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What does this data set describe?

Title:
Data of field activity P-1-72-WF in Juan de Fuca from 05/23/1972 to 06/02/1972
Abstract:
Chief Scientist: Parke Snavely. Data (bathymetry, gravity, magnetics, navigation) of field activity P-1-72-WF in Juan de Fuca from 05/23/1972 to 06/02/1972, <http://walrus.wr.usgs.gov/infobank/p/p172wf/html/p-1-72-wf.meta.html>.
Supplemental_Information:

Equipment Used -
bathymetry data directory exists
gravity data directory exists
magnetics data directory exists
navigation data directory exists
Publications -
Snavely, P.D., and Tiffin, D.L., 1980, Seismic reflection profiles from cooperative investigations in the Strait of Juan de Fuca by the U.S. Geological Survey and Geological Survey of Canada aboard the Canadian survey ship Parizeau, between May 15 and June 3, 1972, U.S. Geological Survey Open-File Report 80-239, URL:
<A HREF ="<http://ngmdb.usgs.gov/Prodesc/proddesc_11563.htm>" target ="new"><http://ngmdb.usgs.gov/Prodesc/proddesc_11563.htm>


Wagner, H.C., and Wiley, M.C., 1980, Preliminary map of offshore geology in
the Protection Island-Point Partridge area, northern Puget Sound, Washington,
U.S. Geological Survey Open-File Report 80-548; URL:
<A HREF ="
<http://pubs.usgs.gov/of/1980/0548/report.pdf>" target ="OFR"><http://pubs.usgs.gov/of/1980/0548/report.pdf>


Snavely, Parke Detweiler Jr., Tiffin, D.L., MacLeod, N.S., and Currie, R.G.,
1974, Preliminary gravity and magnetic maps of the Strait of Juan de Fuca,
British Columbia, Canada, and Washington, United States: U.S. Geological Survey
Open-File Report 74-1096, 10 p. URL:
<A HREF ="
<http://pubs.er.usgs.gov/publication/ofr741096>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr741096>

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/>, 20131204, Data of field activity P-1-72-WF in Juan de Fuca from 05/23/1972 to 06/02/1972: 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: -125.15150
    East_Bounding_Coordinate: -122.44960
    North_Bounding_Coordinate: 48.68790
    South_Bounding_Coordinate: 47.73270

  3. What does it look like?

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

    Beginning_Date: 23-May-1972
    Ending_Date: 02-Jun-1972
    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: Juan de Fuca
      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?

    Parke Snavely (Chief Scientist, USGS Western Region)

  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: 22-Jan-1996 (process 1 of 4)
    Navigation Data
    Converted to time format with year at start.
    
    DUA0:[DATA.P172WF]P172WF.051;
    DRB0:[DRS.VAXTAPES]TAPE.COM;
    
    

    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: 31-Oct-1998 (process 2 of 4)
    Gravity Data
    10/31/1998  /tiger/p/p172wf/grav/p-1-72-wf.160_051
    /bear/programs/edit/automerge/automerge
    
    Input was...
    Converted to time format with year at start.
    
    05/07/86 CLINT DUA0:[DATA.P172WF]P172WF.160;
    DUA0:[DATA.P172WF]TEMP.EXE;
    from p172wf.boug_grav, bouguer value not saved
    
    Input was...
    Converted to time format with year at start.
    
    DUA0:[DATA.P172WF]P172WF.051;
    DRB0:[DRS.VAXTAPES]TAPE.COM;
    
    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: 21-Jun-2012 (process 3 of 4)
    Magnetics Data
    06/21/2012 carolyn p-1-72-wf.260_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/magred11/magred11.for
    Using geodetic coordinate system (Earth shape approximated by spheriod)
    with altitude 0.0 km (for sea level).
    
    Input was...
    10/31/1998  /tiger/p/p172wf/mag/p-1-72-wf.240_051
    /bear/programs/edit/automerge/automerge
    
    Converted to time format with year at start.
    
