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What does this data set describe?

Title:
Geophysical data of field activity K-1-83-NP in Washington Coast, North Pacific from 09/16/1983 to 10/07/1983
Abstract:
United States Geological Survey, Menlo Park, California,Hawaii Institute of Geophysics. Chief Scientists: Jim Gardner, Mark Holmes. Geophysical data (200khz, 3dot5khz, gravity, magnetics, sidescansonar, airgun, LoranC, transitsatellite) of field activity K-1-83-NP in Washington Coast, North Pacific from 09/16/1983 to 10/07/1983, <http://walrus.wr.usgs.gov/infobank/k/k183np/html/k-1-83-np.meta.html>.
Supplemental_Information:

Equipment Used -
200khz bathymetry
3dot5khz bathymetry
gravity Lacoste Romberg S-33
magnetics Geometrics G 801-3
sidescansonar
airgun 40 and 120 cu. in.
LoranC
transitsatellite Omega navigation system
Publications -
Edwards, B.D., Carlson, P.R., Gardner, J.V., Holmes, M.L., and Karl, Herman A., 1984,
Surface morphology of the Gorda Ridge as seen by the SeaMARC II seafloor mapping system,
in Society of Economic Paleontologists and Mineralogists first annual midyear meeting:
Society For Sedimentary Geology Midyear Meeting Abstracts , v. 1, p. 29-30.<BR>
<HR>
Holmes, M.L., Gardner, J.V., Johnson, H.P., Campbell, J.F., Carlson, P., Edwards, B., and
Karl, H.A., 1984, SeaMARC II studies of the Juan de Fuca and Gorda ridges: American Geophysical
Union Eos, Transactions, v. 65, no. 16, p. 279.<BR>
<HR>
Carlson and C. Hans Nelson, 1987, Marine geology and resource potential of Cascadia Basin, in D. Scholl, A. Grantz, and J. Vedder, editors, Geology
and resource potential of the continental margin of W. No. America and adjacent ocean basins: Houston, TX, Circum-Pacific Council for Energy and Mineral
Resource Earth Science Series, v. 6, p. 523-535.

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/>, 20140105, Geophysical data of field activity K-1-83-NP in Washington Coast, North Pacific from 09/16/1983 to 10/07/1983: 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: -130.59982
    East_Bounding_Coordinate: -122.37392
    North_Bounding_Coordinate: 48.51571
    South_Bounding_Coordinate: 40.86298

  3. What does it look like?

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

    Beginning_Date: 16-Sep-1983
    Ending_Date: 07-Oct-1983
    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: Washington Coast, North Pacific
      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:
    Bathymetry with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/bath.html>
    Entity_and_Attribute_Overview:
    Gravity with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/grav.html>
    Entity_and_Attribute_Overview:
    Magnetics with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/mag.html>
    Entity_and_Attribute_Overview:
    Navigation with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.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?

    Brian Edwards (Geologist, USGS Western Region); Friz Campbell (Geologist, U of HI); Herman Karl (Geologist, USGS Western Region); Jim Gardner (Chief Scientist, USGS Western Region); Mark Holmes (Chief Scientist, USGS Western Region); Paul Carlson (Geologist, USGS Western Region); Paul Johnson (Geologist, U of Wash)

  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: 25-Mar-2004 (process 1 of 4)
    Navigation Data
    03/25/2004 mosier moved here from k-2-83-cn nav
    01/30/1998 clint k-2-83-cn.050
    /bear/programs/ngdc/unrefngdc/unrefngdc
    Integrated navigation (SINS) data
    
    

    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>

    Date: 25-Mar-2004 (process 2 of 4)
    Gravity Data
    03/25/2004 mosier moved here from k283cn grav
    10/31/1998  /tiger/k/k283cn/grav/k-2-83-cn.160_050
    /bear/programs/edit/automerge/automerge
    
    Input was...
    01/30/1998 clint k-2-83-cn.160
    /bear/programs/ngdc/unrefngdc/unrefngdc
    Free Air Anomaly data
    
    Input was...
    01/30/1998 clint k-2-83-cn.050
    /bear/programs/ngdc/unrefngdc/unrefngdc
    Integrated navigation (SINS) data
    
    time, lat, long, time(sec) to nearest nav fix, data values
    

    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>

    Date: 20-Jun-2012 (process 3 of 4)
    Magnetics Data
    06/20/2012 carolyn k-1-83-np.223_051
    
    Reprocessed using subroutines from Susan Macmillan's
    IGRF SYNTHESIS PROGRAM <http://www.ngdc.noaa.gov/IAGA/vmod/igrf11.f>
    with IGRF-11 coeffiecients integrated into the source code.
    /infobank/programs/mag/magred1111/magred1111.for
    Using geodetic coordinate system (Earth shape approximated by spheriod)
    with altitude 0.0 km (for sea level).
    
