Water Carry On!, also known as The Dam!, is a mission in Grand Theft Auto 2 given to protagonist Claude Speed by Scientist boss Dr. LaBrat. The mission is the second job available from the red Scientist phone in Dominatrix of the Residential District.
The H2000 Water Company is troubling the Scientists and they need the problem gone. They hire Claude to attack the Dam, sabotage it, and escape.
The reward for completing this mission is $70,000.