| Item Posted | Date Posted |
|
| Minutes: National Environmental Field Activities Program (NEFAP) Executive Committee (December 17, 2025) | 10-25-2026 |
| Minutes: National Environmental Field Activities Program (NEFAP) Executive Committee (November 19, 2025) | 10-25-2026 |
| Minutes: National Environmental Field Activities Program (NEFAP) Executive Committee (September 23, 2026) | 10-25-2026 |
| Minutes: National Environmental Field Activities Program (NEFAP) Executive Committee (July 15, 2026) | 10-25-2026 |
| Minutes: National Environmental Field Activities Program (NEFAP) Executive Committee (June 17, 2026) | 10-25-2026 |
| Minutes: National Environmental Field Activities Program (NEFAP) Executive Committee (May 27, 2026) | 10-25-2026 |
| Minutes: National Environmental Field Activities Program (NEFAP) Executive Committee (April 15, 2026) | 10-25-2026 |
| Minutes: National Environmental Field Activities Program (NEFAP) Executive Committee (March 18, 2026) | 10-25-2026 |
| Minutes: National Environmental Field Activities Program (NEFAP) Executive Committee (February 18, 2026) | 10-25-2026 |
| Minutes: National Environmental Field Activities Program (NEFAP) Executive Committee (January 21, 2026) | 10-25-2026 |
|
| Minutes: Professional Development Program Executive Committee (June 16, 2026) | 10-22-2026 |
| Minutes: Professional Development Program Executive Committee (May 19, 2026) | 10-22-2026 |
| Minutes: Professional Development Program Executive Committee (April 21, 2026) | 10-22-2026 |
| Minutes: Laboratory Proficiency Testing Committee (October 7, 2026) | 10-22-2026 |
| Minutes: Laboratory Proficiency Testing Committee (September 17, 2026) | 10-22-2026 |
| Minutes: Laboratory Proficiency Testing Committee (September 4, 2026) | 10-22-2026 |
| Minutes: Laboratory Proficiency Testing Committee (June 26, 2026) | 10-22-2026 |
| Minutes: Board of Directors (September 9, 2026) | 10-22-2026 |
| Minutes: Chemistry FoPT Subcommittee (September 3, 2026) | 10-22-2026 |
| Minutes: Chemistry FoPT Subcommittee (June 12, 2026) | 10-22-2026 |
| Minutes: Policy Committee (October 2, 2026) | 10-22-2026 |
| Minutes: Quality Management Systems (July 13, 2026) | 10-22-2026 |
| Minutes: Quality Management Systems (June 8, 2026) | 10-22-2026 |
| Minutes: Quality Management Systems (May 11, 2026) | 10-22-2026 |
| Minutes: Quality Management Systems (April 13, 2026) | 10-22-2026 |
| Minutes: Quality Management Systems (March 9, 2026) | 10-22-2026 |
| Minutes: National Environmental Laboratory Accreditation Program (NELAP) Accreditation Council (June 15, 2026) | 10-22-2026 |
| Minutes: National Environmental Laboratory Accreditation Program (NELAP) Accreditation Council (May 18, 2026) | 10-22-2026 |
| Minutes: Laboratory Accreditation Body Committee (August 21, 2026) | 10-22-2026 |
| Minutes: Laboratory Accreditation Body Committee (July 24, 2026) | 10-22-2026 |
| Minutes: Laboratory Accreditation Body Committee (June 15, 2026) | 10-22-2026 |
| Minutes: Laboratory Accreditation Body Committee (May 26, 2026) | 10-22-2026 |
| Minutes: Advocacy (August 13, 2026) | 10-22-2026 |
| Minutes: Advocacy (July 2, 2026) | 10-22-2026 |
| Minutes: Advocacy (June 4, 2026) | 10-22-2026 |
| Minutes: Advocacy (May 7, 2026) | 10-22-2026 |
| Minutes: Advocacy (April 2, 2026) | 10-22-2026 |
| Minutes: Advocacy (March 5, 2026) | 10-22-2026 |
| Minutes: Advocacy (February 5, 2026) | 10-22-2026 |
| Minutes: Consensus Standards Development Executive Committee (September 10, 2026) | 10-22-2026 |
| Minutes: Credentials Committee (August 26, 2026) | 10-22-2026 |
| Minutes: Chemistry Expert Committee (September 16, 2026) | 10-22-2026 |
| Minutes: Chemistry Expert Committee (September 2, 2026) | 10-22-2026 |
| Minutes: Chemistry Expert Committee (August 4-5, 2026) | 10-22-2026 |
| Minutes: Asbestos Expert Committee (September 16, 2026) | 10-22-2026 |
| Minutes: Asbestos Expert Committee (July 15, 2026) | 10-22-2026 |
|
| Minutes: Policy Committee (July 17, 2026) | 10-20-2026 |
|
| News: Nominations for 2027 Board of Directors | 10-15-2026 |
The NELAC Institute
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.