Yes, the total amount of tritium that would have been released as a result of the event on the weekend was initially estimated to be about 18 kilograms, and with more refined calculations we determined that it was in the order of 11 kilograms. That's 11 kilograms of heavy water that would have been released through the ventilation system. That was in fact monitored, recorded, and will be reported.
On February 24th, 2009. See this statement in context.