Carbon credit projects in United States

Registry records list 1,909 carbon credit projects in United States, most of them ghg management. Together they have issued 611,389,522 tonnes and retired 353,049,462.

Key figures

Projects

1,909

Registries

6

Credits issued

611,389,522 t

Credits retired

353,049,462 t

Source: Registry records · Data as of 1 June 2026

By registry

By category

  • Ghg Management 1,117
  • Forest 552
  • Fuel Switching 50
  • Land Use 44
  • Agriculture 36
  • Not specified 34
  • Energy Efficiency 32
  • Renewable Energy 20
  • Biomass Cdr 20
  • Alkalinity Cdr 3
  • Air Capture 1

United States and Article 6

Bilateral agreements
0
Authority for the Paris Agreement Crediting Mechanism
Not appointed
Participation requirements for the Mechanism
Not published
Cooperative approaches
0
Article 6.2 activities
0
Crediting Mechanism activities approved by the host
0
Crediting Mechanism activities registered
0

Country-level facts from UN tracking. Whether a particular project is authorised is not shown here.

Source: UN Article 6 tracking (Article 6 Pipeline, UNEP Copenhagen Climate Centre) · Data as of 4 September 2026

What these figures mean

Most used methodologies

Hazard context

Wildfire
High
River flood
High
Drought
High

Levels for the country as a whole, not for any one project site.

Source: ThinkHazard hazard assessments · Levels read 25 September 2026

Projects

Largest issuance first.

Lakeshore Dairy

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

14.6K

issued tCO₂e

Medford Spring Grassland Conservation

Climate Action Reserve (CAR) · United States · Land Use

14.3K

issued tCO₂e

Raven's Nest Nature Preserve

Climate Action Reserve (CAR) · United States · Land Use

14.1K

issued tCO₂e

Blue Source - Alford Improved Forest Management Project

Climate Action Reserve (CAR) · United States · Forest

14.1K

issued tCO₂e

Green Diamond Resource Company Lost Trail IFM

American Carbon Registry (ACR) · United States · Forest

13.5K

issued tCO₂e

Foam Blowing Agent Project 001

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

13.4K

issued tCO₂e

Swiss Valley Farms

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

13.4K

issued tCO₂e

Advanced Refrigeration - ARS2020002

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

13.4K

issued tCO₂e

Spelman College Campus Wide Clean Energy & Energy Efficiency Project

Verra · United States · Energy Efficiency

13.3K

issued tCO₂e

American Refrigerants 1

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

13.3K

issued tCO₂e

Heartland Ranch Phase 2

Climate Action Reserve (CAR) · United States · Land Use

13.0K

issued tCO₂e

University of Wisconsin Milwaukee Campus Wide Clean Energy & Energy Efficiency Project

Verra · United States · Energy Efficiency

12.9K

issued tCO₂e

Refex ODS California 2010

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

12.5K

issued tCO₂e

Truck Stop Electrification, Indiana

American Carbon Registry (ACR) · United States · Fuel Switching

12.2K

issued tCO₂e

RPH Ranch

Climate Action Reserve (CAR) · United States · Forest

12.1K

issued tCO₂e

Truck Stop Electrification, Maryland

American Carbon Registry (ACR) · United States · Fuel Switching

12.1K

issued tCO₂e

BNW West

Climate Action Reserve (CAR) · United States · Land Use

11.9K

issued tCO₂e

Grotegut Dairy Farm Inc

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

11.7K

issued tCO₂e

Southern Generation

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

11.6K

issued tCO₂e

Truck Stop Electrification, Louisianna

American Carbon Registry (ACR) · United States · Fuel Switching

11.6K

issued tCO₂e

Easthaven IFM Project

American Carbon Registry (ACR) · United States · Forest

11.5K

issued tCO₂e

Oaktown Fuel 1 Mine Methane Incineration Project

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

11.5K

issued tCO₂e

Castelanelli Bros Dairy Digester

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

11.3K

issued tCO₂e

Truck Stop Electrification, Arizona

American Carbon Registry (ACR) · United States · Fuel Switching

11.1K

issued tCO₂e

Boston University: Campus-Wide Clean Energy & Energy Efficiency Project

Verra · United States · Energy Efficiency

10.7K

issued tCO₂e

Questions about United States

How many carbon credit projects are in United States?

1,909, as of 1 June 2026.

Has United States signed Article 6 agreements?

UN tracking records no bilateral agreements for United States, as of 4 September 2026.

Which methodologies are most used in United States?

ARB-FOREST (269), ARB-OZONE (228), ACR-IFM-NONFED (194).

All countries Carbon Offset Projects Database How to read the Credit Passport

Registry data as of June 1, 2026