APPENDIX 16.1 



UNITED STATES DEPARTMENT OF THE INTERIOR 



GEOLOGICAL SURVEY 



in Cooperation with 



STATES OF MARYLAND, PENNSYLVANIA, AND VIRGINIA 



ESTIMATED STREAMFLOW ENTERING CHESAPEAKE BAY 



A monthly summary of cumulative streamflow into the Chesapeake Bay 

 designed to aid those concerned with studying and managing the Bay's 

 resources. For additional information, contact the District Chief, 

 US. Geological Survey, 208 Carroll Building 8600 La Salle Road 

 Towson, Marylond 21204 Phone 301-828-1535 



January 1, 1577 

 4 Q Q ^ T !■■ ~ ., T T" p 



JAN FES MAR APR MAY JUNE JULY AUG SEPT OCT NOV DEC 



150 



50 

 30 



T I I I I I I I I ! iT~rr I I 1 I I I I ui I n I I I I 



Annual mean streomflow into Chesapeake Boy by calender years _ 



I_i_l-L-L-1 I 1 1-LJL.1_J_1.J-L L-L1-J_I I I I I I I II I 

 950 '55 '60 65 70 75 1980 



285 



