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Home My WebLink AboutDAQ-2025-0007531 DAQC-133-25 Site ID 10555 (B2) MEMORANDUM TO: FILE – WEIR MINERALS THROUGH: Harold Burge, Major Source Compliance Section Manager FROM: Robert Haynes, Environmental Scientist DATE: February 5, 2025 SUBJECT: Title V Annual Compliance Certification Receipt/Review, FRS ID# UT0000004903500210 REPORT RECEIVED/DUE DATE: January 30, 2025/May 1, 2025 TITLE V PERMIT #: 3500210005 DATE OF LAST PERMIT REVISION: January 9, 2019. Application shield letter was submitted July 18, 2023, and no new permit has been issued. CERTIFICATION PERIOD: January 1, 2024 through December 31, 2024 FACILITY REPORTED COMPLIANCE STATUS: Continuous REPORT EVALUATION: • Was report submitted on time? Yes • Did report identify status of compliance for each condition? Yes • Was compliance status marked as continuous/intermittent for each condition? Yes • Did report identify method used to determine compliance with each condition? Yes • Was report signed and properly certified by responsible official? Yes • Were exceedances/excursions reported? No • Were deviations reported? No CURRENT RECOMMENDATION: The report appears to meet the requirements of Title V operating permit condition I.L. The company submitted a corrected report on February 05, 2025, to change the condition of Term I.B to “Continuous” and stated that no deviations occurred during this reporting period. ATTACHMENTS: Annual Compliance Certification Report Corrected Annual Compliance Certification Report TO: Executive Secretary, Utah Air Quality Board FROM: Weir Minerals, Inc. RE: Annual Compliance Certification for Permit # 3500210005 DATE: January 15, 2025 In accordance with Operating Permit provision I. L. and Utah Administrative Code (UAC) R307-415-6c(5), the following compliance certification is submitted. This certification covers operations from January 1, 2024 to December 31, 2024. Term Description of permit provision Method used to determine compliance status Was compliance during report period continuous, intermittent or undetermined? Other info relevant to compliance status, including references to any and all deviations; reason for “undetermined” status; any excursions or exceedances (for CAM provisions only; etc. I.B Was the source operated in compliance with the operating permit? Regular review of permit requirements and evaluation of monitoring data. Continuous No deviations occurred during this report period. I.C.3 Was information requested by the Executive Secretary provided? Reviewed requests. Continuous I.D.2 Was the application for the permit renewal submitted by the appropriate due date? Reviewed renewal dates Continuous I.G.1 Was the annual emission fee paid? Checked invoice and receipt. Continuous I.G.2 Was the fee paid on time? Checked invoice and receipt. Continuous Term Description of permit provision Method used to determine compliance status Was compliance during report period continuous, intermittent or undetermined? Other info relevant to compliance status, including references to any and all deviations; reason for “undetermined” status; any excursions or exceedances (for CAM provisions only; etc. I.J Was the Executive Secretary or an authorized representative allowed to enter the premises, have access and copies of records, inspect facility, equipment, etc. Checked visit and inspection records. Continuous I.K Were all application forms, reports and certifications submitted pursuant to the permit, properly certified by a responsible official? Examined submittals for proper certification. Continuous I.L.1 Was the compliance certification submitted complete and on time? Reviewed compliance calendar Continuous I.L.2 Were copies of all compliance certifications sent to EPA? Checked correspondence file. Continuous I.N.2 Did any emergencies occur requiring notification to the Director, and if so, was the notification submitted within two days of the emergency? Checked files. No reportable emergencies occurred. Continuous I.S.1.a Are all records required by the permit retained? Reviewed permit and records. Continuous I.S.1.b Is all applicable information required by the permit included in the monitoring records? Reviewed permit and records. Continuous Term Description of permit provision Method used to determine compliance status Was compliance during report period continuous, intermittent or undetermined? Other