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What does this data set describe?

Title:
Geophysical data of field activity L-5-77-WO in Washington-Oregon from 05/21/1977 to 06/03/1977
Abstract:
Chief Scientist: Parke Snavely. Geophysical data (3dot5khz, uniboom, sonobuoy, airgun, airgunmonitor, gravity, Digitrack, bathnav, integratednavigation, LoranC, transitsatellite, 24channel, Burgairgun, gradiometer) of field activity L-5-77-WO in Washington-Oregon from 05/21/1977 to 06/03/1977, <http://walrus.wr.usgs.gov/infobank/l/l577wo/html/l-5-77-wo.meta.html>.
Supplemental_Information:

Equipment Used -
3dot5khz 3.5 khz bathymetry
uniboom
sonobuoy
airgun single-channel airgun
airgunmonitor multichannel airgun monitor
gravity
Digitrack
bathnav bathymetry/navigation
integratednavigation
LoranC
transitsatellite
24channel 24-channel seismic
Burgairgun
gradiometer
Publications -
Snavely, P.D., Jr., Gower, H.D., Tagg, A.R., Lander, D.L., and Novak, R.L., 1978, High-resolution
seismic profiles in southern Strait of Georgia, Washington: U.S. Geological Survey Open-File
Report 78-1061, 1 p., 1 sheet.<BR>
<HR>
Snavely, P.D., Jr., Tiffin, D.L., and Tompkins, D.H., 1980, Seismic reflection profiles across the
Queen Charlotte fault zone, Dixon Entrance, Canada-United States: U.S. Geological Survey Open-File
Report 80-1063, 3 p.<BR>
<HR>
Mann, Dennis M., and Snavely, Parke D., Jr., 1984, Multichannel seismic-reflection profiles
collected in 1977 in the eastern Pacific Ocean off of the Washington/Oregon coast: U.S. Geological
Survey Open-File Report 84-0005, 3 p.<BR>

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 L-5-77-WO in Washington-Oregon from 05/21/1977 to 06/03/1977: 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: -125.89513
    East_Bounding_Coordinate: -123.46052
    North_Bounding_Coordinate: 48.71738
    South_Bounding_Coordinate: 42.45093

  3. What does it look like?

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

    Beginning_Date: 21-May-1977
    Ending_Date: 03-Jun-1977
    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-Oregon
      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:
    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>
    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?

    Alan Niem (Geologist); Byron Ruppel (Geophysicist); Dave Wilson (Electronics Technician); Diane Minasian (Navigator); Don Tiffin (Geophysicist); F. Jennings (Electronics Technician); Helen Beikman (Navigator); Howard Gower (Geologist); Jack Lee (Electronics Technician); Jim Yount (Geologist); Joe Edwards (Mechanical Technician); P. Parks (Electronics Technician); Parke Snavely (Chief Scientist); Paul Twichell (Mechanical Technician); R. Slettene (Geophysicist); Bob Brune (Geophysicist); Ron Schmitz (Electronics Technician)

  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: 12-Jun-2000 (process 1 of 3)
    Navigation Data 
    Converted to time format with year at start.

01/23/86 KAYE DUA0:[DATA.L577WO.N]L577WO.010;
DRB0:[DRS.REFMT]REFORMAT.EXE;5

06/12/00 DAN MOSIER SPLIT THIS OUT FROM L577EG

    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: 09-Jun-2000 (process 2 of 3)
    Gravity Data 
    10/31/1998  /tiger/l/l577wo/grav/l-5-77-wo.110_010
/bear/programs/edit/automerge/automerge
DAN MOSIER SPLIT OUT L577EG FROM THIS SET, 6/9/00
Input was...
Converted to time format with year at start.

12/17/85 BARB DUA0:[DATA.L577WO.G]L577WO.110;
DRB0:[DRS.REFMT]REFORMAT.EXE;5

Input was...
Converted to time format with year at start.

01/23/86 KAYE DUA0:[DATA.L577WO.N]L577WO.010;
DRB0:[DRS.REFMT]REFORMAT.EXE;5

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 3)
    Magnetics Data 
    06/21/2012 carolyn l-5-77-wo.260_010

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/l/l577wo/mag/l-5-77-wo.240_010
/bear/programs/edit/automerge/automerge

Converted to time format with year at start.

