DAQ-2025-001055

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DAQC-PBR101402001-25
Site ID 101402 (B1)

MEMORANDUM

TO: FILE – OVINTIV USA, INC. – Bar F Condensate Site

THROUGH: Rik Ombach, Minor Source Oil and Gas Compliance Section Manager

FROM: Fred Goodrich, Environmental Scientist

DATE: February 12, 2025

SUBJECT: OIL AND GAS PERMIT-BY-RULE EVALUATION

INSPECTION DATE: January 23, 2025

SOURCE LOCATION: Lat:40.20362, Long: -110.11917
Duchesne County

Business Office:
Ovintiv USA, Inc.
370 17th Street, Suite 1700
Denver, CO 80202

SOURCE TYPE: Tank Battery
API:

SOURCE CONTACTS: Ryan Zillner, Corporate Environmental Contact
Phone: [phone], Email: [e-mail]

OPERATING STATUS: Operating.

PROCESS DESCRIPTION: Condensate collection tank. Appears that facility is used during
pigging operations of main gas line serving the area well-sites.
The condensate and any residual water from storage tank 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.

SOURCE EVALUATION: Site Type: PBR – Uncontrolled
No Flare Controls, Site has Line Power.
DOGM current 12 month rolling production is: 0 BBL's.
Utah Statute R307-506 requires a source with throughput
greater than 8,000 BBLs to have controls.

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REGISTERED EQUIPMENT: Tank

General Provisions

Visible emissions are within the following opacity limits: VOC Control Devices and Gasoline engines
0%, Diesel engines 20%, Natural Gas Engines and Boilers, Treater burners & Tank burners 10%, Mobile
source dust 10%. [R307-201-3]

In Compliance. No excessive opacity limits were observed during evaluation.

All natural gas-driven pneumatic controllers are in compliance with 40CFR 60.5390 or 60.5390a as
applicable. Tagging and record keeping requirements are not required. [R307-502-4]

In Compliance. This source does not use continuous bleed controllers.

Storage Vessels

Thief hatches are kept closed and latched. [R307-506-4(1)]

In Compliance. All hatches were found closed at the start of the evaluation.

Vessel Vent Components: (valves, unions, pressure relief devices, etc.) are leak-free, in good repair, and
working as intended. (Tank covers are leak free and form a continuous seal.). [R307-501-4]

In Compliance. All in good working order. OGI camera used during evaluation.

Oil and Gas Industry Registration Requirement

The source is registered with the DAQ. [R307-505-3(3)]

In Compliance. Source appears to be in order.

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. Source appears to meet this requirement.

PREVIOUS ENFORCEMENT
ACTIONS: None in the past 5 years.

COMPLIANCE STATUS &
RECOMMENDATIONS: In regards to the site, the overall status is: In Compliance. The
DAQ was joined by Ovintiv personnel during the site inspection.
OGI camera was used during evaluation, no fugitive emissions
were detected. Source was clean and well kept. DAQ
recommends frequency of inspections increase since source is
fairly new.
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RECOMMENDATION FOR
NEXT INSPECTION: Since this evaluation is the first for said source, a follow up
inspection would be appropriate within a two year time period.

RECOMMENDATIONS FOR NSR: None.

ATTACHMENTS: None.