Please note that starting April 1 2011, the daily dose data will be available for select station across Canada and will only be updated 3 times a week; however, Health Canada will continue to monitor the data on a daily basis.

http://www.hc-sc.gc.ca/hc-ps/ed-ud/respond/nuclea/_data/surveil-eng.php

So, shutting down does not appear to have happened.