01/23/86 CAROLYN DRS$DATA:[L577WO.M]L577WO.240;
DRB0:[DRS.REFMT]REFORMAT.EXE;5
141/2125-157/0511
was L577WO._.MAGSA1 on TAM456
was L577WO200.DAT   on VAM456
157/0511-160/1517
was L577WO._.MAGSA2 on TAM456
was L577WO201.DAT   on VAM456

Converted to time format with year at start.

01/23/86 KAYE DUA0:[DATA.L577WO.N]L577WO.010;
DRB0:[DRS.REFMT]REFORMAT.EXE;5

06/12/00 DAN MOSIER SPLIT OUT FROM L577EG

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., Jr., Gower, H.D., Tagg, A.R., Lander, D.L., and Novak, R.L., 1978, High-resolution seismic profiles in southern Strait of Georgia, Washington: U.S. Geological Survey Open-File Report 78-1061, 1 p., 1 sheet. Snavely, P.D., Jr., Tiffin, D.L., and Tompkins, D.H., 1980, Seismic reflection profiles across the Queen Charlotte fault zone, Dixon Entrance, Canada-United States: U.S. Geological Survey Open-File Report 80-1063, 3 p. Mann, Dennis M., and Snavely, Parke D., Jr., 1984, Multichannel seismic-reflection profiles collected in 1977 in the eastern Pacific Ocean off of the Washington/Oregon coast: U.S. Geological Survey Open-File Report 84-0005, 3 p.


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 (l-5-77-wo.010 [DRS])
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197705212126200    197706071139100
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Gravity Data (l-5-77-wo.110_010)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197705212126200    197705221424200
197705221432000    197705230536400
197705232144500    197705262009000
197705262103200    197705271730400
197705271736200    197705310602100
197705310612300    197705310858300
197705310907300    197705312335100
197705312342000    197706030601100
197706030634500    197706031700100
197706031750000    197706031750400
197706031826100    197706032035500
197706032129500    197706032359400
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Magnetics Data (l-5-77-wo.260_010)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197705212126210    197705212331440
197705250053130    197705250110380
197705250644290    197705260438150
197705260444000    197705270147340
197705282115350    197705300809270
197706010426090    197706030423390
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Seismic Shots Data (l-5-77-wo.420_010)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197705270245360    197705270727480
197705270843170    197705271449010
197705271726580    197705271816180
197705271821290    197705271821290
197705271827160    197705271827160
197705271832180    197705280204280
197705280237350    197705280420030
197705280430290    197705280749570
197705280835330    197705281214000
197705281245120    197705281245120
197705281251130    197705281416420
197705281422430    197705281422430
197705281428440    197705281541420
197705281618250    197705281947230
197705282038210    197705290658370
197705290824070    197705292125560
197705292228370    197705300222540
197705300301130    197705300933480
197706010447240    197706011215550
197706011315260    197706011847510
197706011921250    197706012112130
197706012153420    197706012206220
197706012218240    197706012243430
197706012307280    197706020029470
197706020035500    197706020101090
197706020110390    197706020735110
197706020818050    197706021237420
197706021303400    197706022101210
197706022203220    197706030116400
197706030201190    197706030333590
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 L-5-77-WO data set <http://walrus.wr.usgs.gov/infobank/l/l577wo/html/l-5-77-wo.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: 1.5
Network links: <http://walrus.wr.usgs.gov/infobank/l/l577wo/html/l-5-77-wo.nav.html>

Data format: ASCII Size: 8.7
Network links: <http://walrus.wr.usgs.gov/infobank/l/l577wo/html/l-5-77-wo.grav.html>

Data format: ASCII Size: 1.3
Network links: <http://walrus.wr.usgs.gov/infobank/l/l577wo/html/l-5-77-wo.mag.html>

Data format: ASCII Size: 0.1
Network links: <http://walrus.wr.usgs.gov/infobank/l/l577wo/html/l-5-77-wo.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 07:20:18 2013