Saltwater intrusion in the Floridan aquifer, coastal Citrus and Hernando Counties, Florida, 1975
L. R. Mills, Paul D. Ryder
1977, Water-Resources Investigations Report 77-100
The coastal parts of Citrus and Hernando Counties, Fla., are undergoing extensive urban development along U.S. Highway 19. The Floridan aquifer, a thick sequence of limestone and dolomite , is the principal source of water supply for the coastal parts of these two counties. The construction of canals that penetrate...
Geologic map of the Hyden West quadrangle, Leslie and Perry Counties, Kentucky
Richard Quintin Lewis Sr.
1977, Open-File Report 77-878
Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: August 1977
J.B. Townshend, J.E. Papp, M.J. Moorman, C.E. Deadmon, S.P. Tilton
1977, Open-File Report 77-300-H
The preliminary geomagnetic data included here is made available to scientific personnel and organizations, as part of a cooperative effort and on a data exchange basis because of the early need by some users. To avoid delay, all of the data is copied from original forms processed at the observatory;...
Map showing extent, altitude of base, and thickness of Potomac Group in Fairfax County, Virginia
J. D. Larson, A.J. Froelich
1977, Open-File Report 77-286
Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: September 1977
J.B. Townshend, J.E. Papp, M.J. Moorman, C.E. Deadmon, S.P. Tilton
1977, Open-File Report 77-300-I
The preliminary geomagnetic data included here is made available to scientific personnel and organizations, as part of a cooperative effort and on a data exchange basis because of the early need by some users. To avoid delay, all of the data is copied from original forms processed at the observatory;...
Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: October 1977
J.B. Townshend, J.E. Papp, M.J. Moorman, C.E. Deadmon, S.P. Tilton
1977, Open-File Report 77-300-J
The preliminary geomagnetic data included here is made available to scientific personnel and organizations, as part of a cooperative effort and on a data exchange basis because of the early need by some users. To avoid delay, all of the data is copied from original forms processed at the observatory;...
Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: November 1977
J.B. Townshend, J.E. Papp, M.J. Moorman, C.E. Deadmon, S.P. Tilton
1977, Open-File Report 77-300-K
The preliminary geomagnetic data included here is made available to scientific personnel and organizations, as part of a cooperative effort and on a data exchange basis because of the early need by some users. To avoid delay, all of the data is copied from original forms processed at the observatory;...
Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: December 1977
J.B. Townshend, J.E. Papp, M.J. Moorman, C.E. Deadmon, S.P. Tilton
1977, Open-File Report 77-300-L
The preliminary geomagnetic data included here is made available to scientific personnel and organizations, as part of a cooperative effort and on a data exchange basis because of the early need by some users. To avoid delay, all of the data is copied from original forms processed at the observatory;...
Limnological studies of the major streams in Chester County, Pennsylvania
Bruce W. Lium
1977, Open-File Report 77-462
The major streams in Chester County, Pennsylvania were studied to determine their environmental state, and to relate this condition to land- use patterns. A biological numerical rating system on a scale of 1 to 10 was developed to classify stream conditions. One indicates extremely toxic conditions and 10 balanced biological...
Statistical data summaries: mineral industries of South American countries
Glenn L. Shaffer
1977, Open-File Report 77-556
Hydrology and water resources of the coastal drainage basins of northeastern Massachusetts : from Castle Neck River, Ipswich, to Mystic River, Boston
David F. Delaney, Frederick B. Gay
1977, Open-File Report 77-578
Morphology of chasma walls, Mars
Baerbel K. Lucchitta
1977, Open-File Report 77-678
Ground-water levels in alluvium on the south coast of Puerto Rico, February 1977
Jose Raul Diaz
1977, Open-File Report 77-696
Geologic Map Of The Ellendale Quadrangle, Tennessee
W. S. Parks
1977, Open-File Report 77-752
Overlay maps of the Forest City Quadrangle, Florida; surface-drainage basins; altitude of top of Floridan Aquifer; potentiometric surface of the Floridan Aquifer and areas of artesian flow, May 1974
C. H. Tibbals, W.D. Wood, L.J. Snell
1977, Open-File Report 77-260
Drainage basin map of Montgomery County, Maryland
Larry Mayer
1977, Open-File Report 77-512
Geologic map of the Parguera quadrangle, Puerto Rico
Richard P. Volckmann
1977, Open-File Report 77-183
No abstract available....
Overlay map of the glacial geology of parts of the Tyngsboro and Westford, Massachusetts, quadrangles
Richard H. Jahns, M.E. Willard, W. S. White, L.W. Currier, S.E. White
1977, Open-File Report 77-641
Geologic map of the Barcreek Quadrangle, Clay County, Kentucky
Alfred R. Taylor
1977, Open-File Report 77-679
Ground-water data for Michigan, 1976
G.C. Huffman
1977, Open-File Report 77-782
The purpose of this report is to make available the records of water levels in principal aquifers of the State through 1976 and to compile related data, such as records of ground-water pumpage. Also included in the report are data on municipal, public, and industrial water-supply facilities. Records of water...
Geologic map of the Beattyville Quadrangle, Lee and Owsley counties, Kentucky
Gordon Whitney Weir, R. E. Eggleton
1977, Open-File Report 77-579
Geologic map of the Bell Farm Quadrangle and part of the Barthell SW Quadrangle, McCreary and Wayne counties, Kentucky
J. Hiram Smith
1977, Open-File Report 77-873
Geologic map of the Big Creek Quadrangle, southeastern Kentucky
Richard Quintin Lewis Sr., Dan E. Hansen
1977, Open-File Report 77-879
Geologic map of Agua Caliente Springs quadrangle, San Diego County, California
Victoria R. Todd
1977, Open-File Report 77-742
No abstract available....
Geologic map of the Booneville Quadrangle, Owsley and Lee counties, Kentucky
Gordon Whitney Weir
1977, Open-File Report 77-537