No abstract

No abstract

Significance of observed relations.________________ A-13 Introduction.__ __ __ ___ ____ Comparison with results of other studies_______ 15 Hydrology of the basin 2 Computation of groundwater parameters with the aid Physical characteristics 2 of gtreamflow data___________________ 16 Precipitation _ __ ___. 2 Gravity yield of the zone of water-table fluctuation. 16 Runoff.. 2 Computation by method A______________ 16 Ground water __ _____ __________ 3 Computation by method B______________ 17 Water budgets... . 8 Evaluation of results..___.__._._..._ Relation between groundwater stage and base flow of Coefficient of transmissibility of rocks in the basin.. Brandywine Creek _ 9 Conclusions_.__________________________ Fluctuations of water table compared to fluctuations References.________________________________________ 21 of base flow________________________________ 9 Groundwater stage in index wells compared to base flow_________________________. 12 m CONTRIBUTIONS TO STREAM-BASIN HYDROLOGY RELATION BETWEEN GROUND WATER AND SURFACE WATER IN BRANDYWINE CREEK BASIN, PENNSYLVANIA

Flow-duration characteristics_____________________ 8 Relations between Qoo and average annual precipitation. _______________________________ 9 Relations between Qw/Qa and average annual precipitation _____________________________ 9 Relations between Qw and average annual dis-charge_________________________________ 9 Page Streamflow parameters Continued Flow-duration characteristics Continued Residual effect of basin size on Qw. ___________ Bll Flow-frequency characteristics.___________________ Base-flow characteristics.________________________ Methods of relating base-flow recession curves.. Relations between base-flow parameters and average annual precipitation____-_______-_-16 Relations between geology and streamflow in a region of complex geology and relatively uniform precipitation. _ 17 Conclusions ________________________________________ References.________________________________________

No abstract