Transport of dissolved and suspended material by the Potomac River at Chain Bridge, at Washington, D.C., water years 1978-81 : a water quality study of the tidal Potomac River and...

by Blanchard, Stephen F.
Published: Dept. of the Interior, U.S. Geological Survey ; For sale by the Books and Open-File Reports Section, 1987

Recent improvements to the U.S. Geological Survey streamgaging program

by Blanchard, Stephen F.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2007

Dissolved silica in the tidal Potomac River and Estuary, 1979-81 water years : a water quality study of the tidal Potomac River and Estuary

by Blanchard, Stephen F.
Published: U.S. Geological Survey, 1988

External task force review of the U.S. Geological Survey Federal-State Cooperative Water Program, August 1999

by Geological Survey (U.S.)
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; For sale by U.S. Geological Survey, Information Services, 1999

External task force review of the U.S. Geological Survey Federal-State Cooperative Water Program, August 1999

by Geological Survey (U.S.),
Published: U.S. Department of the Interior, U.S. Geological Survey, 1999

Surface-water-quality assessment of the upper Illinois River Basin in Illinois, Indiana, and Wisconsin : cross-sectional and depth variation of water-quality constituents and prope...

by Marron, D. C.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 1995

Surface-water-quality assessment of the upper Illinois River Basin in Illinois, Indiana, and Wisconsin : cross-sectional and depth variation of water-quality constituents and prope...

by Marron, D. C.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; ESIC, Open-File Reports Section [distributor], 1995

Report of the river master of the Delaware River for the period December 1, 2002-November 30, 2003

by Krejmas, Bruce E.
Published: U.S. Geological Survey, 2009

Report of the River Master of the Delaware River for the period December 1, 2003 - November 30, 2004

by Krejmas, Bruce E.
Published: U.S. Geological Survey, 2009

Surface-water-quality assessment of the upper Illinois River Basin in Illinois, Indiana, and Wisconsin : results of investigations through April 1992

by Schmidt, A. R.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Branch of Information Services [distributor], 1997

Surface-water-quality assessment of the upper Illinois River Basin in Illinois, Indiana, and Wisconsin : results of investigations through April 1992

by Schmidt, A. R.,
Published: U.S. Geological Survey, 1997