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
18 Reserves Forest Carbon Project
American Carbon Registry (ACR) · United States · Forest
550.4K
issued tCO₂e
2014-P4
American Carbon Registry (ACR) · United States · Ghg Management
71.8K
issued tCO₂e
2014-P5
American Carbon Registry (ACR) · United States · Ghg Management
No issuance recorded
A-Gas 1-2020
American Carbon Registry (ACR) · United States · Ghg Management
62.0K
issued tCO₂e
A-Gas 1-2024
American Carbon Registry (ACR) · United States · Ghg Management
92.3K
issued tCO₂e
A-Gas 1-2025
American Carbon Registry (ACR) · United States · Ghg Management
85.8K
issued tCO₂e
A-Gas 2-2020
American Carbon Registry (ACR) · United States · Ghg Management
94.6K
issued tCO₂e
A-Gas 2-2023
American Carbon Registry (ACR) · United States · Ghg Management
109.2K
issued tCO₂e
A-Gas 2-2024
American Carbon Registry (ACR) · United States · Ghg Management
85.3K
issued tCO₂e
A-Gas 2019-3
American Carbon Registry (ACR) · United States · Ghg Management
114.9K
issued tCO₂e
A-Gas 2019-4
American Carbon Registry (ACR) · United States · Ghg Management
88.3K
issued tCO₂e
A-Gas 2019-5
American Carbon Registry (ACR) · United States · Ghg Management
125.4K
issued tCO₂e
A-Gas 2019-6
American Carbon Registry (ACR) · United States · Ghg Management
149.8K
issued tCO₂e
A-Gas 2019-7
American Carbon Registry (ACR) · United States · Ghg Management
91.0K
issued tCO₂e
A-Gas 2019-8
American Carbon Registry (ACR) · United States · Ghg Management
42.0K
issued tCO₂e
A-Gas 2019-9
American Carbon Registry (ACR) · United States · Ghg Management
136.4K
issued tCO₂e
A-Gas 2019-Misc
American Carbon Registry (ACR) · United States · Ghg Management
51.6K
issued tCO₂e
A-Gas 3-2020
American Carbon Registry (ACR) · United States · Ghg Management
81.0K
issued tCO₂e
A-Gas 3-2023
American Carbon Registry (ACR) · United States · Ghg Management
No issuance recorded
A-Gas 3-2023B
American Carbon Registry (ACR) · United States · Ghg Management
79.6K
issued tCO₂e
A-Gas International 1
American Carbon Registry (ACR) · South Africa · Ghg Management
Not yet issued
A-Gas Israel 1
American Carbon Registry (ACR) · United States · Ghg Management
82.6K
issued tCO₂e
A-Gas ODS-VER1
American Carbon Registry (ACR) · United States · Ghg Management
15.9K
issued tCO₂e
A-Gas ODS-VER2
American Carbon Registry (ACR) · United States · Ghg Management
21.5K
issued tCO₂e
A-Gas ODS-VER3
American Carbon Registry (ACR) · United States · Ghg Management
25.5K
issued tCO₂e
Registry data as of June 1, 2026