Water Resources Other Offices

Hydrologic Instrumentation Facility -- supports USGS hydrologic data-collection activities through the identification of needs, development of technical specifications, design or development of specialized interfaces, contracts and procurements, testing and evaluation, specialized field applications, repair and calibration, quality control and assurance, and storage and distribution of hydrologic instrumentation.

National Water Quality Laboratory -- fulfills analytical requirements of the USGS by analyzing environmental samples for inorganic, organic, and radiochemical constituents.

Chlorofluorocarbon Laboratory -- The Reston Chlorofluorocarbon Laboratory provides analytical services for determination of the chlorofluorocarbons (CFCs) CFC-11, CFC-12, and CFC-113, sulfur hexafluoride (SF6), and other gases in air and water samples in support of USGS hydrologic studies to trace the flow of young water (0- to 50-year time scale) and to determine the time elapsed since recharge (ground-water age).

Branch of Quality Systems -- part of the Office of Water Quality this program manages and operates water-quality quality-assurance projects for the USGS and provides training and coordination on developing quality-assurance programs for the USGS.

Branch of Geophysics -- part of the Office of Ground Water. This program provides a national focus to the regional and State water resources geophysical activities. Branch of Geophysical Applications and Support.