info relevant to compliance status, including references to any and all deviations; reason for “undetermined” status; any excursions or exceedances (for CAM provisions only; etc. I.S.2.a Were monitoring reports submitted as specified and were all instances of deviation clearly identified in the monitoring reports? Reviewed records. Continuous I.S.2.b Were monitoring reports certified by a responsible individual? Reviewed records. Continuous All submissions were certified by Operations Manager or General Manager I.S.2.c Was the Executive Secretary promptly notified of all deviations from permit requirements? Reviewed records. Continuous I.S.3 Were all notifications, reports and submittals required by the permit submitted to both the Director and EPA? Reviewed records. Continuous Semi-Annual Compliance Certification sent January and July, 2024. I.U Was the inventory required by R307-150 submitted in accordance with the rule? Reviewed compliance calendar. Continuous I.V Was an applicable requirement more stringent than that promulgated under Title IV? Reviewed requirements and correspondence. Continuous II.B.1.a The aggregate VOC emissions from the site shall be tracked appropriately and not exceed 59.46 tons per rolling twelve-month period. Emission spreadsheet has been developed and implemented to track and log VOC emissions Continuous Term Description of permit provision Method used to determine compliance status Was compliance during report period continuous, intermittent or undetermined? Other info relevant to compliance status, including references to any and all deviations; reason for “undetermined” status; any excursions or exceedances (for CAM provisions only; etc. II.B.1.b Air pollutants shall be minimized by maintaining all equipment, including pollution controls. Reviewed maintenance log of visual observations. Continuous II.B.1.c Were the requirements for class I and II refrigerants in 40 CFR 82, Subpart F met? Reviewed maintenance log. Continuous II.B.1.d Were the requirements for servicing of automobile air conditioners in 40 CFR 82, Subpart B met? Reviewed records. Continuous II.B.1.e Were the requirements of 40 CFR 63, Subpart MMMM met? Reviewed records. Continuous 40 CFR, Part 63, MMMM Surface coatings of miscellaneous metal parts shall not exceed 37.7 lbs HAP/gal. of solids. Reviewed records of HAP emissions and calculations of monthly rolling total. Continuous II.B.2.a Banbury Mixer Dust Collector: Emissions of PM10 shall be no greater than 22.51 lbs/hour and less than 0.0016 grains/dscf. Stack test performed in April 2022 and emission rate calculated. Continuous II.B.2.a Were stack test results submitted to the Director within 60 days of completion of testing? Reviewed records. Continuous II.B.2.b Banbury Mixer Dust Collector: Visible emissions shall not exceed 10% opacity. Reviewed opacity observation records. Continuous Term Description of permit provision Method used to determine compliance status Was compliance during report period continuous, intermittent or undetermined? Other info relevant to compliance status, including references to any and all deviations; reason for “undetermined” status; any excursions or exceedances (for CAM provisions only; etc. II.B.3.a Packer Dust Collector: Visible emissions shall not exceed 10% opacity. Reviewed opacity observation records. Continuous Packer Dust Collector has been removed from service. II.B.4.a Packer Paint Booth: Paint arrestor particulate filters properly installed and records maintained. Reviewed operating records Continuous Packer Paint Booth has been removed from service. II.B.5.a Heat Cleaning Oven: The operating temperature of the heat cleaning oven afterburner shall not be less than 1600 deg. F for more than six minutes during any sixty minute period. Temperature is recorded when oven is operating. Reviewed charts. Continuous II.B.5.b Heat Cleaning Oven: The material throughput shall not exceed 154,000 lbs. of combustible material in any twelve-month period. Reviewed operating records. Continuous II.B.5.c Heat Cleaning Oven: Visible emissions shall be no greater than 10% opacity. Only natural gas is used as a fuel in the listed equipment. Opacity measurements performed as required. Continuous Term Description of permit provision Method used to determine compliance status Was compliance during report period continuous, intermittent or undetermined? Other info