a gas turbine combustion air cooling system includes an intake a duct having an inlet region and an outlet , the duct adapted to supply ambient air to an inlet of a compressor ; a first set of nozzles for spraying atomized water into the ambient air at a location adjacent the duct inlet ; a second set of nozzles for spraying atomized water into the ambient air to supersaturate the ambient air at a location proximate the compressor inlet ; and a control system for apportioning water to the first and second sets of nozzles .