ARB-MINE-METHANE ARB Compliance Offset Protocol: Mine Methane Capture Projects

ARB-MINE-METHANE is a industrial & commercial methodology used by 55 projects on American Carbon Registry (ACR), Climate Action Reserve (CAR), Verra. Registry records show 7,103,275 tonnes issued and 28.5% of them retired.

Key figures

Projects

55

Countries

1

Credits issued

7,103,275 t

Credits retired

2,023,192 t

Retired share of issued

28.5%

Projects yet to issue

16.4%

Source: Berkeley Voluntary Registry Offsets Database, as used by the Methodology Lab · Data as of June 2026

ICVCM status

No ICVCM decision on this methodology yet.

The CCP label is applied to credits by the registry, issuance by issuance. An approved methodology means credits from projects using it can be eligible; it does not mean every credit carries the label.

What this means

CORSIA programme relevance

Whether the programmes this methodology is used on are approved by ICAO. Programme level only; unit eligibility depends on dates, authorisation and each programme's exclusions.

  • American Carbon Registry (ACR) 2024 to 2026: approved · 2027 to 2029: approved
  • Climate Action Reserve (CAR) 2024 to 2026: approved · 2027 to 2029: not approved
  • Verra 2024 to 2026: approved · 2027 to 2029: approved

What this means

Where it is used

Source: Registry records · Data as of 1 June 2026

Issuance by vintage

Issuance by vintage for ARB-MINE-METHANEVintages 2015 to 2026: 7,103,275 tonnes issued.01.3M2.5M3.8M5M2015 issued: 189,455 tonnes20152016 issued: 533,512 tonnes20162017 issued: 320,214 tonnes20172018 issued: 283,656 tonnes20182019 issued: 193,290 tonnes20192020 issued: 182,382 tonnes20202021 issued: 346,846 tonnes20212022 issued: 261,720 tonnes20222023 issued: 329,027 tonnes20232024 issued: 751,539 tonnes20242025 issued: 3,108,328 tonnes20252026 issued: 603,306 tonnes2026
VintageIssued (tCO₂e)
2026603,306
20253,108,328
2024751,539
2023329,027
2022261,720
2021346,846
2020182,382
2019193,290
2018283,656
2017320,214
2016533,512
2015189,455

Source: Berkeley Voluntary Registry Offsets Database · Data as of June 2026

Projects using ARB-MINE-METHANE

122 project pages in the CRBN.credit database, largest issuance first.

Willow Lake Mine Methane Recovery Project

Climate Action Reserve (CAR) · United States · Ghg Management

54.3K

issued tCO₂e

Oaktown Fuel 1 Mine Methane Incineration Project

American Carbon Registry (ACR) · United States · Ghg Management

50.2K

issued tCO₂e

CMMC3

American Carbon Registry (ACR) · United States · Ghg Management

49.8K

issued tCO₂e

NMMC1

American Carbon Registry (ACR) · United States · Ghg Management

46.7K

issued tCO₂e

WMMC1

American Carbon Registry (ACR) · United States · Ghg Management

44.4K

issued tCO₂e

PMR VT2

American Carbon Registry (ACR) · United States · Ghg Management

43.7K

issued tCO₂e

Oaktown Fuel 2 Mine Methane Incineration Project

American Carbon Registry (ACR) · United States · Ghg Management

41.3K

issued tCO₂e

Lowry Mine Methane Incineration Project

Climate Action Reserve (CAR) · United States · Ghg Management

36.2K

issued tCO₂e

Marion County Flare III Project

American Carbon Registry (ACR) · United States · Ghg Management

35.2K

issued tCO₂e

Affinity Mine Methane Incineration Project

Climate Action Reserve (CAR) · United States · Ghg Management

32.8K

issued tCO₂e

Rend Lake Abandoned Mine Methane Recovery Project

Climate Action Reserve (CAR) · United States · Ghg Management

32.2K

issued tCO₂e

Green Valley Abandoned Mine Methane Recovery Project

American Carbon Registry (ACR) · United States · Ghg Management

31.9K

issued tCO₂e

Oak Grove Panel 50/51 Flare Project

American Carbon Registry (ACR) · United States · Ghg Management

30.9K

issued tCO₂e

Orient 6 Abandoned Mine Methane Recovery Project

Climate Action Reserve (CAR) · United States · Ghg Management

29.7K

issued tCO₂e

Marshall County 6N6S District Flare Project I

American Carbon Registry (ACR) · United States · Ghg Management

29.0K

issued tCO₂e

Oak Grove Panel 52 Flare Project

American Carbon Registry (ACR) · United States · Ghg Management

28.1K

issued tCO₂e

Heilwood Mine Methane Incineration Project

Climate Action Reserve (CAR) · United States · Ghg Management

27.8K

issued tCO₂e

Middle Fork Abandoned Mine Methane Recovery Project

Climate Action Reserve (CAR) · United States · Ghg Management

27.2K

issued tCO₂e

Marshall County Flare V

American Carbon Registry (ACR) · United States · Ghg Management

26.9K

issued tCO₂e

Gibson North AMM Project

American Carbon Registry (ACR) · United States · Ghg Management

26.2K

issued tCO₂e

Harrison County Flare III

American Carbon Registry (ACR) · United States · Ghg Management

23.7K

issued tCO₂e

Urling Abandoned Mine Methane Recovery Project

American Carbon Registry (ACR) · United States · Ghg Management

21.9K

issued tCO₂e

CMMC2

American Carbon Registry (ACR) · United States · Ghg Management

20.7K

issued tCO₂e

Pinnacle Mine Methane Incineration Project

American Carbon Registry (ACR) · United States · Ghg Management

15.7K

issued tCO₂e

PMMC1

American Carbon Registry (ACR) · United States · Ghg Management

14.8K

issued tCO₂e

Related methodologies

Same scope, with a more favourable ICVCM decision.

Questions about ARB-MINE-METHANE

How many projects use ARB-MINE-METHANE?

55 projects, in 1 country, as of June 2026.

Is ARB-MINE-METHANE approved by the ICVCM?

No ICVCM decision on this methodology yet.

How much of the credits issued under ARB-MINE-METHANE have been retired?

28.5%, or 2,023,192 of 7,103,275 tonnes.