    03/07/86 CAROLYN DRS$DATA:[P172WF.M]P172WF.240;
    DUA0:[DATA.][P172WF.M]TEMP1.EXE;
    was P172WF.DAT from Clint
    
    Converted to time format with year at start.
    
    DUA0:[DATA.P172WF]P172WF.051;
    DRB0:[DRS.VAXTAPES]TAPE.COM;
    
    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: 31-Oct-1998 (process 4 of 4)
    Bathymetry Data
    10/31/1998  /tiger/p/p172wf/bath/p-1-72-wf.300_051
    /bear/programs/edit/automerge/automerge
    
    Input was...
    Converted to time format with year at start.
    
    05/07/86 CLINT DUA0:[DATA.P172WF]P172WF.300;
    DUA0:[DATA.P172WF]TEMP.EXE;
    from p172wf.boud_grav
    
    Input was...
    Converted to time format with year at start.
    
    DUA0:[DATA.P172WF]P172WF.051;
    DRB0:[DRS.VAXTAPES]TAPE.COM;
    
    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:
    Snavely, P.D., and Tiffin, D.L., 1980, Seismic reflection profiles from cooperative investigations in the Strait of Juan de Fuca by the U.S. Geological Survey and Geological Survey of Canada aboard the Canadian survey ship Parizeau, between May 15 and June 3, 1972, U.S. Geological Survey Open-File Report 80-239, URL: <A HREF ="<http://ngmdb.usgs.gov/Prodesc/proddesc_11563.htm>" target ="new"><http://ngmdb.usgs.gov/Prodesc/proddesc_11563.htm>
    Wagner, H.C., and Wiley, M.C., 1980, Preliminary map of offshore geology in the Protection Island-Point Partridge area, northern Puget Sound, Washington, U.S. Geological Survey Open-File Report 80-548; URL: <A HREF ="
    <http://pubs.usgs.gov/of/1980/0548/report.pdf>" target ="OFR"><http://pubs.usgs.gov/of/1980/0548/report.pdf>
    Snavely, Parke Detweiler Jr., Tiffin, D.L., MacLeod, N.S., and Currie, R.G., 1974, Preliminary gravity and magnetic maps of the Strait of Juan de Fuca, British Columbia, Canada, and Washington, United States: U.S. Geological Survey Open-File Report 74-1096, 10 p. URL: <A HREF ="
    <http://pubs.er.usgs.gov/publication/ofr741096>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr741096>



