Services

CASE STUDY

GHG Emission Verification Services City of Colton Electric Utility, Colton, CA

Situation

City of Colton Electric Utility (Colton) commissioned Lincus Inc. to conduct an independent verification of its reported greenhouse gas emissions for the 2009 report year. Colton’s emissions data report was prepared in compliance to the California Global Warming Solutions Act of 2006 (AB 32) emissions reporting standards administered by the California Air Resources Board (ARB). The GHG data collection period for this verification was between January 1 and December 31, 2009.

Solution

City of Colton was subjected to the regulation as a non-multijurisdictional retail provider. The scope of Lincus’ independent verification services included verifying following information on the utility’s GHG emission data report:

  • Verification of the organizational, Operational, and Geographic boundaries of City of Colton Electric Utility
  • Review and understand Colton’s data management system used to track, quantify, and report electricity transactions
  • Evaluate the uncertainty and effectiveness of these data management systems
  • Visiting the selected work locations and interviewing personnel, observing operations, and reviewing relevant documents and records
  • Determination of Colton’s conformity in all material respects with the requirements of the mandatory reporting regulation of CARB
  • Reviewing the basis for and results achieved from the calculated electricity transactions from a sampling of Colton’s power transactions

Lincus verification team identified the following five categories to be verified for compliance with the State’s AB32:

  1. Wholesale Power Imported
  2. Wholesale Power Purchased within CA
  3. Wholesale Power within CA
  4. Retail Sales
  5. SF6 emissions

Based on Lincus’ detailed verification auditing following the processes and procedures of the CA Air Resources Board, the City of Colton Electric Utility’s 2009 emissions data was found to be materially correct and in full conformance with the regulation.

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