The Fitzroy River catchment system has many weirs and dams, used for farming, mining and domestic consumption.
The Fairbairn Dam on the Nogoa River and several weirs downstream on the Mackenzie River provide water for irrigating a wide range of crops including cotton, peanuts, chickpea, corn and horticulture including citrus, table grapes, melons, supplying water for coal mines and domestic use for the town of .