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What does this data set describe?

Title:
Geophysical data of field activity W-6-75-NC in Eel River 1975 from 01/01/1975 to 01/01/1975
Abstract:
WesternGeco. Geophysical data (seismic) of field activity W-6-75-NC in Eel River 1975 from 01/01/1975 to 01/01/1975, <http://walrus.wr.usgs.gov/infobank/w/w675nc/html/w-6-75-nc.meta.html>.
Supplemental_Information:

Equipment Used -
seismic data directory exists
Notes -
DESCRIPTION OF SURVEY AREA 106: EEL RIVER 1975<br> <p>
CLIENT NAME WESTERNGECO MULTICLIENT<br>
COORDINATE LOCATION ANTENNA LOCATIONS<br>
SPHEROID DEFINITION - SURVEYCLARKE (1866) 6378206.400 294.9786985<br>
SPHEROID DEF. - POST PLOT CLARKE (1866) 6378206.400 294.9786985<br>
GEODETIC DATUM - SURVEY NAD 1927<br>
GEODETIC DATUM - POST PLOT NAD 1927<br>
<p>
DATUM SHIFTS<br>
PROJECTION TYPE LAMBERT, 2 STANDARD PARALLELS<br>
GRID SYSTEM CALIFORNIA STATE PLANE I<br>
GRID UNITS U.S. SURVEY FEET<br>
STANDARD PARALLELS 4000 0.000N 4140 0.000N<br>
CENTRAL MERIDIAN 12200 0.000W<br>
GRID ORIGIN 3920 0.000N12200 0.000W<br>
GRID COORDINATES AT ORIGIN 2000000.00E 0.00N<br>
<p>

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 W-6-75-NC in Eel River 1975 from 01/01/1975 to 01/01/1975: 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: -125.26161
    East_Bounding_Coordinate: -124.13030
    North_Bounding_Coordinate: 42.43964
    South_Bounding_Coordinate: 40.22679

  3. What does it look like?

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

    Beginning_Date: 01-Jan-1975
    Ending_Date: 01-Jan-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: Eel River 1975
      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: 02-Mar-2006 (process 1 of 1)
    Navigation Data 
    03/01/2006 carolyn time.050
/infobank/programs/time/number2time/number2time
Integrated navigation (SINS) data

Input was...
01/11/2006 carolyn /infobank/w/w675nc/nav/w-6-75-nc.050
/infobank/programs/refmt/westerngeco/westerngeco
time/lat/long style, multi-record, in caps, without tabs
temporal-spatial data
data acquisition systems
times are fake

/infobank/w/w675nc/seis/a106_cal1.sp1

       1         2         3         4         5         6         7
3456789012345678901234567890123456789012345678901234567890123456789012345678

    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 (w-6-75-nc.050 [SINS])
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197501010000001    197501010002466
197501010002467    197501010007530
197501010007531    197501010012081
197501010012082    197501010014217
197501010014218    197501010017278
197501010017279    197501010023333
197501010023334    197501010025262
197501010025263    197501010029028
197501010029029    197501010032373
197501010032374    197501010038175
197501010038176    197501010040374
197501010040375    197501010045025
197501010045026    197501010047368
197501010047369    197501010050090
197501010050091    197501010053115
197501010053116    197501010056023
197501010056024    197501010059351
197501010059352    197501010103023
197501010103024    197501010108100
197501010108101    197501010110269
197501010110270    197501010113273
197501010113274    197501010115448
197501010115449    197501010120213
197501010120214    197501010123187
197501010123188    197501010126410
197501010126411    197501010129348
197501010129349    197501010132275
197501010132276    197501010135142
197501010135143    197501010138152
197501010138153    197501010141292
197501010141293    197501010143588
197501010143589    197501010146229
197501010146230    197501010148419
197501010148420    197501010150369
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Seismic Shots Data (w-6-75-nc.420_050)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197501010000001    197501010002466
197501010002467    197501010007530
197501010007531    197501010012081
197501010012082    197501010014217
197501010014218    197501010017278
197501010017279    197501010023333
197501010023334    197501010025262
197501010025263    197501010029028
197501010029029    197501010032373
197501010032374    197501010038175
197501010038176    197501010040374
197501010040375    197501010045025
197501010045026    197501010047368
197501010047369    197501010050090
197501010050091    197501010053115
197501010053116    197501010056023
197501010056024    197501010059351
197501010059352    197501010103023
197501010103024    197501010108100
197501010108101    197501010110269
197501010110270    197501010113273
197501010113274    197501010115448
197501010115449    197501010120213
197501010120214    197501010123187
197501010123188    197501010126410
197501010126411    197501010129348
197501010129349    197501010132275
197501010132276    197501010135142
197501010135143    197501010138152
197501010138153    197501010141292
197501010141293    197501010143588
197501010143589    197501010146229
197501010146230    197501010148419
197501010148420    197501010150369
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 W-6-75-NC data set <http://walrus.wr.usgs.gov/infobank/w/w675nc/html/w-6-75-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: 5.2
Network links: <http://walrus.wr.usgs.gov/infobank/w/w675nc/html/w-6-75-nc.nav.html>

Data format: ASCII Size: 5.2
Network links: <http://walrus.wr.usgs.gov/infobank/w/w675nc/html/w-6-75-nc.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 08:03:46 2013