2 edition of High-resolution seismic survey of an offshore area near Nome, Alaska found in the catalog.
High-resolution seismic survey of an offshore area near Nome, Alaska
A. R. Tagg
Bibliography: p. 22-23.
|Statement||by A. R. Tagg and H. G. Greene.|
|Series||Studies on the marine geology of the Bering Sea, Geological Survey professional paper 759-A, Geological Survey professional paper ;, 759-A.|
|Contributions||Greene, H. G., joint author.|
|LC Classifications||GC84.2.N67 T33|
|The Physical Object|
|Pagination||iii, 23 p.|
|Number of Pages||23|
|LC Control Number||72600367|
The output of an air gun array is typically illustrated by a normalized pressure time sequence called a signature of a in. 3 air gun subarray is shown in Figure measure of the strength of the source is the peak-to-peak pressure, which is often quoted in pressure units of bars at 1 m ft in (bar meters). Another measure of the performance of the array is the Link: Web page. Abstract. The NPRA is a poly-history basin on the North Slope of Alaska. The USGS has recently released a robust dataset including 2D seismic and well data from an exploration program run by the U.S Navy and the USGS from to which amounts to o kilometers of 2D line data and 37 exploratory wells.
Edgetech SBi chirp system. Water depths in the survey area ranged from 6 m near shore to m at the northwest corner of the survey area. Figures H-1 and H-2 show the survey area and individual track lines. The Edgetech chirp subbottom-profiling system consisted of a source transducer and. If high-resolution seismic of the shallow subsurface is the objective, it is important to extend the high-frequencies as much as possible. For a source at a depth of m, the second ghost notch is at frequency f 1 = Hz, but the low-frequency amplitudes are much lower than for a .
This article showcases ‘passive’ seismic survey as a rapid and versatile alternative means of imaging the subsurface, using the Phase 2 extension area of Aggregate Industries UK Ltd’s Bardon Hill Quarry in Charnwood Forest, Leicestershire, as an example. NOAA regularly fund seismic surveys in U.S. offshore waters, including the Atlantic. To locate or avoid sensitive resources (i.e., high-resolution seismic and coring) Based on both available scientific knowledge and operational experience, there is no evidence to suggest that the sound produced during an oil and gas industry seismic survey.
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HIGH-RESOLUTION SEISMIC SURVEY OF AN OFFSHORE AREA NEAR NOME, ALASKA By A. Alaska book and H. GREENE ABSTRACT A high-resolution seismic survey was made south of Seward Peninsula in Norton Sound, Alaska, during the summer ofto Cited by: 7.
High-resolution seismic survey of an offshore area near Nome, Alaska Professional Paper A By: A.R. Tagg and H. Gary Greene. Get this from a library. High-resolution seismic survey of an offshore area near Nome, Alaska.
[A R Tagg; H G Greene] -- Additional title page description: Description and interpretation of data from seismic records and bathymetric charts. PA High-resolution seismic survey of an offshore area near Nome, Alaska,Geological Survey Professional Paper, PA.
[United State Geological Survey.] on *FREE* shipping on qualifying offers. PA High-resolution seismic survey of an offshore area near Nome, Alaska,Geological Survey Professional PaperAuthor: United State Geological Survey. High-resolution seismic survey of an offshore area near Nome, Alaska (DLC) (OCoLC) Material Type: Document, Government publication, National government publication, Internet resource: Document Type: Internet Resource, Computer File: All Authors / Contributors: A R Tagg; H G Greene; Geological Survey (U.S.).
SEISMIC REFLECTION SURVEYS NEAR MARSTON, MISSOURI P3 89°37'30" 89°30' 36°30' 36°22'30' 10 KILOMETERS J Figure 2. Map showing location of U.S. Geological Survey (USGS) Vibroseis line S-3 (hachured line), six high-resolution Mini-Sosie seismic reflection lines (heavy black lines), and three drill holes (black well symbols)Cited by: 5.
Seismic surveys are conducted by deploying an array of energy sources and an array of sensors or receivers in an area of interest. Figure shows a seismic survey on land. The source of seismic waves is either an explosive which directly generates the seismic wavelet or a mechanical source which is commonly a vibrator, which uses a steel High-resolution seismic survey of an offshore area near Nome plate in contact with the ground and transmits.
