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).
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.Professional Development Program (PDP)
This program was created in 2025 to oversee TNI's efforts to enhance the knowledge, skills, and abilities of individuals involved in environmental sampling and measurements. The program includes these components:
- Credentials
- Training
- New Professionals
- Scholarship Administration
- Professional Development Program Executive Committee
- Credentials Committee
- Training Committee
- Advocacy Program
- National Environmental Field Activities Program (NEFAP)
- National Environmental Laboratory Accreditation Program (NELAP)
- National Environmental Proficiency Testing Program (NEPTP)
- Upcoming Meetings
- Training and Workshops
- Policies and SOPs
- Newsletter
- Document Library
- Join TNI