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What does this data set describe?

Title:
Geophysical data of field activity W-8-75-NP in CA-OR-WA (COW) WELL TIE 1975 from 08/30/1975 to 09/10/1975
Abstract:
WesternGeco. Geophysical data (navigation, seismic) of field activity W-8-75-NP in CA-OR-WA (COW) WELL TIE 1975 from 08/30/1975 to 09/10/1975, <http://walrus.wr.usgs.gov/infobank/w/w875np/html/w-8-75-np.meta.html>.
Supplemental_Information:

Equipment Used -
navigation data directory exists
seismic data directory exists
Notes -
vity appears identical to W-18-75-NP, but has more lines.
Dates are from 3 lines: 3, 28 and 32.


W875NP DESCRIPTION OF SURVEY AREA 108: CA-OR-WA (COW) WELL TIE 1975<br>
DATE OF SURVEY 1974/75<br>
TAPE VERSION IDENTIFIER SEG-P1 <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<br>
GRID SYSTEM CALIFORNIA ZONE 1<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-8-75-NP in CA-OR-WA (COW) WELL TIE 1975 from 08/30/1975 to 09/10/1975: 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: -125.47044
    East_Bounding_Coordinate: -120.39555
    North_Bounding_Coordinate: 48.53025
    South_Bounding_Coordinate: 34.07610

  3. What does it look like?

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

    Beginning_Date: 30-Aug-1975
    Ending_Date: 10-Sep-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: CA-OR-WA (COW) WELL TIE 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: 07-Jul-2004 (process 1 of 1)
    Navigation Data 
    07/07/2004 clint w-8-75-np.051
/infobank/programs/time/lines2times/lines2times
Integrated navigation (SINS) data
times are fake

Input was...
year,day,hr,min,sec,tenths,lat,long,line,shot,easting,northing,depth

    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-8-75-np.051 [SINS])
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197501010000001    197501010026549
197501020000001    197501020003088
197501030000001    197501030034365
197501040000001    197501040003010
197501050000001    197501050003083
197501060000001    197501060003047
197501070000001    197501070003011
197501080000001    197501080001155
197501090000001    197501090002539
197501100000001    197501100003098
197501110000001    197501110003023
197501120000001    197501120003019
197501130000001    197501130002362
197501140000001    197501140003413
197501150000001    197501150002592
197501160000001    197501160002347
197501170000001    197501170002454
197501180000001    197501180003053
197501190000001    197501190004050
197501200000001    197501200003001
197501210000001    197501210003572
197501220000001    197501220003065
197501230000001    197501230002520
197501240000001    197501240004110
197501250000001    197501250002496
197501260000001    197501260003562
197501270000001    197501270002326
197501280000001    197501280003196
197501290000001    197501290005103
197501300000001    197501300002587
197501310000001    197501310013177
197502010000001    197502010003437
197502020000001    197502020001169
197502030000001    197502030003382
197502040000001    197502040003139
197502050000001    197502050006592
197502060000001    197502060003043
197502070000001    197502070003133
197502080000001    197502080002402
197502090000001    197502090005064
197502100000001    197502100004151
197502110000001    197502110002136
197502120000001    197502120006055
197502130000001    197502130003366
197502140000001    197502140003345
197502150000001    197502150005077
197502160000001    197502160002467
197502170000001    197502170001550
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Seismic Shots Data (w-8-75-np.420_051)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197501010000001    197501010026549
197501020000001    197501020003088
197501030000001    197501030034365
197501040000001    197501040003010
197501050000001    197501050003083
197501060000001    197501060003047
197501070000001    197501070003011
197501080000001    197501080001155
197501090000001    197501090002539
197501100000001    197501100003098
197501110000001    197501110003023
197501120000001    197501120003019
197501130000001    197501130002362
197501140000001    197501140003413
197501150000001    197501150002592
197501160000001    197501160002347
197501170000001    197501170002454
197501180000001    197501180003053
197501190000001    197501190004050
197501200000001    197501200003001
197501210000001    197501210003572
197501220000001    197501220003065
197501230000001    197501230002520
197501240000001    197501240004110
197501250000001    197501250002496
197501260000001    197501260003562
197501270000001    197501270002326
197501280000001    197501280003196
197501290000001    197501290005103
197501300000001    197501300002587
197501310000001    197501310013177
197502010000001    197502010003437
197502020000001    197502020001169
197502030000001    197502030003382
197502040000001    197502040003139
197502050000001    197502050006592
197502060000001    197502060003043
197502070000001    197502070003133
197502080000001    197502080002402
197502090000001    197502090005064
197502100000001    197502100004151
197502110000001    197502110002136
197502120000001    197502120006055
197502130000001    197502130003366
197502140000001    197502140003345
197502150000001    197502150005077
197502160000001    197502160002467
197502170000001    197502170001550
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-8-75-NP data set <http://walrus.wr.usgs.gov/infobank/w/w875np/html/w-8-75-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: 1.3
Network links: <http://walrus.wr.usgs.gov/infobank/w/w875np/html/w-8-75-np.nav.html>

Data format: ASCII Size: 1.0
Network links: <http://walrus.wr.usgs.gov/infobank/w/w875np/html/w-8-75-np.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 08:03:48 2013