Reference lidar profiles are from quality approved NDACC* (Network for the Detection of Atmospheric Composition Change) member stations. NDACC controls the quality of the contributing instruments by standard operation procedures, instrument and algorithm comparisons. Currently 9 lidar instruments are operating globally.

*formerly NDSC (Network for the Detection of Stratospheric Change)

The following table lists the lidar stations. To see the results of the comparisons between satellite and lidar ozone profiles click on the stations name.