Tagg, A.R. and Greene, H.G. () ‘High-resolution seismic survey of an offshore area near Nome, Alaska’, US Geol Surv. Prof. Paper A, A1-A Google Scholar Vorob’yev, V.B. () ‘Mineral distribution in a gold beach placer’.Cited by: 5. Nome, Alaska is located on the southern coastline of the Seward Peninsula, on the northern coast of Norton Sound, which is a part of the northeastern Bering Sea ().Gold is abundant offshore (Koschmann and Bergendahl, ; Garnett, ) at Nome because fluvial and glacial processes transported gold from gold-enriched bedrock in the uplands into the marine environment where it was further Cited by: The St.
Louis metropolitan area is the focus of the U.S. Geological Survey's Earthquake Hazard Program's plan for assessing the likely risks of an earthquake emanating from the New Madrid Seismic. Geology and Mining History of Alaska I - Federal Publications: Home Page: Sale: List of catalogs on this website: Contact information: H.
/ HIGH-RESOLUTION SEISMIC SURVEY OF AN OFFSHORE AREA NEAR NOME, ALASKA,pb, 23 pages, 14 figs., $ 6 MF / ISOPACH MAP OF THE BERING SEA AREA, ALASKA, $ 10MF / STRUCTURE CONTOUR MAP. Recently, many national news outlets picked up a story about the earthquake and tsunami threat posed by Alaska’s Shumagin Gap.
The headlines were frightening. Representative examples include “Alaska at risk of a massive earthquake and tsunami similar to devastating Japan event” (Newsweek) and “Fault linked to big tsunamis found off Alaska” (The Weather Channel). U.S. Geological Survey - WRD Mound View, Minnesota High Resolution Seismic Reflection Survey to Map Bedrock and Glacial/Fluvial Layers at the U.S.
Navy Northern Ordnance Plant (NIROP) in Fridley, Minnesota Open-file Report No. Kansas Geological Survey University of Kansas Lawrence, Kansas February 6, File Size: 9MB. 1 Introduction to seismic data and processing Chapter contents Seismic data and their acquisition, processing, and interpretation This spread is the case for most offshore seismic surveys using airgun or other survey area into a number of equal-sized CMP bins and, for each bin, File Size: KB.
USGS Professional Paper A: High-resolution seismic survey of an offshore area near Nome, Alaska. By A. Tagg and H. Greene. Studies on the marine geology of the Bering sea. 23p., 14 figures. Description and interpretation of data from seismic records and bathymetric charts.
Greece, near the Hellenic Trench in the deepest part of the Mediterranean Sea The specified area was less than 4, meters (13, feet) in depth and mea-sured square kilometers ( square High-Resolution Images Identify Formation Bedding and. An earthquake expert at the University of California, Riverside is leading a team of seismologists and volcanologists to conduct an experiment in.
GIS application in mineral resource analysis-A case study of offshore marine placer gold at Nome, Alaska H., Li, H., Chen, G., Zhou, W., Huang, S., Application of web GIS for Nome Alaska offshore mineral resource management and utilization. High-resolution Seismic Survey of an Offshore Area near Nome.
Geological Survey. Challenges remain for seismic survey vessel market. While much of the offshore industry is slowly rebounding, the seismic vessel survey market continues to be challenging for those contractors that still remain active. And that list has become much smaller in the past few years.
Companies have exited the market, filed bankruptcy, and sold their. Reflection seismology (or seismic reflection) is a method of exploration geophysics that uses the principles of seismology to estimate the properties of the Earth's subsurface from reflected seismic method requires a controlled seismic source of energy, such as dynamite or Tovex blast, a specialized air gun or a seismic vibrator, commonly known by the trademark name Vibroseis.
Managing the signal that we send into the earth has as important an effect on the quality of the result as the method of recording. Ghost removal and positioning accuracy are key elements. Modern, marine seismic acquisition still relies on airgun sources, but alternatives may offer advantages in certain areas.MS Book and Mineral Company USGS Professional Papers 3 - Geologic and Mining Related, Numbers - M.
D., / GRAVITY, MAGNETIC, AND SEISMIC STUDIES OF THE SILVER CLIFF AND ROSITA HILLS VOLCANIC AREA, COLORADO,pb, 17 H. G. / HIGH-RESOLUTION SEISMIC SURVEY OF AN OFFSHORE AREA NEAR NOME, ALASKA,pb, 23 pages.Consent Needed: Consent for survey is required for all seismic surveys and high resolution seismic site surveys on the UKCS.
Additional requirements may also apply within license c surveys within internal or territorial waters (up to 12 miles offshore) do not currently require consent (as there is no legal provision) but notification of survey is required.