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Open-File Report 2005-1413

Flightline Spacing in the Conterminous U.S.

The figure below is color-coded to show the spacings between the flightlines of the aerial gamma-ray surveys flown in the conterminous United States.  Most of the surveys in the western part of the country were flown with a 5 km spacing and most of those in the eastern part were flown with a 10 km spacing.


Image showing flightline spacings for surveys in the conterminous US.


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