Oil & gas compliance and recordkeeping

Approved Instrument Monitoring Method (AIMM)

• Forms and Guidance.

Part B, Section I.F.3: Storage Tank Control Strategy 

• Storage Tank Reporting.

Part B, Section I.H.6: Glycol dehydrators

• Semi-annual report form.

Part B, Section II.: Control Equipment

• Alternative Emissions Control Device Request Form.
• PS Memo 15-03 Air Pollution Control Equipment Requirements.

Part B, Section II.B.2.h: ECD Performance Testing

• Standard ECD Protocol
• Notifications required by II.B.2.h.(iii)(A) due July 31, 2022:
  • Use either:
    • Notification Form, or
    • Spreadsheet-based version of Notification Form (do not modify column order; email completed version in .xlsx format to cdphe_apcd_ecd@state.co.us)
  • Only ECDs that commenced operation before December 31, 2021 (and are subject to II.B.2.h.) need to be included in this notification.
• OTM 52 Outlet Only Testing Protocol

Part B, Section II.C: Storage Tank Emissions Management (STEM)

• STEM plan template.
• PS Memo 15-01 Oil & Gas STEM Plan Requirements.

Part B, Section II.E.4.f.: Alternative inspection frequency

• Automatic Pressure Management and Pilot Light Systems (APMPLS)
  • An optional program for owners or operators of well production facilities, to qualify well production facilities for a potentially less-frequent LDAR inspection schedule requirement as provided by Regulation No. 7, Part B, Section II.E.4.f.

Part B, Section II.G: Well Liquid Unloading, Downhole Well Maintenance, and Well Plugging Activities

• Refer to Section 2.3 of FAQ Volume 1 for December 2021 Revisions to Regulations 7 and 22.
• File a notification of excess water infiltration due to hydraulic fracturing per Regulation No. 7, Part B, Section II.G.1.d.(iii)

Part B, Section IV: Natural Gas Transmission and Storage Segment

• Natural gas transmission and storage segment 

Part B, Section V: Oil and Natural Gas Annual Emissions Inventory Reporting

• Oil and Natural Gas Annual Emissions Inventory Reporting

Part B, Section VI: Oil and Natural Gas Pre-Production and Early Production Operations

• Pre-production and early production operations air quality monitoring
  • New leak reporting provisions for monthly Reg 7 reports  
    • Reg 7 leak reporting template
  • Monitoring plan template 
  • Reporting template  
  • Template guidance   
• Pre-production and early production operations air quality monitoring, approved plans (Public OnBase records) 

Part B, Section VII:  GHGs from Midstream Fuel Combustion Equipment

• Midstream GHG Reduction Planning and Midstream Steering Committee 

Part B, Section VIII: Greenhouse Gas Intensity Program for Oil and Natural Gas Upstream Segment

• Oil and Natural Gas Methane Intensity Verification Protocol (April 2024)

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

• Guidance document
• Well Production Facility Pneumatic Controller Form
• Compressor Station Pneumatic Controller Form
• Pneumatic Controllers on Temporary/Portable Equipment Report Form
• Annual Wellhead Pneumatics AIMM/AVO Inspection Delay Form
• Pneumatic Controllers Task Force
  • Stakeholder process to assess the maintenance and use of pneumatic controllers in the oil and natural gas industry

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

• Guidance document
• Alternative Company Wide Plan 
• Standard Plan Form

Regulation 26, Part B, Section I.D.6 -  Medium Engines

"Medium" Engines are: Rich Burn Natural Gas Fired engines 100hp < 1000 hp, Lean Burn Natural Gas Fired engines 250hp < 1000 hp, Diesel or dual fuel engines >500 hp

• Medium Engine Reporting Form

• LDAR site inspection record-keeping form  |  Guidance.
• Responsible official certification form | Guidance.

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

IR camera inspection 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)