- Title:
-
Seismic data of field activity P-1-93-SF in San Francisco
Bay, California from 09/20/1993 to 09/23/1993
- Abstract:
-
Chief Scientists: Gary Mann, Mike Marlow, Paul Carlson.
Seismic data (GPS, subbottomprofiler, mudseis, Geopulse) of
field activity P-1-93-SF in San Francisco Bay, California
from 09/20/1993 to 09/23/1993,
<http://walrus.wr.usgs.gov/infobank/p/p193sf/html/p-1-93-sf.meta.html>.
- Supplemental_Information:
-
Equipment Used -
GPS Trimble Navtrac with real-time differential GPS
subbottomprofiler Japanese sub-bottom profiler SP-3
mudseis
Geopulse geopulse receiver
Notes -
Mike Marlow has taken the MudSeis opticals to Dennis Mann.
Publications -
Marlow, M.S., Hart, P.E., Carlson, P.R., Childs, J.R., Mann, D.M., Anima, R.J., and
Kayen, R.E., 1994, High-resolution seismic-reflection profiles and interpretation pitfalls
created by acoustic anomalies from Holocene muds beneath South San Francisco Bay:
U.S. Geological Survey Open-File Report 94-0639, 16 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.).
- 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, Seismic data of field activity P-1-93-SF in San Francisco Bay, California from 09/20/1993 to 09/23/1993: U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Menlo Park, CA.
Online Links:
- What geographic area does the data set cover?
- West_Bounding_Coordinate: -122.49428
- East_Bounding_Coordinate: -122.19286
- North_Bounding_Coordinate: 37.91425
- South_Bounding_Coordinate: 37.50879
- What does it look like?
- Does the data set describe conditions during a particular time period?
- Beginning_Date: 20-Sep-1993
- Ending_Date: 23-Sep-1993
- Currentness_Reference: ground condition
- What is the general form of this data set?
- How does the data set represent geographic features?
- How are geographic features stored in the data set?
- Indirect_Spatial_Reference: San Francisco Bay, California
This is a Point data set.
It contains the following vector data types (SDTS terminology):
- 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 1983.
The ellipsoid used is Geodetic Reference System 80.
The semi-major axis of the ellipsoid used is 6378137.
The flattening of the ellipsoid used is 1/298.257.
- 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
- 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>
- Who are the originators of the data set? (may include formal authors, digital compilers, and editors)
- Who also contributed to the data set?
Dennis Mann (Geophysicist, USGS Western Region);
Gary Mann (Chief Scientist, USGS Western Region);
Mike Marlow (Chief Scientist, USGS Western Region);
Paul Carlson (Chief Scientist, USGS Western Region);
Larry Kooker (Electronic Technician, USGS Western Region);
Dave Hogg (Electronic Technician, USGS Western Region);
Byron Richards (Captain, Polaris)
- To whom should users address questions about the data?
These data and information are intended for science
researchers, students from elementary through
college, policy makers, and general public.
- From what previous works were the data drawn?
- How were the data generated, processed, and modified?
- Date: 22-Jan-1996 (process 1 of 1)
-
Navigation Data
Converted to time format with year at start.
Person who carried out this activity:
- 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:
-
Marlow, M.S., Hart, P.E., Carlson, P.R., Childs, J.R., Mann, D.M., Anima, R.J., and
Kayen, R.E., 1994, High-resolution seismic-reflection profiles and interpretation pitfalls
created by acoustic anomalies from Holocene muds beneath South San Francisco Bay:
U.S. Geological Survey Open-File Report 94-0639, 16 p.
- How well have the observations been checked?
Identified as best available version.
- How accurate are the geographic locations?
Unspecified
- How accurate are the heights or depths?
Unspecified
- Where are the gaps in the data? What is missing?
Start and end date/times of data
Navigation Data (p-1-93-sf.050 [SINS])
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
199309201521280 199309201551000
199309201600590 199309201600590
199309201610590 199309201610590
199309201621010 199309201621010
199309201631010 199309201631010
199309201641010 199309201641010
199309201651040 199309201651040
199309201701040 199309201701040
199309201711040 199309201822390
199309201831210 199309201948370
199309201958270 199309202140580
199309202148060 199309202231530
199309202240390 199309202313130
199309211357580 199309212219260
199309212226430 199309212247330
199309221356260 199309222329390
199309231358150 199309231935190
YYYYMMDDHHMMSST YYYYMMDDHHMMSST
- How consistent are the relationships among the observations, including topology?
Unspecified
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.
- Who distributes the data set? (Distributor 1 of 1)
- What's the catalog number I need to order this data set?
Downloadable Data P-1-93-SF data set <http://walrus.wr.usgs.gov/infobank/p/p193sf/html/p-1-93-sf.meta.html>
- 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.
- How can I download or order the data?
- Availability in digital form:
- Cost to order the data: None
- Dates:
- Last modified: 31-Mar-2013
- Metadata author:
-
- 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 07:31:01 2013
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