The AI-powered English dictionary
plural hydrographs
A graph of flow past a point in a river versus time. examples
A graph of water table versus time. quotations examples
A comparison of Silurian dolomite aquifer water-level hydrographs and pumpage graphs indicates that in general water-level decline is directly proportional to pumpage and suggests that recharge balances discharge.
1962, Arthur John Zeizel, Ground-water resources of Du Page County, Illinois