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<br />Page 2 Colorado Department of Public Health and Environment <br />Air Pollution Control Division <br />Four States Aggregates LLC <br />Permit No. 01 MN0049F <br />Initial Approval <br />4. This source shall be limited to a maximum production rate as listed below and all other activities, <br />operational rates and numbers of equipment as stated in the application. Daily records of the actual <br />production rate shall be maintained by the applicant and made available to the Division for inspection <br />upon request. (Reference: Regulation 3, Part B,III.A.4) <br />Production of sand and gravel shall not exceed 4,500 tons per day or 200,000 tons per year <br />5. Fugitive particulate emissions shall not exceed the following limitations (as calculated in the Division's <br />preliminary analysis): (Reference: Regulation 3, Part B, III.A.4) <br />Particulate Matter :.................. 16.4 tons per year <br />PM,a (Particulate Matter<10 Nm):....... 3.9 tons per year. <br />Note: Compliance with these fugitive emission limits shall be demonstrated by not exceeding the <br />production limits in condition number 4 and by following the attached particulate emissions <br />control plan. <br />6. Emissions of air pollutants from transfer points shall not exceed the following limitations (as calculated <br />in the Division's preliminary analysis): (Reference: Reg. 3, Part B, III.A.4) <br />Particulate Matter :................... 0.2 tons per year <br />PM,o (Particulate Matter<10 pm):....... 0.1 tons per year. <br />7. This permit is for the activities specified above, any additional process equipment (i.e. crushers, <br />screens, etc.) to be located at this site must have a separate permit from the Division. (Reference: <br />Reg. 3, Part B, IV.E.) <br />8. A revised Air Pollutant Emission Notice (APEN) shall be filed: (Reference: Reg.3, Part A,II.C) <br />a. Annually whenever a significant increase in emissions occurs as follows: <br />For any criteria pollutant: <br />For sources emitting less than 100 tons per year, a change in actual emissions of five tons <br />per year or more, above the level reported on the last APEN; or <br />b. Whenever there is a change in the owner or operator of any facility, process, or activity; or <br />c. Whenever new control equipment is installed, or whenever a different type of control <br />equipment replaces an existing type of control equipment; or <br />d. Whenever a permit limitation must be modified; or <br />e. No later than 30 days before the existing APEN expires. <br />083/0069/001 <br />