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2 edition of Crustal subsidence in eastern Maine found in the catalog.

Crustal subsidence in eastern Maine

D. A. Tyler

Crustal subsidence in eastern Maine

by D. A. Tyler

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  • 15 Currently reading

Published by The Division, for sale bythe National Technical Information Service in Washington, Springfield, Va .
Written in English

    Subjects:
  • Subsidences (Earth movements) -- Maine.

  • Edition Notes

    June 1979.

    Statementprepared by D. A. Tyler, J. Ladd, H. W. Borns, Maine Geological Survey through Weston Observatory, BostonCollege ; prepared for Division of Reactor Safety Research, Office of Nuclear Regulatory Research, U.S. Nuclear Regulatory Commission.
    SeriesNUREG/CR -- 0887
    ContributionsLadd, J. joint author., Borns, H. W. joint author., U.S. Nuclear Regulatory Commission. Division of Reactor Safety Research., Maine Geological Survey., Weston Observatory.
    The Physical Object
    Paginationiii, 4, 7 p. :
    ID Numbers
    Open LibraryOL16428772M

    These processes are responsible for the surficial geology of southern Maine. The crustal deformation in Maine during the Laurentide glaciation resulted in a large depression several hundred feet deep (MGS, a). As a result of this depression a marine transgression ensued an was responsible for glacio-marine deposits in southern and central.   A profile of crustal structure was obtained by shooting a long-range seismic experiment across the Central Graben, the main axis of subsidence. A seabed array of 12 seismometers in the graben was used to record shots fired in a line km long across the by:

    Eastern Alliance Insurance Group provides superior workers' compensation insurance products and services. We create better outcomes for agents, policyholders and their employees. We focus on value-added partnerships, workplace safety, and returning injured workers to wellness and the dignity of work.   The subsidence area extends ∼65 km from east to west and ∼12 km from north to south, including an area of ∼– km 2 in the valley. The main subsidence feature is elongated along the axis of the valley and appears to be related to its flat plains, flanked by mountainous areas to Cited by:

    Thomas P. Becker, Lori L. Summa, Mihai N. Ducea, Garry D. Karner, "Temporal growth of the Puna Plateau and its bearing on the post–Salta Rift system subsidence of the Andean foreland basin at 25°30′S", Geodynamics of a Cordilleran Orogenic System: The Central Andes of Argentina and Northern Chile, Peter G. DeCelles, Mihai N. Ducea, Barbara Carrapa, Paul A. Kapp. @article{osti_, title = {Subsidence history and tectonic evolution of Campos basin, offshore Brazil}, author = {Mohriak, W.U. and Karner, G.D. and Dewey, J.F.}, abstractNote = {The tectonic component of subsidence in the Campos basin reflects different stages of crustal reequilibration subsequent to the stretching that preceded the breakup of Pangea.


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Crustal subsidence in eastern Maine by D. A. Tyler Download PDF EPUB FB2

Crustal subsidence in eastern Maine [D. Tyler] on *FREE* shipping on qualifying offers. This volume is produced from digital images created through the University of Michigan University Library's large-scale digitization efforts.

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Get this from a library. Crustal subsidence in eastern Maine. [D A Tyler; J Ladd; H W Borns; U.S. Nuclear Regulatory Commission. Division of Reactor Safety Research.; United States.

National Technical Information Service.; Maine Geological Survey.; Weston Observatory.]. Get this from a library. Crustal subsidence in eastern Maine. [D A Tyler; J Ladd; H W Borns; U.S. Nuclear Regulatory Commission.

Division of Reactor Safety Research.; Maine Geological Survey.; Weston Observatory.]. Crustal subsidence in eastern Maine.

Authors. David A. Tyler Jon Ladd Harold W. Borns Jr. Files. Download. Download Full Text ( KB) Document Type. Text. Description. Maine Geological Survey, Open-File Report Comparison of vertical leveling data from and surveys. Plate shows crustal movement on a line from Bangor to : David A Tyler, Jon Ladd, Harold W Borns Jr.

