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  • Guidance for Calculating Residual Mix
  • Author: CRS Staff
  • Published: March 6th, 2024| Document | 31 Pages
  • Residual mixes are the attributes of unallocated or unclaimed energy delivered to customers on the electricity grid and are a critical tool that prevents the double counting of clean energy and supports accurate calculations of greenhouse gas emissions resulting from electricity use. To date, there has been no consensus on what data is needed and …

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  • CRS Comments to Arizona Corporate Commission on Arizona Public Service Company Implementation Plan
  • Author: CRS Staff
  • Published: October 5th, 2023| Comment | 3 Pages
  • Comments of Center for Resource Solutions (CRS) on Arizona Public Service Company (APS) application to the Arizona Corporation Commission (ACC) for approval of its 2024 Renewable Energy Standard (RES) Implementation Plan. CRS comments pertain to APS’ requests “to waive the RES requirement for APS to rely upon the use and retirement of renewable generation (RG) …

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  • Residual Mix Applications and Existing Data
  • Author: CRS Staff
  • Published: September 13th, 2023| Document | 11 Pages
  • This document, released by CRS’s Clean Energy Accounting Project (CEAP), is intended to provide background on how residual mixes (electricity delivered as part of system mix and untracked or unclaimed energy) and associated emissions should be defined and calculated in the U.S. for different uses. Residual mix calculations are often used for greenhouse gas emissions …

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  • Guidance for Supplier Clean Electricity Procurement
  • Author: CRS Staff
  • Published: August 11th, 2023| Report | 47 Pages
  • Companies working to increase clean electricity use in their upstream supply chains have lacked guidance on how to design clean electricity procurement programs with comparable criteria and metrics that meet their unique needs while supporting global supplier action. This Clean Energy Accounting Project (CEAP) Guidance for Supplier Clean Electricity Procurement (the guidance) was designed through …

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Scope 3 GHG Accounting for Upstream Clean Electricity Use
  • Scope 3 GHG Accounting for Upstream Clean Electricity Use
  • Author: CRS Staff
  • Published: August 11th, 2023| Report | 19 Pages
  • In recent years, companies have begun working to reduce electricity-related greenhouse gas (GHG) emissions in their upstream supply chains and support supply chain practices that advance clean energy worldwide. However, companies implementing these actions struggle to reflect the carbon free attributes of supplier clean electricity use in their scope 3 footprints. This Clean Energy Accounting Project …

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  • Comments to the EPA on Clean Air Act (CAA) Section 111 Proposed Rule
  • Author: CRS Staff
  • Published: August 8th, 2023| Comment | 8 Pages
  • CRS proposes that Section 111 of the Environmental Protection Agency’s Clean Air Act require retirement of energy attribute certificates (EACs) to demonstrate use of low-GHG electrolytic hydrogen and that renewable fuel certificates be obtained and retired for low-GHG hydrogen produced by steam methane reforming with biomethane or renewable natural gas to avoid double counting.  Low-GHG …

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  • Comments to DOE’s Office of Clean Energy’s DE-NOI-0202301 (Clean Hydrogen Hubs)
  • Author: CRS Staff
  • Published: July 21st, 2023| Comment | 6 Pages
  • CRS’s comments pertain to DOE’s potential demand-side support mechanisms for clean hydrogen hubs (H2Hubs). Key recommendations include ensuring support for both compliance and voluntary market demand and designing an eligibility-based selection process that considers the amount of renewable resources used to produce hydrogen the carbon intensity of particular products as well as social impact and …

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  • CRS NewSolutions (Summer 2023)
  • Author: CRS Staff
  • Published: June 21st, 2023| Other | 1 Pages
  • In This Issue: Policy and Advocacy • Voluntary Market Impact • CEAP Updates • Green-e Program Updates • Renewable Energy Markets Conferences • On the Road • Recently Published • New Staff

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