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 (p-1-72-wf.051 [SINS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197205231725000    197205312025000
    197205312045000    197206010905000
    197206010929000    197206011645000
    197206011713000    197206012020000
    197206012032300    197206012210000
    197206012330000    197206021240000
    197206021302300    197206021402000
    197206021423000    197206021742300
    197206022000000    197206022309000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Gravity Data (p-1-72-wf.160_051)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197205231825000    197205241832300
    197205241910000    197205250445000
    197205250515000    197205250520000
    197205250527300    197205251555000
    197205251637300    197205252250000
    197205260357300    197205261500000
    197205261507300    197205262045000
    197205262212300    197205270147300
    197205270222300    197205270500000
    197205270545000    197205270750000
    197205270815000    197205271125000
    197205271215000    197205271630000
    197205271705000    197205280000000
    197205280135000    197205280202300
    197205280215000    197205281315000
    197205281400000    197205291010000
    197205291030000    197205291230000
    197205291245000    197205291727300
    197205300615000    197205301950000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Magnetics Data (p-1-72-wf.260_051)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197205231725000    197205232125000
    197205232135000    197205232318000
    197205232339000    197205240128000
    197205240209000    197205240814000
    197205240820000    197205241026000
    197205241032000    197205241250000
    197205241305000    197205241732000
    197205241814000    197205242047000
    197205242103000    197205242240000
    197205242250000    197205242328000
    197205250001000    197205250022000
    197205250049000    197205250102000
    197205250108000    197205250314000
    197205250328000    197205250345000
    197205250416000    197205250420000
    197205250428000    197205250557000
    197205250603000    197205250643000
    197205250713000    197205250807000
    197205250816000    197205250838000
    197205250851000    197205250944000
    197205250956000    197205251007000
    197205251014000    197205251036000
    197205251045000    197205251455000
    197205251539000    197205251829000
    197205251902000    197205252026000
    197205252100000    197205252150000
    197205260300000    197205260649000
    197205260658000    197205260931000
    197205260937000    197205260952000
    197205261025000    197205261240000
    197205261303000    197205261400000
    197205261408000    197205261530000
    197205261601000    197205261623000
    197205261713000    197205261945000
    197205262118000    197205262308000
    197205262316000    197205270047000
    197205270123000    197205270400000
    197205270455000    197205270650000
    197205270732000    197205271025000
    197205271130000    197205271356000
    197205271428000    197205271530000
    197205271615000    197205272053000
    197205272100000    197205272124000
    197205272135000    197205272144000
    197205272156000    197205272300000
    197205280038000    197205280102000
    197205280115000    197205280312000
    197205280319000    197205280407000
    197205280413000    197205280513000
    197205280707000    197205280707000
    197205280715000    197205280731000
    197205280801000    197205280823000
    197205280830000    197205281102000
    197205281131000    197205281215000
    197205281304000    197205281517000
    197205281642000    197205281805000
    197205281823000    197205282257000
    197205282303000    197205282311000
    197205290103000    197205290252000
    197205290258000    197205290654000
    197205290700000    197205290910000
    197205290930000    197205291125000
    197205291145000    197205291612000
    197205300515000    197205300640000
    197205300655000    197205300736000
    197205300743000    197205300837000
    197205300843000    197205301431000
    197205301516000    197205310132000
    197205310139000    197205310400000
    197205310418000    197205310557000
    197205310608000    197205310703000
    197205310827000    197205310840000
    197205310848000    197205311035000
    197205311115000    197205312025000
    197205312045000    197205312137000
    197205312149000    197205312350000
    197206010011000    197206010112000
    197206010122000    197206010122000
    197206010129000    197206010447000
    197206010453000    197206010637000
    197206010643000    197206010905000
    197206010929000    197206011317000
    197206011325000    197206011515000
    197206011521000    197206011645000
    197206011713000    197206012020000
    197206012033000    197206012210000
    197206012330000    197206020127000
    197206020133000    197206020242000
    197206020248000    197206020807000
    197206020815000    197206020827000
    197206020833000    197206021007000
    197206021017000    197206021032000
    197206021039000    197206021240000
    197206021316000    197206021402000
    197206021423000    197206021742000
    197206022009000    197206022309000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Bathymetry Data (p-1-72-wf.300_051)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197205231825000    197205241832300
    197205241910000    197205250445000
    197205250515000    197205250520000
    197205250527300    197205251555000
    197205251637300    197205252250000
    197205260357300    197205261500000
    197205261507300    197205262045000
    197205262212300    197205270147300
    197205270222300    197205270500000
    197205270545000    197205270750000
    197205270815000    197205271125000
    197205271215000    197205271630000
    197205271705000    197205280000000
    197205280135000    197205280202300
    197205280215000    197205281315000
    197205281400000    197205291010000
    197205291030000    197205291230000
    197205291245000    197205291727300
    197205300615000    197205301950000
    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 P-1-72-WF data set <http://walrus.wr.usgs.gov/infobank/p/p172wf/html/p-1-72-wf.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: 0.5
Network links: <http://walrus.wr.usgs.gov/infobank/p/p172wf/html/p-1-72-wf.nav.html>

Data format: ASCII Size: 0.3
Network links: <http://walrus.wr.usgs.gov/infobank/p/p172wf/html/p-1-72-wf.grav.html>

Data format: ASCII Size: 1.0
Network links: <http://walrus.wr.usgs.gov/infobank/p/p172wf/html/p-1-72-wf.mag.html>

Data format: ASCII Size: 0.2
Network links: <http://walrus.wr.usgs.gov/infobank/p/p172wf/html/p-1-72-wf.bath.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 04-Dec-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>

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