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Sea Level Datum of 1929
Known as:
NVGD29
, NGVD 29
, National Geodetic Vertical Datum of 1929
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The Sea Level Datum of 1929 was the vertical control datum established for vertical control surveying in the United States of America by the General…
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Cartography
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Topography
Papers overview
Semantic Scholar uses AI to extract papers important to this topic.
Review
2016
Review
2016
Network global navigation satellite system surveys to harmonize American and Canadian datum for the Lake Champlain Basin
R. H. Flynn
,
Paul H. Rydlund
,
Daniel J. Martin
2016
Corpus ID: 130792930
Historically high flood levels were observed during flooding in Lake Champlain and the Richelieu River from late April through…
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2006
2006
ESTIMATING WATER DEPTHS USING ARTIFICIAL NEURAL NETWORKS
E. Roehl
2006
Corpus ID: 8361662
The real-time Everglades Depth Estimation Network (EDEN) has been established in the Everglades of South Florida, USA, to support…
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2004
2004
On the Erosive Trail of A 14Th and 15Th Century Hurricane in Connecticut (Usa) Salt Marshes
O. V. D. Plassche
,
A. Wright
,
K. Borg
,
A. D. Jong
Radiocarbon: An International Journal of…
2004
Corpus ID: 129528756
This paper examines if an erosive hiatus found in the peat stratigraphy and marsh-accumulation record from northwest Hammock…
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2003
2003
Historical ground-water-flow patterns and trends in iron concentrations in the Potomac--Raritan--Magothy aquifer system in parts of Philadelphia, Pennsylvania, and Camden and Gloucester Counties, New…
R. A. Sloto
2003
Corpus ID: 128639361
The Potomac-Raritan-Magothy (PRM) aquifer system is an important sole-source ground-water supply in Camden and Gloucester…
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Review
1985
Review
1985
Hydrologic and geochemical data for the Big Brown lignite mine area, Freestone County, Texas
M. E. Dorsey
1985
Corpus ID: 140669079
Lignite mining in east and east-central Texas is increasing in response to increased energy needs throughout the State…
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Review
1983
Review
1983
Geologic reconnaissance of an extensive clay unit in north-central Suffolk County, Long Island, New York
R. Krulikas
,
E. J. Koszalka
1983
Corpus ID: 129242910
Purpose and scope: This report presents results from an evaluation of geologic data collected and compiled as part of a…
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Review
1983
Review
1983
Hydrology of the Little Androscoggin River Valley aquifer, Oxford County, Maine
Daniel J. Morrissey
,
D. L. Peck
1983
Corpus ID: 131441208
The Little Androscoggin River valley aquifer, a 15-squaremile sand and gravel valley-fill aquifer in southwestern Maine, is the…
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Review
1982
Review
1982
Size-Specific Emergence of the Marsh Snail, Littorina irrorata: Effect of Predation by Blue Crabs in a Virginia Salt Marsh
Hilary S. Stanhope
,
W. C. Banta
,
M. Temkin
1982
Corpus ID: 55926066
Marsh periwinkles of 5 to 7 mm in shell height were eaten regularly by blue crabs. Fractures marking unsuccessful crab attacks…
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Review
1981
Review
1981
Hydrology of area 32, Eastern Region, Interior Coal Province, Indiana
D. Wangsness
,
R. Miller
,
Z. C. Bailey
,
C. G. Crawford
1981
Corpus ID: 127182150
The Eastern Coal Region is divided into 35 separate hydrologic reporting areas. The division is based on hydrologic factors…
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1980
1980
Simulated effects of ground-water development on potentiometric surface of the Floridan Aquifer, west-central Florida
W. Wilson
,
J. Gerhart
1980
Corpus ID: 129206892
A digital model of two-dimensional ground-water flow was used to predict changes in the potentiometric surface of the Floridan…
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