1. Coastal/Marine Hazards and Resources
  2. Coastal and Marine Geoscience Data System

Field Activity 1999-014-FA

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Identifier 1999-014-FA
Purpose Complete coverage sidescan sonar mosaic and dense grid of chirp sub-bottom profiles of Boulder Basin and Las Vegas Bay parts of Lake Mead to serve as base map for other environmental studies.
Location Lake Mead, Nevada, Arizona, United States, North America;
Summary No web site exists yet, but preliminary interpretation of results from this field operation are summarized in USGS Open-File Report 99-581.
Comments Original Center People field contained: Dave Twichell - PI; Ken Parolski - Electronics tech; VeeAnn Cross - Seismic and sidescan processor. Project = Geophysical investigation of Lake Mead, Geophysical investigation of Lake Mead
Related activities
2000-027-FA: Project
2000-056-FA: Project
2001-007-FA: Project
2002-017-FA: Project
2002-069-FA: Project
Platform
Houseboat-200
60-foot house boat. 16-foot beam.
Itinerary
Start Callville Bay Marina, Lake Mead, NV 1999-05-12
End Callville Bay Marina, Lake Mead, NV 1999-05-26
Days in the field 15
Bounds
West -114.86298052
East -114.58357804
North 36.15112082
South 36.01251146

Personnel

Organization
384 Woods Hole Road
Quissett Campus
Woods Hole, MA02543-1598
(508) 548-8700
Principal investigators David C Twichell
Crew members
David C Twichell
Scientist, Staff
VeeAnn Atnipp Cross
Scientist, Staff
Parolski, Kenneth F.
Scientist, Staff
Information specialist(s)
David C Twichell
Specialist, Information
Affiliate principal University of Nevada at Las Vegas
Affiliate staff Mark Rudin, UNLV

Data types and categories

Data category: Location-Elevation, Seismics, Sonar
Data type: Sub Bottom Profiler, Navigation, Sidescan, Single Beam

Documents: Notes and log books

Cruise log

Name Cruise log
Description Watchstanders' log of data collection, navigation, equipment notes, disk and line changes. Times recorded, not navigation fixes.
Digital location https://cotuit.er.usgs.gov/Data/1999-014-FA/NL/001/01/99014nav.pdf
Format PDF
Physical location WHCMSC data library
Media type Paper
Inventory system WHCMSC data library
Inventory number 105001

ISIS log

Name ISIS log
Description ISIS system log of file and line changes, data collection notes
Equipment SIS1000 Sidescan sonar
Digital location https://cotuit.er.usgs.gov/Data/1999-014-FA/NL/001/02/99014isi.pdf
Format PDF
Physical location WHCMSC data library
Media type Paper
Inventory system WHCMSC data library
Inventory number 105002

Equipment and datasets

Equipment or measuring device
P-code GPS
Navigation
1
1999-014-FA-LN-001(28778)
Description All navigation data acquired on the field activity
Data types
Navigation
Format text file
Amount 866Kb
Digital location http://pubs.usgs.gov/of/2003/of03-320/data/nav/1999/
SD digital location http://cotuit.er.usgs.gov/data/1999-014-FA/NL/001/01/99014nav.pdf,http://cotuit.er.usgs.gov/data/1999-014-FA/NL/001/02/99014isi.pdf
Version 1
Supported? Yes
Public? Yes
Reviewed? Yes
Process? No
Public URL https://doi.org/10.3133/ofr03320, https://pubs.usgs.gov/of/2003/of03-320/htmldocs/datacatalog.htm
Metadata https://cmgds.marine.usgs.gov/metadata/whcmsc/open_file_report/ofr2003-320/allgps_99meta.xml
Contact

Description and usage history of this equipment

Odom Digitrace 200kHz
Single Beam
1
Bathymetry GIS data(23051)
Format Esri grid
Digital location http://pubs.usgs.gov/of/2003/of03-320/htmldocs/gisdata.htm
SD digital location http://pubs.usgs.gov/of/2003/of03-320/
Supported? Yes
Public? Yes
Reviewed? Yes
Process? No
Public URL http://pubs.usgs.gov/of/2003/of03-320/htmldocs/gisdata.htm
Metadata https://cmgds.marine.usgs.gov/metadata/whcmsc/open_file_report/ofr2003-320/presentdaymeta.xml
Contact

