Coastal & Marine Geology InfoBank

Home FACS Activities Atlas Geology School Related Sites More

Skip navigational links
Loading
Activities: by ID   by Platform   by Year   by Region   by Participant   by Organization   by Project/Theme   with Incomplete IDs   Disclaimer  
Activity First Letter: A   B   C   D   E   F   G   H   I   J   K   L   M   N   O   P   Q   R   S   T   U   V   W   X   Y   Z   0   1   2   3   4   5   6   7   8   9  
Virtual Globes: Atlas  (GE)    Samples  (GE)    Moorings  (GE)    Illuminate Oceans  (GE)    Earthquakes  (GE)    Get GE    InfoBank examples    State Waters    Chronology  (GE)    Gravity Base Stations  (GE)

What does this data set describe?

Title:
Geophysical data of field activity M-1-74-NP in East Pacific Rise, Northern Pacific from 08/26/1974 to 09/20/1974
Abstract:
Chief Scientists: J. Mudie, Bill Normark. Geophysical data (transitsatellite, gyro, 3dot5khz, 12khz, magnetics, sidescansonar, 4khz, 20khz) of field activity M-1-74-NP in East Pacific Rise, Northern Pacific from 08/26/1974 to 09/20/1974, <http://walrus.wr.usgs.gov/infobank/m/m174np/html/m-1-74-np.meta.html>.
Supplemental_Information:

Equipment Used -
transitsatellite
gyro Autolog gyro-emlog
3dot5khz 3.5 khz bathymetry
12khz 12 khz bathymetry
magnetics Varian MFD Proton Precession magnetometer
sidescansonar left side sonar and right side sonar
4khz 4khz up and penetration bathymetry
20khz up and down bathymetry
Publications -
Normark, W.R., 1976, Delineation of the main extrusion zone of the East Pacific Rise at
lat 21 degrees N: Boulder, CO, Geology, v. 4, no. 11, p. 681-685.<BR>
<HR>
Crane, K., and Normark, W.R., 1975, Ridge crest structure vs. hydrothermal activity (East
Pacific Rise 21 degrees N): Eos, Transactions, American Geophysical Union, v. 56, no. 12,
Fall annual meeting, p. 1064-1065. <BR>
<HR>
Normark, W.R., 1975, Photographic study of the zone of crustal accretion of the East
Pacific Rise crest at the mouth of the Gulf of California: Geological Society of America
Abstracts with Programs, v. 7, no. 3, p. 358.<BR>
<HR>
Crane, K., and Normark, W.R., 1977, Hydrothermal activity and crestal structure
of the East Pacific Rise at 21 degrees N: Journal of Geophysical Research, v. 82, no. 33,
p. 5336-5348.<BR>
<HR>
Normark, W.R., Alpha, T.R., Hess, G.R., Lichtman, G.S., and Gutmacher, C.E., 1978, Map
showing the crest of the East Pacific Rise near the mouth of the Gulf of California:
U.S. Geological Survey Open-File Report 78-350, 1 sheet.<BR>
<HR>
Normark, W.R., and Hess, G.R., 1978, Deep-tow studies of the East Pacific Rise, Pacific
Ocean basin: U.S. Geological Survey Professional Paper 1100, p. 158.<BR>
<HR>
Normark, W.R., and Hess, G.R., 1979, Deep-tow studies of the East Pacific Rise off
Mexico: U.S. Geological Survey Professional Paper 1150, p. 157.<BR>
<HR>
Lichtman, G.S., Normark, W.R., Spiess, F.N., and Hess, G.R., 1979, Detailed morphology and
photogeology of the East Pacific Rise near lat. 21 degrees N: Geological Society of America
Abstracts with Programs, v. 11, no. 7, p. 466. <BR>
<HR>
Hess, G.R., Lawhead, B., Lichtman, G.S., MacDonald, K.C., Miller, S.M., Normark, W.R., and
Spiess, F.N., 1980, Fine-scale bathymetry used for submersible studies of the East Pacific
Rise: U.S. Geological Survey Open-File Report 80-542, 2 sheets.<BR>
<HR>
Normark, William R., 1980, Definition of the plate boundary along the East Pacific Rise off
Mexico: Marine Geodesy, v. 4, no. 1, p. 29-41. <BR>
<HR>
Normark, W.R., and Bischoff, J.L., 1980, Hydrothermal activity and massive sulfides on
the East Pacific Rise: U.S. Geological Survey Professional Paper 1175, p. 163.<BR>
<HR>
Ballard, Robert D., Francheteau, Jean, Juteau, Tierre, Rangan, Claude, and Normark, W.R.,
1981, East Pacific Rise at 21 degrees N; the volcanic, tectonic, and hydrothermal processes
of the central axis: Earth and Planetary Science Letters, v. 55, no. 1, p. 1-10.<BR>
<HR>
Wilde, P., Chase, T.E., Holmes, M.L., Normark, W.R., and Thomas, J.A., 1977, Oceanographic
data off Washington, 46 degrees to 49 degrees north including the Nitinat deep sea fan:
Lawrence Berkeley Laboratory, Energy and Environment Division, no. 223, 1 sheet.<BR>
<HR>
Normark, William R., 1990, Return to Ranger submarine slide, Baja California, Mexico: Geo-Marine
Letters, v. 10, no. 2, p. 81-91.<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 M-1-74-NP in East Pacific Rise, Northern Pacific from 08/26/1974 to 09/20/1974: 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: -117.49830
    East_Bounding_Coordinate: -100.03490
    North_Bounding_Coordinate: 32.67890
    South_Bounding_Coordinate: 8.04520

