a plurality of reservoirs for storing water;

a plurality of channels fluidly connected between the plurality of reservoirs, wherein each of the plurality of channels is adapted for drainage of water from one of the plurality of reservoirs to an adjacent reservoir of the plurality of reservoirs;

a central computer configured for receiving data, storing data, and providing control commands, wherein the data stored in the central computer comprises topographical data corresponding to each of the plurality of reservoirs, the topographical data usable by the central computer to determine a quantity of water stored in each of the plurality of reservoirs;

a plurality of control units in communication with the central computer, wherein the plurality of control units are capable of sending a set of local condition data to the central computer and further capable of receiving control commands from the central computer; and

a plurality of water shutoff valves, wherein each of the plurality of water shutoff valves is positioned near a corresponding channel of the plurality of channels, wherein each of the plurality of water shutoff valves is positioned to selectively allow or block a flow of water through the corresponding channel, and wherein each of the plurality of water shutoff valves is controlled by a corresponding control unit of the plurality of control units.