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What does this data set describe?

Title:
Geophysical data of field activity N-PR-77-AK in North Slope, Alaska: Point Lay to Point Barrow to Harrison Bay, Alaska, to the northern foothills of the Brooks Range from 02/17/1977 to 03/26/1977
Abstract:
National Petroleum Reserve Alaska (NPRA),United States Geological Survey, Central Region, Energy Resources Team. Geophysical data of field activity N-PR-77-AK in North Slope, Alaska: Point Lay to Point Barrow to Harrison Bay, Alaska, to the northern foothills of the Brooks Range from 02/17/1977 to 03/26/1977, <http://walrus.wr.usgs.gov/infobank/n/npr77ak/html/n-pr-77-ak.meta.html>.
Supplemental_Information:

Notes -
Data available from the U.S. Geological Survey
Central Region Energy Resources Team
National Petroleum Reserve, Alaska, (NPRA) Legacy Data Archive
[<A HREF="<http://nerslweb.cr.usgs.gov/default.htm>"
TARGET="new"><http://nerslweb.cr.usgs.gov/default.htm>].

Similar information is available for thousands of other USGS/CMG-related Activities.
If known, available are Activity-specific navigation, gravity, magnetics, bathymetry, seismic, and sampling data; track maps; and equipment information; as well as summary overviews, crew lists, and information about analog materials.
If available, access to physical samples is described in the "WR CMG Sample Distribution Policy" at: <http://walrus.wr.usgs.gov/infobank/programs/html/main/sample-dist-policy.html>
Primary access to the USGS/CMG Information Bank's digital data, analog data, and metadata is provided through... <http://walrus.wr.usgs.gov/infobank/>
This page accomodates a variety of search approaches (e.g., by platform, by region, by scientist, by equipment type, etc.).
  1. How should this data set be cited?

    U.S. Geological Survey (USGS) <http://www.usgs.gov/>, Coastal and Marine Geology Program (CMGP) <http://marine.usgs.gov/>, 20130331, Geophysical data of field activity N-PR-77-AK in North Slope, Alaska: Point Lay to Point Barrow to Harrison Bay, Alaska, to the northern foothills of the Brooks Range from 02/17/1977 to 03/26/1977: U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Menlo Park, CA.

    Online Links:

  2. What geographic area does the data set cover?

    West_Bounding_Coordinate: -161.85235
    East_Bounding_Coordinate: -151.55960
    North_Bounding_Coordinate: 71.47919
    South_Bounding_Coordinate: 68.42664

  3. What does it look like?

  4. Does the data set describe conditions during a particular time period?

    Beginning_Date: 17-Feb-1977
    Ending_Date: 26-Mar-1977
    Currentness_Reference: ground condition

  5. What is the general form of this data set?

  6. How does the data set represent geographic features?

    1. How are geographic features stored in the data set?

      Indirect_Spatial_Reference:
      North Slope, Alaska: Point Lay to Point Barrow to Harrison Bay, Alaska, to the northern foothills of the Brooks Range
      This is a Point data set. It contains the following vector data types (SDTS terminology):
      • Point

    2. What coordinate system is used to represent geographic features?

      Horizontal positions are specified in geographic coordinates, that is, latitude and longitude. Latitudes are given to the nearest 0.00001. Longitudes are given to the nearest 0.00001. Latitude and longitude values are specified in Decimal degrees.

      The horizontal datum used is North American Datum of 1927.
      The ellipsoid used is Clarke 1866.
      The semi-major axis of the ellipsoid used is 6378206.4.
      The flattening of the ellipsoid used is 1/294.98.

      Vertical_Coordinate_System_Definition:
      Depth_System_Definition:
      Depth_Datum_Name: Local surface
      Depth_Resolution: 0.1
      Depth_Distance_Units: meters
      Depth_Encoding_Method: Attribute values


  7. How does the data set describe geographic features?

    Entity_and_Attribute_Overview:
    Navigation with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.html>
    Entity_and_Attribute_Overview:
    Seismic Shots with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/seis.html>

Who produced the data set?

  1. Who are the originators of the data set? (may include formal authors, digital compilers, and editors)

  2. Who also contributed to the data set?

  3. To whom should users address questions about the data?

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

Why was the data set created?

These data and information are intended for science researchers, students from elementary through college, policy makers, and general public.

How was the data set created?

  1. From what previous works were the data drawn?

  2. How were the data generated, processed, and modified?

    Date: 27-Nov-2007 (process 1 of 1)
    Navigation Data 
    11/27/2007 clint n-pr-77-ak.420_051
/infobank/programs/time/lines2times/lines2times

    Person who carried out this activity:

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

  3. What similar or related data should the user be aware of?

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Unknown, USGS/CMG Information Bank <http://walrus.wr.usgs.gov/infobank/>: U.S. Geological Survey (USGS) <http://www.usgs.gov> Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Menlo Park, CA.

    Online Links:

How reliable are the data; what problems remain in the data set?

  1. How well have the observations been checked?

    Identified as best available version.