relevant to compliance status, including references to any and all deviations; reason for “undetermined” status; any excursions or exceedances (for CAM provisions only; etc. II.B.6.a Vapor Degreaser: The permittee shall comply with all applicable requirements of R307-335-5 Open Top Vapor Degreasers. A visual observation shall be made monthly for proper control techniques and work practices to insure: minimization of fugitive VOC emissions, equipment is in good operating condition, proper disposal of waste solvents, and posting of operation and maintenance procedures near degreasing and solvent cleaning equipment. Reviewed records. As of 1/1/2009 halogenated HAP solvent was replaced with a non- halogenated HAP solvent. Continuous II.B.7.a Steam Boiler – North: Emissions of NOx shall be no greater than 2.18 lbs/hour and no greater than 125 ppmdv. Stack test performed and emission rate calculated. Continuous II.B.7.a Was stack test reported to Director within 60 days of completion? Stack test results were submitted to the Director on November 1, 2021 Continuous II.B.7.b Steam Boiler – North: Visible emissions shall not exceed 10% opacity. Only natural gas is used as a fuel in the listed equipment. Continuous II.B.7.c Was the north steam boiler in compliance with 40 CFR 63 Subpart DDDDD? Were the SemiAnnual compliance certifications sent pursuant to 63.7550(C)5? Record review. Continuous Term Description of permit provision Method used to determine compliance status Was compliance during report period continuous, intermittent or undetermined? Other info relevant to compliance status, including references to any and all deviations; reason for “undetermined” status; any excursions or exceedances (for CAM provisions only; etc. II.B.8.a Steam Boiler – South: Emissions of NOx shall be no greater than 1.87 lbs/hour and no greater than 124 ppmdv. Stack test performed and emission rate calculated. Continuous II.B.8.a Was stack test reported to Director within 60 days of completion? Stack test results were submitted to the Director on November 1, 2021 Continuous II.B.8.b Steam Boiler – South: Visible emissions shall not exceed 10% opacity. Only natural gas is used as a fuel in the listed equipment. Continuous II.B.8.c Was the north steam boiler in compliance with 40 CFR 63 Subpart DDDDD? Were the SemiAnnual compliance certifications sent pursuant to 63.7550(C)5? Record review. Continuous II.B.9.a Rotoblast Dust Collector – East: Visible emissions shall not exceed 10% opacity. Reviewed opacity observation records. Continuous II.B.10.a Rotoblast Dust Collector – West: Visible emissions shall not exceed 10% opacity. Reviewed opacity observation records. Continuous II.B.11.a Press Paint Booth: The paint spray booth shall be equipped with paint arrestor particulate filters. All air exiting the booth shall pass through the filters before being vented to the atmosphere. Reviewed visual observation records. Continuous II.B.12.a Cure Oven: Visible emissions shall not exceed 10% opacity. Only natural gas is used as a fuel in the listed equipment. Continuous Term Description of permit provision Method used to determine compliance status Was compliance during report period continuous, intermittent or undetermined? Other info relevant to compliance status, including references to any and all deviations; reason for “undetermined” status; any excursions or exceedances (for CAM provisions only; etc. II.B.13.a Handlay Paint Booth: The paint spray booth shall be equipped with paint arrestor particulate filters. All air exiting the booth shall pass through the filters before being vented to the atmosphere. Reviewed visual observation records. Continuous II.B.14.a Emergency Backup Generator: Visible emissions shall not exceed 10% opacity. Only natural gas is used as a fuel in the listed equipment. Continuous II.B.14.b Have the non-emergency hours been logged for the emergency generator? Reviewed Records Continuous II.B.15.a Grit Blast baghouse: Visible emissions shall not exceed 10% opacity. Reviewed opacity observation records. Continuous IV.A Acid Rain Provisions Source is not subject to Title IV. NA In accordance with Operating Permit provision I.K and UAC R307-415-5(d), and based on information and belief formed after reasonable inquiry, I certify that the statements and information in this document are true, accurate, and complete. Ricky Nolan Date Plant Manager 01-17-2025