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What does this data set describe?

Title:
Geophysical data of field activity L-7-77-WG in Western Gulf of Alaska from 07/03/1977 to 07/22/1977
Abstract:
Chief Scientist: Roland Von Huene. Geophysical data (3dot5khz, 12khz, gravity, uniboom, sparker, Burgairgun, airgun, Digitrack, integratednavigation, LoranC, bathgravnav, sonobuoy, bottomseismometer, gradiometer, minisparker, 24channel, airgunmonitor) of field activity L-7-77-WG in Western Gulf of Alaska from 07/03/1977 to 07/22/1977, <http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.meta.html>.
Supplemental_Information:

Equipment Used -
3dot5khz 3.5 khz bathymetry
12khz 12 khz bathymetry
gravity
uniboom
sparker
Burgairgun
airgun single-channel airgun
Digitrack
integratednavigation
LoranC
bathgravnav gravity/bathymetry navigation
sonobuoy
bottomseismometer
gradiometer
minisparker
24channel
airgunmonitor
Publications -
Fisher, M. A., von Huene, R. E., and Hampton, M. A., 1984,
Summary geologic report for petroleum lease sale 100, Kodiak Shelf, Alaska:
U.S. Geological Survey Open-File Report 84-24, 49 p., URL:
<A HREF ="<http://pubs.er.usgs.gov/usgspubs/ofr/ofr8424>" target ="SW"><http://pubs.er.usgs.gov/usgspubs/ofr/ofr8424>.
&nbsp;&nbsp;
Fisher, Michael A., von Huene, Roland, and Steele, William Clinton, 1983,
Marine free-air gravity map of the western Gulf of Alaska, lower Cook Inlet, and Shelikof Strait, Alaska:
U.S. Geological Survey Open-File Report 83-52, 2 maps, URL:
<A HREF ="
<http://pubs.er.usgs.gov/usgspubs/ofr/ofr8352>" target ="SW"><http://pubs.er.usgs.gov/usgspubs/ofr/ofr8352>.
&nbsp;&nbsp;
Mann, Dennis M. and von Huene, Roland, 1984,
Multichannel seismic-reflection profiles collected in 1977 in the western Gulf of Alaska:
U.S. Geological Survey Open-File Report 84-7, 3 p., URL:
<A HREF ="
<http://pubs.er.usgs.gov/usgspubs/ofr/ofr847>" target ="SW"><http://pubs.er.usgs.gov/usgspubs/ofr/ofr847>.



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, Geophysical data of field activity L-7-77-WG in Western Gulf of Alaska from 07/03/1977 to 07/22/1977: 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: -156.74424
    East_Bounding_Coordinate: -147.44074
    North_Bounding_Coordinate: 58.14343
    South_Bounding_Coordinate: 54.97198

  3. What does it look like?

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

    Beginning_Date: 03-Jul-1977
    Ending_Date: 22-Jul-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: Western Gulf of Alaska
      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>
    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?

    Curtis Thompson (Chief Mate); Dave Aldridge (Watchstander); Dave Hogg (Electronics Technician); Dick Sylvester (Geophysicist); Doug Varchol (Watchstander); George Gunther (Watchstander); Jack Lee (Electronics Technician); Joe Edwards (Mechanical Technician); John Dunlavey (Watchstander); Ken Parolski (Watchstander); Mark Holmes (Geophysicist); Mark Sanders (Watchstander); Mike Fisher (Geophysicist); Paul Ledman (Watchstander); Paul Twitchell (Mechanical Technician); Roland Von Huene (Chief Scientist); Steve Davenport (Watchstander); Steve Lankford (Dafe Curator); Terry Ruff (Ship Captain)

  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: 19-Jan-1996 (process 1 of 4)
    Navigation Data
    Converted to time format with year at start.
    
    01/24/86 KAYE DUA0:[DATA.L777WG.N]L777WG.010;
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    
    

    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/l/l777wg/grav/l-7-77-wg.162_010
    /bear/programs/edit/automerge/automerge
    
    Input was...
    Converted to time format with year at start.
    
    04/25/88 BECKIE DUA0:[DATA.L476WG]L777WG.162;
    DUA0:[DRS.GRV]GRAVRED.EXE;4
    Free Air Anomaly data
    
    11/27/85 BARB DUA0:[DATA.L777WG.G]L777WG.140
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    
    0.9948 S53
    
    12/23/85 BARB DUA0:[DATA.L777WG.G]L777WG.111;
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    
    12/23/85 BARB DUA0:[DATA.L777WG.G]L777WG.111
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    
    04/18/88 BECKIE DUA0:[DATA.L476WG]L777WG.070;
    DUA0:[DRS.NAV]EOTCSSP.EXE;1
    Eotvos/course/speed/distance data
    
    01/24/86 KAYE DUA0:[DATA.L777WG.N]L777WG.010;
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    
    Input was...
    Converted to time format with year at start.
    
