ACR-ABANDONED-WELLS ACR Plugging of Orphaned Oil and Gas (OOG) Wells
ACR-ABANDONED-WELLS is a industrial & commercial methodology used by 15 projects on American Carbon Registry (ACR). Registry records show 2,707,282 tonnes issued and 3.5% of them retired.
Key figures
Projects
15
Countries
2
Credits issued
2,707,282 t
Credits retired
95,208 t
Retired share of issued
3.5%
Projects yet to issue
73.3%
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.
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
Where it is used
- United States 21 projects
- Canada 2 projects
Source: Registry records · Data as of 1 June 2026
Issuance by vintage
| Vintage | Issued (tCO₂e) |
|---|---|
| 2025 | 1,717,547 |
| 2024 | 976,761 |
| 2023 | 12,974 |
Source: Berkeley Voluntary Registry Offsets Database · Data as of June 2026
Projects using ACR-ABANDONED-WELLS
23 project pages in the CRBN.credit database, largest issuance first.
Heartland Methane Abatement and Land Restoration Project 2
American Carbon Registry (ACR) · United States · Ghg Management
1.9M
issued tCO₂e
Heartland Methane Abatement and Land Restoration Project 4
American Carbon Registry (ACR) · United States · Ghg Management
1.4M
issued tCO₂e
Heartland Methane Abatement and Land Restoration Project 3
American Carbon Registry (ACR) · United States · Ghg Management
989.7K
issued tCO₂e
Tradewater OOG 2
American Carbon Registry (ACR) · United States · Ghg Management
813.6K
issued tCO₂e
Tradewater OOG 1
American Carbon Registry (ACR) · United States · Ghg Management
457.7K
issued tCO₂e
Tradewater OOG 3
American Carbon Registry (ACR) · United States · Ghg Management
271.3K
issued tCO₂e
Zefiro Methane OOG 1 - Drake
American Carbon Registry (ACR) · United States · Ghg Management
93.0K
issued tCO₂e
Crbon Labs Plugging of Orphaned Wells V1
American Carbon Registry (ACR) · Canada · Ghg Management
85.1K
issued tCO₂e
Heartland Methane Abatement and Land Restoration û Packard & Kottke Ranch Project
American Carbon Registry (ACR) · United States · Ghg Management
80.8K
issued tCO₂e
CO Orphan Well P&A CS-23-001
American Carbon Registry (ACR) · United States · Ghg Management
78.0K
issued tCO₂e
Crbon Labs Plugging of Alberta Orphaned Wells V2
American Carbon Registry (ACR) · Canada · Ghg Management
77.9K
issued tCO₂e
PermCap Louisiana Methane Abatement Project 001
American Carbon Registry (ACR) · United States · Ghg Management
59.5K
issued tCO₂e
AMR Great Plains Climate Sustainability Restoration Project 1-OK
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
CO Orphan Well P&A CS-24-01
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
DELSCOTRRC2W#1-2024
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
Heartland Methane Abatement and Land Restoration Project 5
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
Heartland Methane Abatement and Land Restoration Project 6
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
PermCap Louisiana Methane Abatement Project 002
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
PermCap Louisiana Methane Abatement Project 003
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
Sparq Renewables Okmulgee Orphaned Well Restoration
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
Spindletop
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
Tradewater OOG 4
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
Zefiro Methane OOG A - Drake
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
Related methodologies
Same scope, with a more favourable ICVCM decision.
- ACM0008 Abatement of methane from coal mines 79 projects · Under assessment, no decision published
- AM0023 Leak detection and repair in gas production, processing, transmission, storage and distribution systems and in refinery facilities 11 projects · Under assessment, no decision published
- ACM0012 Waste energy recovery 39 projects · Very unlikely to meet the Core Carbon Principles
- AMS-III.Q. Waste energy recovery 11 projects · Very unlikely to meet the Core Carbon Principles
Questions about ACR-ABANDONED-WELLS
How many projects use ACR-ABANDONED-WELLS?
15 projects, in 2 countries, as of June 2026.
Is ACR-ABANDONED-WELLS approved by the ICVCM?
No ICVCM decision on this methodology yet.
How much of the credits issued under ACR-ABANDONED-WELLS have been retired?
3.5%, or 95,208 of 2,707,282 tonnes.