  3. What does it look like?

    <http://walrus.wr.usgs.gov/infobank/m/m174np/html/m-1-74-np.nav.gif> (GIF)
    Trackline map of M-1-74-NP
    <http://walrus.wr.usgs.gov/infobank/m/m174np/html/m-1-74-np.mag.gif> (GIF)
    Magnetics data trackline map of M-1-74-NP
    <http://walrus.wr.usgs.gov/infobank/m/m174np/html/m-1-74-np.bath.gif> (GIF)
    Bathymetry data trackline map of M-1-74-NP

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

    Beginning_Date: 26-Aug-1974
    Ending_Date: 20-Sep-1974
    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: East Pacific Rise, Northern Pacific
      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:
    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?

    J. Mudie (Chief Scientist); Bill Normark (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: 14-Dec-1999 (process 1 of 3)
    Navigation Data 
    01/30/1998 clint m-1-74-np.050
/bear/programs/ngdc/unrefngdc/unrefngdc
Integrated navigation (SINS) data

    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: 17-May-2012 (process 2 of 3)
    Magnetics Data 
    05/17/2012 carolyn m-1-74-np.220_050
/infobank/programs/edit/automerge/automerge

Input was...
01/30/1998 clint m-1-74-np.220
/bear/programs/ngdc/unrefngdc/unrefngdc
Edited magnetics data

Input was...
01/30/1998 clint m-1-74-np.050
/bear/programs/ngdc/unrefngdc/unrefngdc
Integrated navigation (SINS) data

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: 03-Nov-2008 (process 3 of 3)
    Bathymetry Data 
    11/03/2008 jpaz /infobank/m/m174np/bath/m-1-74-np.320_050
/infobank/programs/edit/automerge/automerge

Input was...
01/30/1998 clint m-1-74-np.320
/bear/programs/ngdc/unrefngdc/unrefngdc
Edited bathymetry data with corrected depths

Input was...
01/30/1998 clint m-1-74-np.050
/bear/programs/ngdc/unrefngdc/unrefngdc
Integrated navigation (SINS) data