    01/24/86 KAYE DUA0:[DATA.L777WG.N]L777WG.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 4)
    Magnetics Data
    06/21/2012 carolyn l-7-77-wg.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/l777wg/mag/l-7-77-wg.240_010
    /bear/programs/edit/automerge/automerge
    
    Converted to time format with year at start.
    
    01/24/86 CAROLYN DRS$DATA:[L777WG.M]L777WG.240;
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    187/1130-189/1905 was F.1 from Clint
    189/1905-203/1036 was L777WG.DRCPF1.MAGSC1 on TAM211
                      was L777WG240.DAT        on VAM211
    the slave values look more like regional
    
    Converted to time format with year at start.
    
    01/24/86 KAYE DUA0:[DATA.L777WG.N]L777WG.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: 31-Oct-1998 (process 4 of 4)
    Bathymetry Data
    10/31/1998  /tiger/l/l777wg/bath/l-7-77-wg.335_010
    /bear/programs/edit/automerge/automerge
    
    Input was...
    Converted to time format with year at start.
    
    02/06/86 BECKIE DISK$USERDISK:[BECKIE.TEMP]L777WG.335;
    DRB0:[DRS.BAT]BATRED.EXE;1
    This file was hand-digetized in 2-way traveltime(secs).
    It was reduced using no Matthews correction and velocity
    of sound assumed was 1500m/sec.
    
    Input was...
    Converted to time format with year at start.
    
    01/24/86 KAYE DUA0:[DATA.L777WG.N]L777WG.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>

  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:
    Fisher, M. A., von Huene, R. E., and Hampton, M. A., 1984, Summary geologic report for petroleum lease sale 100, Kodiak Shelf, Alaska: U.S. Geological Survey Open-File Report 84-24, 49 p., URL: <A HREF ="<http://pubs.er.usgs.gov/usgspubs/ofr/ofr8424>" target ="SW"><http://pubs.er.usgs.gov/usgspubs/ofr/ofr8424>. &nbsp;&nbsp; Fisher, Michael A., von Huene, Roland, and Steele, William Clinton, 1983, Marine free-air gravity map of the western Gulf of Alaska, lower Cook Inlet, and Shelikof Strait, Alaska: U.S. Geological Survey Open-File Report 83-52, 2 maps, URL: <A HREF ="<http://pubs.er.usgs.gov/usgspubs/ofr/ofr8352>" target ="SW"><http://pubs.er.usgs.gov/usgspubs/ofr/ofr8352>. &nbsp;&nbsp; Mann, Dennis M. and von Huene, Roland, 1984, Multichannel seismic-reflection profiles collected in 1977 in the western Gulf of Alaska: U.S. Geological Survey Open-File Report 84-7, 3 p., URL: <A HREF ="<http://pubs.er.usgs.gov/usgspubs/ofr/ofr847>" target ="SW"><http://pubs.er.usgs.gov/usgspubs/ofr/ofr847>.