  2. How accurate are the geographic locations?

    Unspecified

  3. How accurate are the heights or depths?

    Unspecified

  4. Where are the gaps in the data? What is missing?

    Start and end date/times of data 

    Navigation Data (n-pr-77-ak.051 [SINS])
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197701010000001    197701010000486
197701020000001    197701020000363
197701030000001    197701030000392
197701040000001    197701040000171
197701050000001    197701050000134
197701060000001    197701060000104
197701070000001    197701070000086
197701080000001    197701080001202
197701090000001    197701090000070
197701100000001    197701100000126
197701110000001    197701110000136
197701120000001    197701120000097
197701130000001    197701130000124
197701140000001    197701140000133
197701150000001    197701150000361
197701160000001    197701160000353
197701170000001    197701170000361
197701180000001    197701180000358
197701190000001    197701190000136
197701200000001    197701200000044
197701210000001    197701210000124
197701220000001    197701220000360
197701230000001    197701230000344
197701240000001    197701240000110
197701250000001    197701250000070
197701260000001    197701260000191
197701270000001    197701270000162
197701280000001    197701280000148
197701290000001    197701290000083
197701300000001    197701300000073
197701310000001    197701310000091
197702010000001    197702010000132
197702020000001    197702020000084
197702030000001    197702030000095
197702040000001    197702040001149
197702050000001    197702050001148
197702060000001    197702060000507
197702070000001    197702070000413
197702080000001    197702080000129
197702090000001    197702090001107
197702100000001    197702100001035
197702110000001    197702110003129
197702120000001    197702120000394
197702130000001    197702130000139
197702140000001    197702140000492
197702150000001    197702150001017
197702160000001    197702160000251
197702170000001    197702170000048
197702180000001    197702180000046
197702190000001    197702190000069
197702200000001    197702200000045
197702210000001    197702210000041
197702220000001    197702220000040
197702230000001    197702230000073
197702240000001    197702240000040
197702250000001    197702250000104
197702260000001    197702260000038
197702270000001    197702270000080
197702280000001    197702280000042
197703010000001    197703010000132
197703020000001    197703020000033
197703030000001    197703030000032
197703040000001    197703040000137
197703050000001    197703050000044
197703060000001    197703060000090
197703070000001    197703070000090
197703080000001    197703080000076
197703090000001    197703090000346
197703100000001    197703100000069
197703110000001    197703110000086
197703120000001    197703120000073
197703130000001    197703130000200
197703140000001    197703140000079
197703150000001    197703150000162
197703160000001    197703160000579
197703170000001    197703170005200
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Seismic Shots Data (n-pr-77-ak.420_051)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197701010000001    197703170005200
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST

  5. How consistent are the relationships among the observations, including topology?

    Unspecified

How can someone get a copy of the data set?

Are there legal restrictions on access or use of the data?

Access_Constraints:
Physical materials are under controlled on-site access.
If available, access to physical samples is described in the "WR CMG Sample Distribution Policy" at: <http://walrus.wr.usgs.gov/infobank/programs/html/main/sample-dist-policy.html>
Use_Constraints:
Please recognize the U.S. Geological Survey (USGS) as the source of this information.
Physical materials are under controlled on-site access.
Some USGS information accessed through this means may be preliminary in nature and presented without the approval of the Director of the USGS. This information is provided with the understanding that it is not guaranteed to be correct or complete and conclusions drawn from such information are the responsibility of the user.
This information is not intended for navigational purposes.
Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government.

  1. Who distributes the data set? (Distributor 1 of 1)

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

  2. What's the catalog number I need to order this data set?

    Downloadable Data N-PR-77-AK data set <http://walrus.wr.usgs.gov/infobank/n/npr77ak/html/n-pr-77-ak.meta.html>

  3. What legal disclaimers am I supposed to read?

    Please recognize the U.S. Geological Survey (USGS) as the source of this information.
    Physical materials are under controlled on-site access.
    Some USGS information accessed through this means may be preliminary in nature and presented without the approval of the Director of the USGS. This information is provided with the understanding that it is not guaranteed to be correct or complete and conclusions drawn from such information are the responsibility of the user.
    This information is not intended for navigational purposes.
    Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government.

  4. How can I download or order the data?

    • Availability in digital form:

Data format: ASCII Size: 1.3
Network links: <http://walrus.wr.usgs.gov/infobank/n/npr77ak/html/n-pr-77-ak.nav.html>

Data format: ASCII Size: 1.3
Network links: <http://walrus.wr.usgs.gov/infobank/n/npr77ak/html/n-pr-77-ak.seis.html>

  • Cost to order the data: None

    • Who wrote the metadata?

    Dates:
    Last modified: 31-Mar-2013
    Metadata author:
    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

    Metadata standard:
    FGDC Content Standards for Digital Geospatial Metadata <http://www.fgdc.gov/> (FGDC-STD-001-1998 <http://www.its.nbs.gov/nbs/meta/meta.html>)

    Generated by mp version 2.9.13 on Sun Mar 31 07:30:07 2013