American Carbon Registry (ACR) Carbon Offset Projects
ACR is one of the oldest voluntary carbon offset registries in the United States, operating since 1996 and covering both voluntary and compliance-eligible project types.
979 projects tracked
Perennial PRS-1 AMM Flare Project
American Carbon Registry (ACR) · United States · Ghg Management
No issuance recorded
PermCap Louisiana Methane Abatement Project 001
American Carbon Registry (ACR) · United States · Ghg Management
59.5K
issued tCO₂e
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
Petrosource Geo-Seq
American Carbon Registry (ACR) · United States · Ghg Management
2.2M
issued tCO₂e
Pike's Peak Geo-Seq
American Carbon Registry (ACR) · United States · Ghg Management
2.9M
issued tCO₂e
Pinnacle Mine Methane Incineration Project
American Carbon Registry (ACR) · United States · Ghg Management
15.7K
issued tCO₂e
Pleasant Hill Abandoned Mine Methane Recovery Project
American Carbon Registry (ACR) · United States · Ghg Management
7.5K
issued tCO₂e
PMMC1
American Carbon Registry (ACR) · United States · Ghg Management
14.8K
issued tCO₂e
PMR #3
American Carbon Registry (ACR) · United States · Ghg Management
118.0K
issued tCO₂e
PMR #4
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
PMR VT2
American Carbon Registry (ACR) · United States · Ghg Management
43.7K
issued tCO₂e
Pocosin Ecological Reserve I
American Carbon Registry (ACR) · United States · Land Use
Not yet issued
Pocosin Lakes National Wildlife Refuge Clayton Blocks Pocosin Restoration
American Carbon Registry (ACR) · United States · Land Use
Not yet issued
Prairie Pothole Avoided Conversion of Grasslands and Shrublands
American Carbon Registry (ACR) · United States · Land Use
217.0K
issued tCO₂e
Puget Sound Energy Baker-White River Forest Carbon Project
American Carbon Registry (ACR) · United States · Forest
334.3K
issued tCO₂e
Quillayute IFM Project
American Carbon Registry (ACR) · United States · Forest
Not yet issued
Quinault Forest Carbon Project
American Carbon Registry (ACR) · United States · Forest
Not yet issued
Razorback IFM Project
American Carbon Registry (ACR) · United States · Forest
433.3K
issued tCO₂e
Re-Refining of Used Transformer Oil
American Carbon Registry (ACR) · United States
260.0K
issued tCO₂e
Reclamation Technologies: HFC Reclamation Project 1
American Carbon Registry (ACR) · United States · Ghg Management
2.0K
issued tCO₂e
Refrigerant Management Canada Ozone Depleting Substance Destruction Project
American Carbon Registry (ACR) · Canada · Ghg Management
30.3K
issued tCO₂e
Refrigerant Management Canada Ozone Depleting Substance Destruction Project - 2019
American Carbon Registry (ACR) · Canada · Ghg Management
110.0K
issued tCO₂e
Refrigerants Inc HFC Reclaim 2023
American Carbon Registry (ACR) · United States · Ghg Management
38.2K
issued tCO₂e
Refrigerants Inc HFC Reclaim 2024
American Carbon Registry (ACR) · United States · Ghg Management
Not yet issued
Registry data as of June 1, 2026