The California VFC Program requires calibration testing annually or every other year for all digital data loggers.
There are several accredited laboratories that perform calibration testing services, here is a small list to get you started. Accredited Labs may also be found using the additional resources listed at the bottom of the page. (Updated 5/21)
| Accredited Labs | Address | Telephone | Accreditor |
|---|---|---|---|
| Control Solutions, Inc. | 35851 Industrial Way, Suite D St. Helens, OR 97051 |
503-410-5996 | PJLA |
| Merit Calibrations* | 7923 Warner Avenue. Suite K Huntington Beach, CA 92647 | 657-259-0597 | ISA |
| MDQ Calibration | 879 Maple Street Contoocook, NH 03229 |
603-746-5524 | PJLA |
| Onset Computer Corporation (Onset products only) | 470 MacArthur Blvd. Bourne MA, 02532 | 800-564-4377 | ANAB |
*Provides on-site calibration services
Additional resources:
You may also search these sites for a lab accredited specifically for digital data logger calibration.
- The American Association for Laboratory Accreditation (A2LA)
- The ANSI National Accreditation Board (ANAB)
- International Accreditation Service (IAS)
- Perry Johnson Laboratory Accreditation, Inc. (PJLA)
- National Voluntary Laboratory Accreditation Program(NVLAP)