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Seven Aeromagnetic Surveys in California and Nevada:
A Web Site for Distribution of Data

by

U. S. Geological Survey

Open-File Report 2005-1328

2005

 

This web site contains digital data files and descriptions of aeromagnetic data collected in California and Nevada through contracts for the U.S. Geological Survey between 1996 and 2002. The survey areas include: Napa Valley, Virgin Valley, Virgin Valley Northwest, Santa Clara Valley, Salinas Valley North, Salinas Valley South, and Comstock.

 

Any use of trade, product, or firm names in this publication is for descriptive purposes only and does not imply endorsement by the U.S. Government.

This report has not been reviewed for stratigraphic nomenclature.


California and Nevada Index Map

 

California and Nevada Index Map Napa Valley Comstock Virgin Valley N W Virgin Valley Santa Clara Valley Salinas Valley North Salinas Valley South

Area Name

Project Number

Contractor Name

Date Flown

Line Spacing

Direction

Altitude

Total Miles

Napa Valley

4188

Scintrex

12/96-01/97

0.33 mi. (530 m)

E-W

800-1000 ft. draped (245-305 m)

9880

Virgin Valley

4203

Aero Surveys

09/97-05/98

0.25 mi. (400 m)

N47°E

500 ft. draped (150 m)

3210

Virgin Valley NW

4204

Aero Surveys

09/97

0.25 mi. (400 m)

N7°E

500 ft. draped (150 m)

740

Santa Clara Valley

4259

Goldak Exploration

01/02

0.33 mi. (530 m)

N73°E

800 ft. draped

(245 m)

1920

Salinas Valley North

4260

Goldak Exploration

01/02

0.33 mi. (530 m)

N40°W

800 ft. draped (245 m)

1915

Salinas Valley South

4282

Goldak Exploration

11/02

0.33 mi. (530 m)

N40°W

800 ft. draped (245 m)

3415

Comstock

4283

Goldak Exploration

11/02

0.25 mi. (400 m)

E-W

1300 ft. draped (395 m)

1020



This web site makes available to users (via FTP) the grid and flight-line data files provided by Scintrex, Aero Surveys, and Goldak Exploration for the 7 surveys listed in the table above. To view these FTP directories, click on any of the 7 FTP addresses below:

Napa Valley- ftp://ftpext.usgs.gov/pub/cr/co/denver/musette/pub/open-file-reports/ofr-05-1328/napa_valley-4188

Virgin Valley- ftp://ftpext.usgs.gov/pub/cr/co/denver/musette/pub/open-file-reports/ofr-05-1328/virgin_valley-4203

Virgin Valley NW- ftp://ftpext.usgs.gov/pub/cr/co/denver/musette/pub/open-file-reports/ofr-05-1328/virgin_valley_nw-4204

Santa Clara Valley- ftp://ftpext.usgs.gov/pub/cr/co/denver/musette/pub/open-file-reports/ofr-05-1328/santa_clara_valley-4259

Salinas Valley North- ftp://ftpext.usgs.gov/pub/cr/co/denver/musette/pub/open-file-reports/ofr-05-1328/salinas_valley_n-4260

Salinas Valley South- ftp://ftpext.usgs.gov/pub/cr/co/denver/musette/pub/open-file-reports/ofr-05-1328/salinas_valley_s-4282

Comstock- ftp://ftpext.usgs.gov/pub/cr/co/denver/musette/pub/open-file-reports/ofr-05-1328/comstock-4283

README.TXT file explaining data in above directories.


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