Description and usage history of this equipment

SIS1000 Chirp Sonar
Sub Bottom Profiler
5
1999-014_Chirp_shot_nav(38736)
Description Point shapefile of shot point navigation at 100 shot intervals.
Data types
Sub Bottom Profiler
Format shapefile
Version 1
Public? Yes
Reviewed? Yes
Public URL https://pubs.usgs.gov/of/2003/of03-320/, https://pubs.usgs.gov/of/2003/of03-320/htmldocs/datacatalog.htm
Metadata https://cmgds.marine.usgs.gov/metadata/whcmsc/open_file_report/ofr2003-320/lm99_100shtmeta.xml
Contact
1999-014-FA-SE-001-01(5692)
Description RAW seismic data images
Data types
Sub Bottom Profiler
Format JPEG
Amount n/a
Digital location http://pubs.usgs.gov/of/2003/of03-320/data/seisimages/1999/raw/
SD digital location http://cotuit.er.usgs.gov/data/1999-014-FA/NL/001/01/99014nav.pdf,http://cotuit.er.usgs.gov/data/1999-014-FA/NL/001/02/99014isi.pdf
Version 1
Supported? Yes
Public? Yes
Reviewed? Yes
Process? Yes
Public URL https://doi.org/10.3133/ofr03320, https://pubs.usgs.gov/of/2003/of03-320/htmldocs/datacatalog.htm
Metadata https://cmgds.marine.usgs.gov/metadata/whcmsc/open_file_report/ofr2003-320/seisimg99_meta.xml
Contact
Processor
1999-014-FA-SE-001-02(5693)
Description Interpreted seismic data images
Data types
Sub Bottom Profiler
Format JPEG
Amount n/a
Digital location http://pubs.usgs.gov/of/2003/of03-320/data/seisimages/1999/interp/
SD digital location http://cotuit.er.usgs.gov/data/1999-014-FA/NL/001/01/99014nav.pdf,http://cotuit.er.usgs.gov/data/1999-014-FA/NL/001/02/99014isi.pdf
Supported? Yes
Public? Yes
Reviewed? Yes
Process? Yes
Public URL https://doi.org/10.3133/ofr03320, https://pubs.usgs.gov/of/2003/of03-320/htmldocs/datacatalog.htm
Metadata https://cmgds.marine.usgs.gov/metadata/whcmsc/open_file_report/ofr2003-320/seisimg99_meta.xml
Contact
Processor
1999-014-FA-SE-001-03(5691)
Description Raw SEGY data
Data types
Sub Bottom Profiler
Format SEGY
Amount 80 files
Digital location http://cmgds.marine.usgs.gov/data/1999_014_FA/
SD digital location http://cotuit.er.usgs.gov/data/1999-014-FA/NL/001/01/99014nav.pdf,http://cotuit.er.usgs.gov/data/1999-014-FA/NL/001/02/99014isi.pdf
Supported? Yes
Public? Yes
Reviewed? No
Process? Yes
Public URL http://cmgds.marine.usgs.gov/data/1999_014_FA/
Metadata https://cmgds.marine.usgs.gov/metadata/whcmsc/segy/seismic_segy_99_meta.xml
Contact
1999-014 seisnav(38735)
Description Trackline navigation of chirp seismic data
Data types
Sub Bottom Profiler
Format shapefile
Version 1
Public? Yes
Reviewed? Yes
Public URL https://doi.org/10.3133/ofr03320, https://pubs.usgs.gov/of/2003/of03-320/htmldocs/datacatalog.htm
Metadata https://cmgds.marine.usgs.gov/metadata/whcmsc/open_file_report/ofr2003-320/seisnav_99meta.xml
Contact

Description and usage history of this equipment

SIS1000 Sidescan sonar
Sidescan
2
1999-014_sscan_mosaic(23052)
Description Boulder Basin enhanced sidescan sonar mosaic - UTM projection.
Data types
Sidescan
Format GeoTIFF
Digital location http://pubs.usgs.gov/of/2003/of03-320/htmldocs/gisdata.htm
SD digital location http://pubs.usgs.gov/of/2003/of03-320/
Supported? Yes
Public? Yes
Reviewed? Yes
Process? No
Public URL https://doi.org/10.3133/ofr03320, https://pubs.usgs.gov/of/2003/of03-320/htmldocs/datacatalog.htm
Metadata https://cmgds.marine.usgs.gov/metadata/whcmsc/open_file_report/ofr2003-320/bbasin_enhmeta.xml
Contact
1999-014_sscan_mosaic_geog(38737)
Description Boulder Basin enhanced sidescan sonar mosaic - geographic coordinate system.
Data types
Sidescan
Format GeoTIFF
Digital location http://pubs.usgs.gov/of/2003/of03-320/htmldocs/gisdata.htm
Public? Yes
Reviewed? Yes
Public URL https://doi.org/10.3133/ofr03320, https://pubs.usgs.gov/of/2003/of03-320/htmldocs/datacatalog.htm
Metadata https://cmgds.marine.usgs.gov/metadata/whcmsc/open_file_report/ofr2003-320/bbasinenh_g.tif.xml
Contact

Description and usage history of this equipment

Publications

Samples collected during this field activity

Similar field activities carried out by this science center

By data category:
Location-Elevation, Seismics, Sonar
By data type:
Sub Bottom Profiler, Navigation, Sidescan, Single Beam