USGS Groundwater Information: Hydrogeophysics Branch
ATTENTION:
As part of improvements to the USGS Water Resources Mission Area web presence to better serve you, this site is being sunset.
As some content is migrated to new locations, users will be redirected automatically.
In the interim, these pages are not being updated.
If you have questions, please contact the Hydrogeophysics Branch at hgb_help@usgs.gov
[an error occurred while processing this directive]
Internal USGS users should bookmark our new HGB internal home page: https://water.usgs.gov/usgs/espd/hgb/
![]() Cape Cod research site at the gravel pit, prior to well installation |
![]() USGS drillers installing 100-foot well |
![]() Cape Cod site set-up. |
![]() USGS staff running vertical radar profile survey. |
![]() USGS staff using surface-walkway to calibrate borehole radar antennas in air. |
![]() Close-up of tripod and antenna cable down borehole. |
![]() Radar control unit. |
![]() USGS staff preparing radar antenna for installation in borehole. |