fugitive dust | 5 tons per year |
PM10 - non-fugitive emissions | 15 tons per year |
PM2.5 - combined non-fugitive emissions, fugitive dust, and fugitive emissions | 10 tons per year |
carbon monoxide | 100 tons per year |
lead | 0.6 tons per year |
Utah Admin. Code R307-410-4