Category Archives: Blog

Clarifications Issued on New CLP Statements of Work

Clarifications Issued on New CLP Statements of Work

EPA’s Contract Laboratory Program has posted two documents that have minor clarifications related to the new draft SOWs ISM02.2 and SOM02.2. The most significant change is lowering the quantitation limit for 2-nitroanaline by a factor of 2.

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Webinar on Electronic Data Evaluation and Exchange Software


The EPA Contract Laboratory Program (CLP) uses the Electronic Data Evaluation and Exchange Software (EXES) tool for automated data review and evaluation. EXES can be used to automatically identify potential data quality and usability issues, thus reducing the time necessary for manual data validation. A webinar will be held on May 24 to provide an overview of data validation, and outline ways that project managers, data validators, or end data users can incorporate EXES into their monitoring projects to increase efficiency and lower costs. http://clu-in.org/live/

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Pennsylvania Issues Memo on Reporting Microbiological Results

Pennsylvania DEP has published a memo regarding the reporting and notification requirements for microbiological testing of SDWA compliance samples. The memo addresses the following topics:

  • ·        Analysis Dates and Times
  • ·        Validation and Invalidation of Results
  • ·        Public Notification
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