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What does this data set describe?

Title:
Seismic-reflection data acquisition data of field activity B-5-10-NC in offshore Fort Bragg from 09/20/2010 to 10/01/2010
Abstract:
United States Geological Survey, Pacific Science Center. Chief Scientist: Sam Johnson. Seismic-reflection data acquisition data of field activity B-5-10-NC in offshore Fort Bragg from 09/20/2010 to 10/01/2010, <http://walrus.wr.usgs.gov/infobank/b/b510nc/html/b-5-10-nc.meta.html>.
Supplemental_Information:

Publications -
____, 2010,
Cradle of the earthquake; Exploring the underwater San Andreas Fault 2010:
National Oceanic and Atmospheric Administration (NOAA) Ocean Explorer Explorations,
accessed October 6, 2010
[<a href ="<http://oceanexplorer.noaa.gov/explorations/10sanandreas/welcome.html>"
target="new"><http://oceanexplorer.noaa.gov/explorations/10sanandreas/welcome.html>].

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/>, 20131029, Seismic-reflection data acquisition data of field activity B-5-10-NC in offshore Fort Bragg from 09/20/2010 to 10/01/2010: 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: -124.23925
    East_Bounding_Coordinate: -123.80516
    North_Bounding_Coordinate: 40.02190
    South_Bounding_Coordinate: 39.42528

  3. What does it look like?

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

    Beginning_Date: 20-Sep-2010
    Ending_Date: 01-Oct-2010
    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: offshore Fort Bragg
      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 1983.
      The ellipsoid used is Geodetic Reference System 80.
      The semi-major axis of the ellipsoid used is 6378137.
      The flattening of the ellipsoid used is 1/298.257.

      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: 05-Oct-2010 (process 1 of 1)
    Navigation Data
    10/05/2010 clint b-5-10-nc.063
    
    "time/lat/long style, multi-record, in caps, without tabs"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Latitude, Longitude)  [DAPS]"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Hundredths, Latitude, Longitude) [DAPX]"
    "(i4.4, i3.3, 3i2.2, i1.1, t16, f9.5, t26, f10.5)  [DAPS]"
    
    Input was...
    10/05/2010 clint b-5-10-nc.062
    
    "time/lat/long style, multi-record, in caps, without tabs"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Latitude, Longitude)  [DAPS]"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Hundredths, Latitude, Longitude) [DAPX]"
    "(i4.4, i3.3, 3i2.2, i1.1, t16, f9.5, t26, f10.5)  [DAPS]"
    
    10/05/2010 clint b-5-10-nc.061
    
    "time/lat/long style, multi-record, in caps, without tabs"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Latitude, Longitude)  [DAPS]"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Hundredths, Latitude, Longitude) [DAPX]"
    "(i4.4, i3.3, 3i2.2, i1.1, t16, f9.5, t26, f10.5)  [DAPS]"
    
    

    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:
    ____, 2010, Cradle of the earthquake; Exploring the underwater San Andreas Fault 2010: National Oceanic and Atmospheric Administration (NOAA) Ocean Explorer Explorations, accessed October 6, 2010 [<a href ="<http://oceanexplorer.noaa.gov/explorations/10sanandreas/welcome.html>" target="new"><http://oceanexplorer.noaa.gov/explorations/10sanandreas/welcome.html>].



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 (b-5-10-nc.063 [GPS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    201009231823400    201009231823400
    201009231957520    201009240056070
    201009240218540    201009240321400
    201009240329100    201009240404500
    201009241643310    201009250253380
    201009251349360    201009260246110
    201009261418080    201009270131590
    201009271341590    201009271704480
    201009272352050    201009272352050
    201009281731400    201009282359590
    201009290237090    201009290237190
    201009291335460    201009300231330
    201009301348540    201009301354180
    201009301359190    201010010223140
    201010011356480    201010012311520
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Seismic Shots Data (b-5-10-nc.410_chirp)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    201009232353590    201009240015320
    201009240219480    201009240257590
    201009241821040    201009241902300
    201009242003500    201009242039180
    201009242100110    201009242140420
    201009242241190    201009242309530
    201009242323460    201009250012240
    201009250044290    201009250130400
    201009250140000    201009250224260
    Seismic Shots Data (b-5-10-nc.410_sparker)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    201009232151580    201009232338590
    201009232353330    201009240037130
    201009240045440    201009240056070
    201009240218580    201009240257480
    201009241821590    201009241929010
    201009241939580    201009242039390
    201009242101000    201009242155530
    201009242219170    201009242310130
    201009242323440    201009250024250
    201009250034120    201009250130590
    201009250140340    201009250231580
    201009251411090    201009251838410
    201009251912520    201009251951390
    201009251959570    201009252016440
    201009252024580    201009252116520
    201009252145420    201009252237460
    201009252246190    201009252338480
    201009252347290    201009260030300
    201009260037420    201009260119380
    201009260133120    201009260226410
    201009261535560    201009261744090
    201009261752170    201009262210540
    201009262218500    201009270131430
    201009271424490    201009271624150
    201009271632260    201009271654320
    201009281905360    201009282038050
    201009282045480    201009282127290
    201009282138040    201009282148500
    201009282207210    201009282359590
    201009291402540    201009291505210
    201009291512400    201009291619200
    201009291627100    201009291742340
    201009291751040    201009291931120
    201009291937490    201009292140400
    201009292150530    201009300006150
    201009300014180    201009300218300
    201009301408470    201009301659200
    201009301707570    201009301852580
    201009301906040    201009301942150
    201009301952490    201009302122400
    201009302131270    201009302304570
    201009302322260    201010010214590
    201010011357450    201010011357460
    201010011403090    201010011651300
    201010011657010    201010011910200
    201010011918130    201010011954190
    201010012118380    201010012301330
    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 B-5-10-NC data set <http://walrus.wr.usgs.gov/infobank/b/b510nc/html/b-5-10-nc.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: 2.7
Network links: <http://walrus.wr.usgs.gov/infobank/b/b510nc/html/b-5-10-nc.nav.html>

Data format: ASCII Size: 1.6
Network links: <http://walrus.wr.usgs.gov/infobank/b/b510nc/html/b-5-10-nc.seis.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 29-Oct-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 Tue Oct 29 07:46:18 2013