US EPA Clean Air Markets issued Monitor Data Checking (MDC) Software v4.2.54, revised as of December 14, 2005. This version is being released to update the MDC Hourly functionality that evaluates the QA status of Appendix D Fuel Flowmeter Systems and Appendix E NOx emission rate systems (previously released as Beta in the September 2005 version). EPA plans to use this MDC Hourly functionality to perform quarterly electronic audits of Appendix D and E units, starting with the 1st quarter of 2006 EDR submissions. Units using Appendix D and E monitoring methods should download and review the materials provided in the Electronic Audits of Appendix D and E Data section.
Also, MDC CAMD Export Files data are refreshed as of December 13, 2005.