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-7-77-wg.010 [DRS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197707031548000    197707042202100
    197707042248100    197707051200500
    197707051207000    197707051316000
    197707051325400    197707052015400
    197707052025100    197707060404100
    197707060414100    197707061243200
    197707061248400    197707062228400
    197707062235200    197707070726200
    197707070736200    197707091829500
    197707091844300    197707091844300
    197707091859300    197707091859300
    197707091914300    197707091914300
    197707091929300    197707091929300
    197707091944300    197707091944300
    197707091959300    197707091959300
    197707092014300    197707092014300
    197707092029300    197707092029300
    197707092044300    197707092044300
    197707092100100    197707092144300
    197707092158100    197707100059300
    197707100104500    197707100812500
    197707100827300    197707100827300
    197707100842300    197707100842300
    197707100857300    197707100857300
    197707100912300    197707100912300
    197707100927300    197707100927300
    197707100942300    197707100942300
    197707100957300    197707100957300
    197707101012300    197707101012300
    197707101027300    197707101027300
    197707101042300    197707101042300
    197707101054200    197707101759400
    197707101824500    197707132130100
    197707132140400    197707151438300
    197707151449300    197707151624500
    197707151634300    197707170126100
    197707170232100    197707170330100
    197707170346100    197707170649300
    197707170718100    197707170802100
    197707170814100    197707171338100
    197707171346100    197707171406100
    197707171414100    197707171422100
    197707171436100    197707171522100
    197707171537000    197707171537000
    197707171552000    197707171552000
    197707171607000    197707171607000
    197707171622000    197707171622000
    197707171637000    197707171637000
    197707171652000    197707171652000
    197707171707000    197707171707000
    197707171722000    197707171722000
    197707171737000    197707171737000
    197707171752000    197707171752000
    197707171807000    197707171807000
    197707171822000    197707171822000
    197707171837000    197707171837000
    197707171854000    197707172208200
    197707172214000    197707172217000
    197707172228200    197707172331400
    197707172354000    197707181451100
    197707181527100    197707181933300
    197707181950500    197707182020500
    197707182029300    197707190540500
    197707190550300    197707190637100
    197707190643100    197707190659100
    197707190750500    197707191600100
    197707191615000    197707191615000
    197707191630000    197707191630000
    197707191645000    197707191645000
    197707191700100    197707191747300
    197707191811500    197707191928500
    197707191936100    197707192024100
    197707192030500    197707192042300
    197707192050500    197707200009100
    197707200015100    197707200134500
    197707200144300    197707200314500
    197707200324100    197707201239300
    197707201316500    197707201335500
    197707201355300    197707210117500
    197707210128100    197707210218300
    197707210227500    197707210304300
    197707210310100    197707210445100
    197707210454100    197707210546500
    197707210554100    197707210627500
    197707210646300    197707211252100
    197707211326500    197707212304300
    197707212310300    197707212358100
    197707220010200    197707221023400
    197707221031000    197707221736000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Gravity Data (l-7-77-wg.162_010)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197707031548400    197707042156300
    197707042216100    197707051151100
    197707051157000    197707052005400
    197707052015100    197707062219000
    197707062225200    197707092134300
    197707092148100    197707100802500
    197707101034230    197707101750000
    197707101814500    197707132120100
    197707132130400    197707172207000
    197707172218200    197707212348100
    197707220000200    197707221736000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Magnetics Data (l-7-77-wg.260_010)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197707061130210    197707070005030
    197707070735000    197707080409160
    197707081118250    197707081303500
    197707081329370    197707081840220
    197707081901290    197707090408300
    197707090544060    197707092157060
    197707092209180    197707100812300
    197707101043000    197707101633000
    197707110412540    197707110413540
    197707110427300    197707111319180
    197707111550300    197707130815360
    197707130826240    197707131757300
    197707131804420    197707140450000
    197707141541420    197707150617480
    197707171000120    197707171825360
    197707221023000    197707221036180
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Bathymetry Data (l-7-77-wg.335_010)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197707031830000    197707032200000
    197707032340000    197707040700000
    197707040745000    197707050255000
    197707050310000    197707050455000
    197707050719000    197707050805000
    197707050820000    197707060005000
    197707060025000    197707060225000
    197707061100000    197707061650000
    197707061705000    197707061720000
    197707061740000    197707061747000
    197707061830000    197707070330000
    197707070600000    197707071345000
    197707071410000    197707071720000
    197707071736000    197707072030000
    197707072055000    197707081010000
    197707081030000    197707090320000
    197707090345000    197707090400000
    197707090415000    197707090645000
    197707090710000    197707090820000
    197707090855000    197707092300000
    197707092320000    197707100715000
    197707100730000    197707101630000
    197707101910000    197707111215000
    197707111230000    197707130150000
    197707130210000    197707140710000
    197707140730000    197707142140000
    197707142155000    197707150041480
    197707150054420    197707150108480
    197707150120360    197707150153480
    197707150213480    197707150213480
    197707150225000    197707150243360
    197707150256120    197707150309120
    197707150320300    197707150329540
    197707150340000    197707150340000
    197707150353180    197707150939300
