develop consensus standards for use by TNI's programs. This group has a support role in assisting other programs with activities such as guidance and standards interpretation.
fosters the generation of data of known and documented quality is through the National Environmental Laboratory Accreditation Program, or NELAP. The purpose of this program is to establish and implement a program for the accreditation of environmental laboratories.
is to establish and maintain a national PT program to support TNI’s National Environmental Laboratory Accreditation Program, and other activities.
Field Activities Program (NEFAP) Executive Committee is to establish and implement an accreditation program for field sampling and measurement organizations (FSMOs).
Audit Sample Program is to develop consensus standards for the manufacture and analysis of audit samples for source emission testing.
on a variety of topics of interest to the environmental measurement community. TNI also hosts two regularly scheduled meetings per year, typically in January and August. Both are a week long and involve open meetings of TNI committees as well as training courses and other special sessions.Clarification on Effective Date of TNI Environmental Sector Standards
Date Posted: 9-10-2010
The versions of the TNI Volume 1 and Volume 2 of the laboratory accreditation standards that have been available for free download (i.e., they do not contain ISO language) indicated an effective date of September 10, 2010. As stated on the website in the language on the standards page, those documents were updated by editorial revisions and tentative interim amendments in 2009 and have an implementation date of July 1, 2011. The correct versions of these standards will be posted soon.