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Home My WebLink AboutDAQ-2024-0081921 DAQC-PBR151490001-24 Site ID 15149 (B1) MEMORANDUM TO: FILE – OVINTIV USA INC. – Conrad 6-17-3-1 THROUGH: Rik Ombach, Minor Source Oil and Gas Compliance Section Manager FROM: Stephen Foulger, Environmental Scientist DATE: May 17, 2024 SUBJECT: OIL AND GAS PERMIT-BY-RULE EVALUATION INSPECTION DATE: April 24, 2024 SOURCE LOCATION: Conrad 6-17-3-1 Lat:40.22318 Long: -110.02219 Business Office: 370 17th Street, Suite 1700 Denver, CO 80202 SOURCE TYPE: Tank Battery Duchesne County API: 4301350857 SOURCE CONTACTS: Brandon Lithgoe, Local Contact Phone: 281-847-6093, Email: Brandon.Lithgoe@ovintiv.com Ryan Zillner, Local Contact Phone: 720-876-3144, Email: ryan.zillner@ovintiv.com OPERATING STATUS: Operating PROCESS DESCRIPTION: Oil and gas products are brought to the surface. These products go through a separator where the oil and any water products are sent to storage tanks and the gas is used to power equipment on site (pump jack engine, tank heater, separator, flare, combustor, etc.) Any remaining gas is sent to a pipeline that feeds a local gas plant. The oil and process water in the storage tanks is loaded into tanker trucks and hauled off-site for processing and disposal. APPLICABLE REGULATIONS: Utah Administrative Code (UAC) R307-500 Series for the Oil and Gas Industry, and UAC R307-201: Emission Standards: General Emission Standards; and UAC R307-150: Emission Inventories, and 40 CFR 60 Subpart OOOO. 2 SOURCE EVALUATION: Site Type: PBR- Controlled Controlled by flare Site has Line Power The source registered: 20000 Estimated Oil BBL. DOGM current 12 month rolling production is: 3,725. Utah Statute R307-506 requires a source with throughput greater than 8,000 BBLs to have controls. REGISTERED EQUIPMENT: Pneumatic, Tank General Provisions VOC emissions are minimized as reasonably practicable by equipment design, maintenance and operation practices. [R307-501-4(1)] In Compliance. No VOC's were observed at the time of inspection. Air pollution control equipment is designed and installed appropriately, maintained and operated to control emissions. [R307-501-4(2)] In Compliance. Ovintiv is working on a field-wide initiative to bring all flare inlets into compliance. Pneumatic Controllers Truck loading is done by bottom filling or submerged fill pipe [R307-504(1)] In Compliance. Truck loading is done by bottom or submerged filling. Oil and Gas Industry Registration Requirement The source is registered with the DAQ. [R307-505-3(3)] In Compliance. This source was found properly registered with the DAQ at the time of inspection. Registration has been updated within 30 days of a company name change, removal or addition of control devices, or termination of operations. [R307-505-3(3)] In Compliance. This source was found properly registered with the DAQ at the time of inspection. Storage Vessels Thief hatches are kept closed and latched. [R307-506-4(1)] In Compliance. Thief hatches were found closed and latched at the time of inspection. 3 Upon modification, the well site was re-evaluated against the thresholds of R307-506-4(2). [R307-506-4(6)] In Compliance. Source found unmodified at the time of inspection. Records for each of the following are kept for three years: Storage vessel vent system inspections (openings, thief hatches, pressure relief devices, bypasses, etc.), if required Monthly crude oil throughput Emission calculations, actuals and sampling data when used to justify an exemption to storage vessel rules Emergency storage vessel usage (dates used, emptied, and volumes), if not controlled per R307-506-4(2). [R307-506-5] In Compliance. These records were reviewed and found to be compliant at the time of inspection. Visible Emissions Visible emissions, except for unavoidable irregularities that do not exceed three minutes, are within the following opacity limits: Installations constructed on or before 4/25/1971 40% Installations constructed after 4/25/1971 20% Gasoline engines 0% Diesel engines manufactured after 1/1/1973 20% Diesel engines manufactured before 1/1/1973 40% Note: Required VOC control devices shall have no visible emissions per R307-508-3. [R307-201-3] In Compliance. No emissions were observed at the time of inspection. Emission Inventory: An emissions inventory has been submitted within the past three years. [R307-150-9(1)] In Compliance. This source was found properly reported in the 2020 emissions inventory. NSPS (Part 60) OOOO: Standards of Performance for Crude Oil and Natural Gas Production, Transmission and Distribution [40 CFR 60 Subpart OOOO] In Compliance. 4 PREVIOUS ENFORCEMENT ACTIONS: No enforcement actions within the past five years. COMPLIANCE STATUS & RECOMMENDATIONS: In regards to: Conrad 6-17-3-1: In Compliance - The source was found compliant at the time of inspection. Recommend to decrease inspection frequency. RECOMMENDATION FOR NEXT INSPECTION: Recommend to decrease inspection frequency. ATTACHMENTS: None.