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:
    Normark, W.R., 1976, Delineation of the main extrusion zone of the East Pacific Rise at lat 21 degrees N: Boulder, CO, Geology, v. 4, no. 11, p. 681-685. Crane, K., and Normark, W.R., 1975, Ridge crest structure vs. hydrothermal activity (East Pacific Rise 21 degrees N): Eos, Transactions, American Geophysical Union, v. 56, no. 12, Fall annual meeting, p. 1064-1065. Normark, W.R., 1975, Photographic study of the zone of crustal accretion of the East Pacific Rise crest at the mouth of the Gulf of California: Geological Society of America Abstracts with Programs, v. 7, no. 3, p. 358. Crane, K., and Normark, W.R., 1977, Hydrothermal activity and crestal structure of the East Pacific Rise at 21 degrees N: Journal of Geophysical Research, v. 82, no. 33, p. 5336-5348. Normark, W.R., Alpha, T.R., Hess, G.R., Lichtman, G.S., and Gutmacher, C.E., 1978, Map showing the crest of the East Pacific Rise near the mouth of the Gulf of California: U.S. Geological Survey Open-File Report 78-350, 1 sheet. Normark, W.R., and Hess, G.R., 1978, Deep-tow studies of the East Pacific Rise, Pacific Ocean basin: U.S. Geological Survey Professional Paper 1100, p. 158. Normark, W.R., and Hess, G.R., 1979, Deep-tow studies of the East Pacific Rise off Mexico: U.S. Geological Survey Professional Paper 1150, p. 157. Lichtman, G.S., Normark, W.R., Spiess, F.N., and Hess, G.R., 1979, Detailed morphology and photogeology of the East Pacific Rise near lat. 21 degrees N: Geological Society of America Abstracts with Programs, v. 11, no. 7, p. 466. Hess, G.R., Lawhead, B., Lichtman, G.S., MacDonald, K.C., Miller, S.M., Normark, W.R., and Spiess, F.N., 1980, Fine-scale bathymetry used for submersible studies of the East Pacific Rise: U.S. Geological Survey Open-File Report 80-542, 2 sheets. Normark, William R., 1980, Definition of the plate boundary along the East Pacific Rise off Mexico: Marine Geodesy, v. 4, no. 1, p. 29-41. Normark, W.R., and Bischoff, J.L., 1980, Hydrothermal activity and massive sulfides on the East Pacific Rise: U.S. Geological Survey Professional Paper 1175, p. 163. Ballard, Robert D., Francheteau, Jean, Juteau, Tierre, Rangan, Claude, and Normark, W.R., 1981, East Pacific Rise at 21 degrees N; the volcanic, tectonic, and hydrothermal processes of the central axis: Earth and Planetary Science Letters, v. 55, no. 1, p. 1-10. Wilde, P., Chase, T.E., Holmes, M.L., Normark, W.R., and Thomas, J.A., 1977, Oceanographic data off Washington, 46 degrees to 49 degrees north including the Nitinat deep sea fan: Lawrence Berkeley Laboratory, Energy and Environment Division, no. 223, 1 sheet. Normark, William R., 1990, Return to Ranger submarine slide, Baja California, Mexico: Geo-Marine Letters, v. 10, no. 2, p. 81-91.


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 (m-1-74-np.050 [SINS])
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197408262340000    197408262355000
197408270005000    197408272355000
197408280005000    197408282355000
197408290005000    197408292355000
197408300005000    197408302355000
197408310005000    197408312355000
197409010005000    197409012355000
197409020005000    197409022355000
197409030005000    197409032355000
197409040005000    197409042355000
197409050005000    197409052355000
197409060005000    197409062355000
197409070005000    197409072355000
197409080005000    197409082355000
197409090005000    197409092355000
197409100005000    197409102355000
197409110005000    197409112355000
197409120005000    197409122355000
197409130005000    197409132355000
197409140005000    197409142355000
197409150005000    197409152355000
197409160005000    197409162355000
197409170005000    197409172355000
197409180005000    197409182355000
197409190005000    197409192355000
197409200005000    197409201120000
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Magnetics Data (m-1-74-np.220_050)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197408272240000    197408280515000
197408291540000    197408311100000
197408311125000    197408311515000
197408311525000    197409010705000
197409051815000    197409061620000
197409072030000    197409090630000
197409090640000    197409102020000
197409102035000    197409110730000
197409110750000    197409110920000
197409181750000    197409201040000
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Bathymetry Data (m-1-74-np.320_050)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197408270450000    197408280510000
197408291545000    197408312145000
197408312235000    197408312350000
197409010005000    197409010705000
197409051815000    197409052045000
197409052135000    197409060040000
197409060115000    197409060855000
197409060905000    197409061050000
197409061120000    197409061315000
197409061325000    197409061615000
197409072030000    197409072150000
197409072205000    197409080140000
197409080240000    197409080555000
197409080630000    197409081210000
197409081220000    197409110920000
197409181900000    197409201040000
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 M-1-74-NP data set <http://walrus.wr.usgs.gov/infobank/m/m174np/html/m-1-74-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: 0.3
Network links: <http://walrus.wr.usgs.gov/infobank/m/m174np/html/m-1-74-np.nav.html>

Data format: ASCII Size: 0.2
Network links: <http://walrus.wr.usgs.gov/infobank/m/m174np/html/m-1-74-np.mag.html>

Data format: ASCII Size: 0.2
Network links: <http://walrus.wr.usgs.gov/infobank/m/m174np/html/m-1-74-np.bath.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 07:29:12 2013