    Input was...
    03/25/2004 mosier moved here from k283cn mag
    10/31/1998  /tiger/k/k283cn/mag/k-2-83-cn.220_050
    /bear/programs/edit/automerge/automerge
    
    01/30/1998 clint k-2-83-cn.220
    /bear/programs/ngdc/unrefngdc/unrefngdc
    Edited magnetics data
    
    01/30/1998 clint k-2-83-cn.050
    /bear/programs/ngdc/unrefngdc/unrefngdc
    Integrated navigation (SINS) data
    
    time, lat, long, time(sec) to nearest nav fix, data values
    

    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>

    Date: 25-Mar-2004 (process 4 of 4)
    Bathymetry Data
    03/25/2004 mosier moved here from k283cn bath
    10/31/1998  /tiger/k/k283cn/bath/k-2-83-cn.320_050
    /bear/programs/edit/automerge/automerge
    
    Input was...
    01/30/1998 clint k-2-83-cn.320
    /bear/programs/ngdc/unrefngdc/unrefngdc
    Edited bathymetry data with corrected depths
    
    Input was...
    01/30/1998 clint k-2-83-cn.050
    /bear/programs/ngdc/unrefngdc/unrefngdc
    Integrated navigation (SINS) data
    
    time, lat, long, time(sec) to nearest nav fix, data values
    

    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:

    Other_Citation_Details:
    Edwards, B.D., Carlson, P.R., Gardner, J.V., Holmes, M.L., and Karl, Herman A., 1984, Surface morphology of the Gorda Ridge as seen by the SeaMARC II seafloor mapping system, in Society of Economic Paleontologists and Mineralogists first annual midyear meeting: Society For Sedimentary Geology Midyear Meeting Abstracts , v. 1, p. 29-30. Holmes, M.L., Gardner, J.V., Johnson, H.P., Campbell, J.F., Carlson, P., Edwards, B., and Karl, H.A., 1984, SeaMARC II studies of the Juan de Fuca and Gorda ridges: American Geophysical Union Eos, Transactions, v. 65, no. 16, p. 279. Carlson and C. Hans Nelson, 1987, Marine geology and resource potential of Cascadia Basin, in D. Scholl, A. Grantz, and J. Vedder, editors, Geology and resource potential of the continental margin of W. No. America and adjacent ocean basins: Houston, TX, Circum-Pacific Council for Energy and Mineral Resource Earth Science Series, v. 6, p. 523-535.



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 (k-1-83-np.051 [SINS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198309161613400    198310070850000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Gravity Data (k-1-83-np.161_051)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198309161614000    198309200644000
    198309201155000    198309221055000
    198309221108000    198309271056000
    198309271102000    198310021701000
    198310021713000    198310070850000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Magnetics Data (k-1-83-np.223_051)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198309180013000    198309181455000
    198309181507000    198309221057000
    198309221111000    198309231452000
    198309232017000    198309240613000
    198309240922000    198309241841000
    198309250257000    198309251044000
    198309251226000    198309271006000
    198310010255000    198310021704000
    198310021716000    198310061851000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Bathymetry Data (k-1-83-np.321_051)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198309162128199    198309171219199
    198309171240400    198309171735199
    198309180151400    198309181931400
    198309181944000    198309190721570
    198309190735000    198309192239199
    198309192250000    198309210511400
    198309210524199    198309211412400
    198309211423199    198309221445400
    198309221458199    198309230805000
    198309230815400    198309231153349
    198309231205000    198309231932199
    198309231949400    198309240722199
    198309240733400    198309240733400
    198309240744400    198309240744400
    198309240756400    198309241233000
    198309241245000    198309242130400
    198309242144199    198309260713529
    198309260728199    198309270423000
    198309270434400    198309271201000
    198309271214000    198309271801400
    198309272120199    198309280007000
    198309280020000    198309300400400
    198309300411400    198309301726010
    198309301739400    198310031618079
    198310031630199    198310061605400
    198310061617199    198310061805199
    198310061818000    198310070754400
    198310070806400    198310070848400
    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 K-1-83-NP data set <http://walrus.wr.usgs.gov/infobank/k/k183np/html/k-1-83-np.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: 3.2
Network links: <http://walrus.wr.usgs.gov/infobank/k/k183np/html/k-1-83-np.nav.html>

Data format: ASCII Size: 2.5
Network links: <http://walrus.wr.usgs.gov/infobank/k/k183np/html/k-1-83-np.grav.html>

Data format: ASCII Size: 1.2
Network links: <http://walrus.wr.usgs.gov/infobank/k/k183np/html/k-1-83-np.mag.html>

Data format: ASCII Size: 1.0
Network links: <http://walrus.wr.usgs.gov/infobank/k/k183np/html/k-1-83-np.bath.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 05-Jan-2014
    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 Jan 5 05:54:16 2014