Approximately 15%, 10%, and 5% of the RASEX, Microfronts95, and BOREAS records were soft flagged by the lag correlation test, respectively. In almost all of these cases, the correlation at zero lag was small and the lag was not systematic. These cases are not considered to be instrument problems. This flag was generally unimportant because much of the data had been preshifted for lag prior to release to the community