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What does this data set describe?

Title:
Geophysical data of field activity N-PR-75-AK in North Slope, Alaska: Barrow to Nuiqsut, Alaska, to northern foothills of Brooks Range from 04/12/1975 to 05/17/1975
Abstract:
National Petroleum Reserve Alaska (NPRA),United States Geological Survey, Central Region, Energy Resources Team. Geophysical data of field activity N-PR-75-AK in North Slope, Alaska: Barrow to Nuiqsut, Alaska, to northern foothills of Brooks Range from 04/12/1975 to 05/17/1975, <http://walrus.wr.usgs.gov/infobank/n/npr75ak/html/n-pr-75-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/>, 20131101, Geophysical data of field activity N-PR-75-AK in North Slope, Alaska: Barrow to Nuiqsut, Alaska, to northern foothills of Brooks Range from 04/12/1975 to 05/17/1975: 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: -158.37674
    East_Bounding_Coordinate: -151.54763
    North_Bounding_Coordinate: 71.11880
    South_Bounding_Coordinate: 69.40860

  3. What does it look like?

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

    Beginning_Date: 12-Apr-1975
    Ending_Date: 17-May-1975
    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: Barrow to Nuiqsut, Alaska, to northern foothills of 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-75-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-75-ak.051 [SINS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197501010000001    197501010000178
    197501020000001    197501020000102
    197501030000001    197501030000016
    197501040000001    197501040000124
    197501050000001    197501050000064
    197501060000001    197501060000309
    197501070000001    197501070000071
    197501080000001    197501080000060
    197501090000001    197501090000274
    197501100000001    197501100000264
    197501110000001    197501110000037
    197501120000001    197501120000197
    197501130000001    197501130000189
    197501140000001    197501140000123
    197501150000001    197501150000199
    197501160000001    197501160000086
    197501170000001    197501170000258
    197501180000001    197501180000269
    197501190000001    197501190000475
    197501200000001    197501200000129
    197501210000001    197501210000343
    197501220000001    197501220000043
    197501230000001    197501230000322
    197501240000001    197501240000152
    197501250000001    197501250000281
    197501260000001    197501260000275
    197501270000001    197501270000133
    197501280000001    197501280000172
    197501290000001    197501290000082
    197501300000001    197501300000071
    197501310000001    197501310000177
    197502010000001    197502010000552
    197502020000001    197502020000564
    197502030000001    197502030000191
    197502040000001    197502040000062
    197502050000001    197502050000055
    197502060000001    197502060000217
    197502070000001    197502070000471
    197502080000001    197502080000068
    197502090000001    197502090000087
    197502100000001    197502100000158
    197502110000001    197502110000049
    197502120000001    197502120000182
    197502130000001    197502130000055
    197502140000001    197502140000170
    197502150000001    197502150000075
    197502160000001    197502160000074
    197502170000001    197502170000067
    197502180000001    197502180000206
    197502190000001    197502190000083
    197502200000001    197502200000088
    197502210000001    197502210000201
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Seismic Shots Data (n-pr-75-ak.420_051)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197501010000001    197502210000201
    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-75-AK data set <http://walrus.wr.usgs.gov/infobank/n/npr75ak/html/n-pr-75-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: 0.6
Network links: <http://walrus.wr.usgs.gov/infobank/n/npr75ak/html/n-pr-75-ak.nav.html>

Data format: ASCII Size: 0.6
Network links: <http://walrus.wr.usgs.gov/infobank/n/npr75ak/html/n-pr-75-ak.seis.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 01-Nov-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 Fri Nov 1 14:04:33 2013