    197707150950000    197707151050000
    197707151110000    197707151110000
    197707151217540    197707151217540
    197707151230000    197707151236000
    197707151257240    197707151257240
    197707151322540    197707151329540
    197707151341300    197707160456480
    197707160507060    197707160507060
    197707160520000    197707160745300
    197707160801180    197707160801180
    197707191000000    197707191445000
    197707191500000    197707191920000
    197707191940000    197707200100000
    197707200115000    197707200210000
    197707200230000    197707200235000
    197707200250000    197707200327000
    197707200340000    197707200410000
    197707200427000    197707200427000
    197707200440000    197707200447000
    197707200500000    197707200505000
    197707200516000    197707200523000
    197707200535000    197707200540000
    197707200555000    197707200615000
    197707200630000    197707200705000
    197707200720000    197707200900000
    197707200930000    197707200930000
    197707200945000    197707200945000
    197707201000000    197707201000000
    197707201012000    197707201017000
    197707201030000    197707201100000
    197707201115000    197707201115000
    197707201130000    197707201335000
    197707201350000    197707201405000
    197707201420000    197707201640000
    197707201653000    197707201850000
    197707201903000    197707201903000
    197707201920000    197707202046000
    197707202100000    197707202317000
    197707202330000    197707210000000
    197707210012000    197707210215000
    197707210230000    197707210339000
    197707210350000    197707210356000
    197707210410000    197707210410000
    197707210433000    197707210544000
    197707210555000    197707210630000
    197707210644000    197707210836000
    197707210850000    197707210935000
    197707210950000    197707211000000
    197707211012000    197707211020000
    197707211040000    197707211047000
    197707211100000    197707211110000
    197707211130000    197707211335000
    197707211350000    197707211630000
    197707211710000    197707211724000
    197707211740000    197707211835000
    197707211850000    197707212340000
    197707220520000    197707220540000
    197707220553000    197707220830000
    197707220845000    197707220845000
    197707220900000    197707220900000
    197707220915000    197707220915000
    197707220930000    197707220930000
    197707220945000    197707220945000
    197707221000000    197707221000000
    197707221015000    197707221015000
    197707221030000    197707221030000
    197707221045000    197707221045000
    197707221100000    197707221100000
    197707221115000    197707221115000
    197707221130000    197707221130000
    197707221145000    197707221145000
    197707221200000    197707221200000
    197707221215000    197707221215000
    197707221230000    197707221230000
    197707221245000    197707221245000
    197707221300000    197707221300000
    197707221315000    197707221315000
    197707221330000    197707221330000
    197707221345000    197707221345000
    197707221400000    197707221400000
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    197707221445000    197707221445000
    197707221500000    197707221500000
    197707221515000    197707221515000
    197707221530000    197707221530000
    197707221545000    197707221545000
    197707221600000    197707221600000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Seismic Shots Data (l-7-77-wg.420_010)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197707061100210    197707070325080
    197707070558150    197707070728140
    197707070733370    197707071336440
    197707071950570    197707080355470
    197707080755150    197707081254550
    197707081301140    197707081808290
    197707081815120    197707082158570
    197707090158110    197707090257230
    197707090302290    197707090746210
    197707090756520    197707091509230
    197707091707160    197707100550520
    197707100805290    197707101623560
    197707101907040    197707102036320
    197707102043160    197707102355130
    197707110243110    197707111311540
    197707111838540    197707112208070
    197707112214490    197707121827510
    197707122050130    197707122225290
    197707122232530    197707130044240
    197707130200140    197707130406360
    197707130413320    197707130837310
    197707130857080    197707131057360
    197707131120150    197707131857490
    197707131903050    197707140039400
    197707140046040    197707140058080
    197707140655040    197707140710360
    197707140716580    197707140936270
    197707141000240    197707141146030
    197707141151080    197707141504370
    197707141512110    197707141617210
    197707141653470    197707150001390
    197707150015300    197707150029360
    197707150035400    197707150542570
    197707150549000    197707150602150
    197707150746130    197707150840030
    197707150919540    197707150935580
    197707150941190    197707151125240
    197707151201390    197707151845210
    197707151851240    197707151912500
    197707152007500    197707152023410
    197707152029550    197707152250210
    197707160003450    197707160003450
    197707160010160    197707160724560
    197707180837030    197707181644030
    197707181649280    197707181951060
    197707182200200    197707190806230
    197707190901100    197707191058320
    197707191200170    197707191807130
    197707191951210    197707200624040
    197707200911230    197707201323270
    197707201415000    197707210229170
    197707210522200    197707210815360
    197707211113310    197707211439190
    197707211820470    197707211827080
    197707211833190    197707212343230
    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-7-77-WG data set <http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.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/l/l777wg/html/l-7-77-wg.nav.html>

Data format: ASCII Size: 6.9
Network links: <http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.grav.html>

Data format: ASCII Size: 5.6
Network links: <http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.mag.html>

Data format: ASCII Size: 0.2
Network links: <http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.bath.html>

Data format: ASCII Size: 0.3
Network links: <http://walrus.wr.usgs.gov/infobank/l/l777wg/html/l-7-77-wg.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 12:51:23 2013