Water quality of the tidal Potomac River and estuary
Subtitle: hydrologic data report, 1979 water year
By: Stephen F. Blanchard and D.C. Hahl
Contributors: Hahl, D. C; Geological Survey (U.S.)
Series: Open-file report -- 81-1074; Open-file report (Geological Survey (U.S.)) -- 81-1074
Publisher: U.S. Geological Survey
Published: 1981
Place of publication: [Reston, Va.]
Language: eng
Format: Microform
Subjects: Water quality -- Potomac River
Notes: Microfiche. [Denver, Colo. : U.S. Geological Survey, 1981?]. 3 microfiches ; 11 x 15 cm

Bibliography: p. 19-20