USGS State Cooperative Geophysical Research Program Consisting of Gravity and Magnetic Data

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Digital magnetic data were compiled from a diverse group of magnetic
surveys. Digital data from aeromagnetic and shipborne magnetic
surveys were compiled at different times with varied flight
elevations, flight-line or track spacings, and data-reduction
procedures. Data were also digitized from hand-contoured maps when
aeromagnetic and ... View entire text
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Geographic Coverage
Spatial coordinates   
  N: 85.0   S: 0.0   E: 0.0   W: 165.0

Temporal Coverage
Start Date: 1985-01-01
Location Keywords
Use Constraints There is no guarantee of warranty concerning the accuracy of these data. Users should be aware that temporal changes may have occurred since the data was collected and that some parts of these data may no longer represent actual surface conditions. Users should not use these data for critical applications without a full awareness of their limitations. Acknowledgement of the originating agencies would be appreciated in products derived from these data. Any user who modifies the data set is obligated to describe the types of modifications they perform. User specifically agrees not to misrepresent the data set, nor to imply that changes made were approved or endorsed by the U.S. Geological Survey. Please refer to for the USGS disclaimer.
Data Set Progress
Originating Center
Data Center
Center for Earth Resources Observation and Science, U.S. Geological Survey, U.S. Department of the Interior Supplemental Info
Data Center URL:
Dataset ID: GEOPHYS > USGS State Geophysical Research Program

Data Center Personnel
Phone: 605-594-6151, 800-252-4547
Fax: 605-594-6589
Email: lta at
Contact Address:
LTA Customer Services
U.S. Geological Survey
EROS Center
47914 252nd Street
City: Sioux Falls
Province or State: SD
Postal Code: 57198-0001
Country: USA
Phone: 605-594-6594
Fax: 605-594-6589
Email: custserv at
Contact Address:
Information Systems Management
U.S. Geological Survey
EROS Data Center
47914 252nd Street
City: Sioux Falls
Province or State: SD
Postal Code: 57198-0001
Country: USA
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Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 2005-11-04
Last DIF Revision Date: 2015-02-19
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