Buy Crustal subsidence in eastern Maine (NUREG/CR) by D. A Tyler (ISBN:) from Amazon's Book Store. Everyday low prices and free delivery on eligible : D. A Tyler. Survey and surveys of the line from Bangor to Calais, Maine, coupled with geological and historical data, indicates that the coastal zone is warping downward towards the east.

Between and the relative subsidence was up to mm. This is a minimum figure. Data. As a part of an ongoing study of crustal dynamics in New England, the University of Maine undertook a study of crustal subsidence in Eastern Maine. Previous studies have indicated a subsidence rates of the coastal region with respect to stable inland monuments of up to 9 mm/yr.

By D. (David A.) Tyler, H. (Harold W.) Borns, J. (Jonathan) Ladd, Weston Observatory., Maine Geological Survey. and U.S. Nuclear Regulatory Commission. structures in coastal Maine. Most rapid present-day subsidence is located in eastern Washington County where a maximum relative rate of m per century has been measured (Tyler and Ladd, ).

Between andsubsidence in the area Cited by: 3. Rivaling the Himalaya in relief, the Longmen Shan is probably one of the most enigmatic mountain ranges in the world: high mountains reach more than m relief but without adjacent foreland subsidence.

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Subsidence and Eustasy at the Continental Margin of Eastern North America. Book Editor(s): Manik Talwani. Search for more papers by this author. William Hay. The resulting subsidence contains terms due to both “tectonic” and “eustatic” effects.

By assuming the tectonic subsidence is thermal in origin these effects can be by:   The Atlantic Coast of North America is increasingly affected by flooding associated with tropical and extratropical storms, exacerbated by the combined effects of accelerated sea‐level rise and land subsidence.

The region includes the collapsing forebulge of the Laurentide Ice by: The crustal down warping is most apparent in eastern Maine, where releveling data indicate a modern subsidence rate of as much as 9 mm/yr. The anomalously rapid sea-level rise resulting from this subsidence has caused erosion and submergence of archeological sites.

search input Search input auto suggest. search filterCited by: cm/ years. This has been attributed to long term climate change and crustal subsidence (Scott et al., ). A summary of the glacial history of the region over the past ka provides an understanding of the relative sea level change and a perspective on future potential change.

This is especially the case in eastern New Brunswick where the ice-induced subsidence reaches a maximum of 3–4 mm/yr and the ocean-induced subsidence is relatively small at ∼ mm/yr. The ocean loading produces a maximum gradient perpendicular to the coast with maximum subsidence rates of up to ∼1 mm/yr in Cape Cod and the east coast of Nova by: Haikou and its adjacent region present a subsidence in a long time.

The southern part of the middle segment of the Wangwu-Wenjiao fault uplifts relative to the northern. Meanwhile, the western part uplifts relative to the eastern NSB.

The vertical crustal motion and the two normal faults nearly correspond to Cited by: 1. Plutons are igneous rocks that form when magma (molten rock) cools and solidifies at depth. Maine plutons range in age from Ordovician through Cretaceous ( to 65 million years old), with the preponderance being Late Silurian to Devonian ( to million years) in age.

Density‐driven lower crustal flow away from the ESRP is proposed to accommodate subsidence and maintain isostatic equilibrium.

Timing of subsidence is constrained by ESRP exploratory wells, where Ma rhyolites at a depth of km indicate most subsidence occurred prior to their emplacement, and by strong spatial correlations between. Mareographs indicate that eastern Maine is undergoing more rapid contemporary submergence than localities to the south and west, and that this may result from crustal subsidence in the Eastport area.

The simplest explanation for neotectonic activity in the area involves vertical crustal movement as a consequence of the collapse of a Cited by: 3.The pattern of historical ground deformation, seismicity, and crustal structure near Medicine Lake volcano illustrates a close relation between magmatism and tectonism near the margin of the Cascade volcanic chain and the Basin and Range tectonic province.

Subsidence occurs mainly by aseismic creep within 25km of the summit, where the crust has been heated and weakened by intrusions, and by.About Cookies, including instructions on how to turn off cookies if you wish to do so. By continuing to browse this site you agree to us using cookies as described in .