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Home My WebLink AboutDAQ-2024-0071091 DAQC-PBR032520001-23 Site ID 3252 (B1) MEMORANDUM TO: FILE – OVINTIV USA, INC. – Ute Tribal 15-13-4-3 THROUGH: Rik Ombach, Minor Source Oil and Gas Compliance Manager FROM: Stephen Foulger, Environmental Scientist DATE: November 27, 2023 SUBJECT: OIL AND GAS PERMIT-BY-RULE EVALUATION INSPECTION DATE: October 19, 2023 SOURCE LOCATION: Ute Tribal 15-13-4-3 Lat: 40.12931 Long: -110.16815 Business Office: 370 17th Street, Suite 1700 Denver, CO 80202 SOURCE TYPE: Tank Battery Duchesne County API: 4301350156 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@ovintv.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 IIII, 40 CFR 60 Subpart JJJJ. 2 SOURCE EVALUATION: Site Type: PBR-Uncontrolled No Flare Controls Site powered by Engine The source registered: 276 Estimated Oil BBL. DOGM current 12 month rolling production is: 0. Utah Statute R307-506 requires a source with throughput greater than 8,000 BBLs to have controls. REGISTERED EQUIPMENT: Engine - Engine - Natural Gas 2-Stroke Lean Burn Make - Ajax Model - E-42 Mfg Year - 1955 Horse Power - 40 Combustion - Natural Gas, Pneumatic, Tank 8 15 Oil and Gas Industry Registration Requirement 16 The source is registered with the DAQ. [R307-505-3(3)] In Compliance. 17 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 at the time of inspection. 18 Storage Vessels 19 Thief hatches are kept closed and latched. [R307-506-4(1)] In Compliance. Thief hatches found closed and latched at the time of inspection. 23 Upon modification, the well site was re-evaluated against the thresholds of R307-506-4(2). [R307-506-4(6)] In Compliance. Combustor removed after production dropped to appropriate level. 24 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. 38 Natural Gas Engines 42 Engine certifications or initial performance tests required are kept for the life of the engine at the source. [R307-510-5] In Compliance. EPA certified engine in use. 3 46 Visible Emissions 47 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. 48 55 Emission Inventory: 56 An emissions inventory has been submitted within the past three years. [R307-150-9(1)] In Compliance. Emissions inventory was found properly reported at the time of inspection. 58 NSPS (Part 60) IIII: Standards of Performance for Stationary Compression Ignition Internal Combustion Engines [40 CFR 60 Subpart IIII] In Compliance. 59 NSPS (Part 60) JJJJ: Standards of Performance for Stationary Spark Ignition Internal Combustion Engines [40 CFR 60 Subpart JJJJ] In Compliance. PREVIOUS ENFORCEMENT ACTIONS: No enforcement actions within the past five years. COMPLIANCE STATUS & RECOMMENDATIONS: In regards to: Ute Tribal 15-13-4-3: In Compliance - Found compliant at the time of inspection. This source is currently under frack protection and is shut-in. Recommend to decrease inspection frequency. RECOMMENDATION FOR NEXT INSPECTION: Found compliant at the time of inspection. This source is currently under frack protection and is shut-in. Recommend to decrease inspection frequency. ATTACHMENTS: