Central Calibration Laboratories (CCLs) in the GAW Programme are assigned for most of the measured parameters. The main tasks of the calibration laboratories is
hosts WMO World Reference Standards
and reference scales.
Terms of Reference for GAW Central Calibration Laboratories (CCLs)
- Host in the long term (many decades) the GAW primary standard and scale for a
- Serve the needs of the other quality assurance facilities and activities of GAW.
- Prepare or commission laboratory standards required by the GAW network members
for calibration purposes.
- Supply well-calibrated air to GAW analytical laboratories as needed for conducting
inter-comparisons (in collaboration with the World or Regional Calibration Centres).
All CCLs can be found under "Central Facilities"