Knott, Jayne Fifield <br/><br/>
Estimation of recharge rates to the sand and gravel aquifer using environmental tritium, Nantucket Island, Massachusetts / 
by Jayne Fifield Knott and Julio C. Olimpio 
 - Denver, CO :  For sale by the Books and Open-file Reports Section, U.S. Geological Survey, Federal Center,  1986 
 - iv, 26 p. :  ill. ;  28 cm. 
 - U.S. Geological Survey water-supply paper ;  2297 .
<br/><br/> Prepared in cooperation with the Commonwealth of Massachusetts, Water Resources Commission, Division of Water Resources 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Groundwater flow--Massachusetts--Nantucket Island<br/>Aquifers--Massachusetts--Nantucket Island<br/>Radioactive tracers in hydrogeology<br/>Tritium
<br/><br/><label>Dewey Class. No.: </label>553.790974497