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Oil & gas compliance and recordkeeping

Oil & Gas

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Storage tank and vapor control system guidelines

Guidelines for design, operation, and maintenance of vapor control systems at oil and gas facilities.

Oil & gas operating and maintenance plans

Forms and guidance for O&M plans for equipment at oil & gas facilities.

Midstream GHG Reductions

Each oil and gas midstream segment owner or operator must participate in this program to develop a plan to reduce GHG emissions from midstream fuel combustion equipment.  (Reg. 7, Part B, Section VII).  Rulemaking in late 2024.

Regulation No. 7

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Approved Instrument Monitoring Method (AIMM)
Part B, Section I.F.3: Storage Tank Control Strategy 
Part B, Section I.H.6: Glycol dehydrators
Part B, Section II.: Control Equipment
Part B, Section II.B.2.h: ECD Performance Testing
Part B, Section II.C: Storage Tank Emissions Management (STEM)
Part B, Section II.E.4.f.: Alternative inspection frequency
Part B, Section II.G: Well Liquid Unloading, Downhole Well Maintenance, and Well Plugging Activities
Part BSection IV: Natural Gas Transmission and Storage Segment
Part BSection V: Oil and Natural Gas Annual Emissions Inventory Reporting
Part B, Section VI: Oil and Natural Gas Pre-Production and Early Production Operations
Part B, Section VII:  GHGs from Midstream Fuel Combustion Equipment
Part B, Section VIII.E:   Upstream Intensity Operator Greenhouse Gas Intensity Plans

Reporters are required to email their Plan to cdphe_apcd_ei@state.co.us by August 31, 2023.   Any questions may be sent to cdphe_apcd_ei@state.co.us or Keegan.Conley@state.co.us.

Part B, Section III.C.4 - Pneumatics Reporting

 

Regulation No. 26, Part B, Section I.D.5.b - Large Engines

Leak Detection and Repair (LDAR)

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Guidance

  • PS Memo 14-04 LDAR and open-ended valves and line requirements.
  • March 2021 LDAR Training slides.

LDAR Annual Reports

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Visible Emissions Observations

NSPS OOOO

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Regulatory Updates Guidance

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2021 Revisions to Regulation No. 7 and Regulation No. 22

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2020 Revisions to Regulation No. 7

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2017 Revisions to Regulation No. 7

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2014 Changes to Regulation Nos. 3, 6, and 7

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Optical Gas Imaging Infrared (IR) Camera Inspection Program

IR camera inpection pilot project assessment (July 2016)
Two-year project using optical gas imaging infrared cameras to identify and address sources of emission leaks and venting. 

IR camera inspection program updated assessment (March 2019)

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Noble Energy consent decree

Settlement between Noble Energy, the Colorado Department of Public Health and Environment and the U.S. Environmental Protection Agency, effective June 2, 2015.


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