Consultancy and training in groundwater and environmental applications. Information about courses, distance learning (including online), research and consultancy interests, and links.

Explains the process of using dyes for cave tracing, finding groundwater contaminants, wellhead protection programs, tracking sewer leaks and mapping pipelines. Provides information about the technique, and case histories.

Virginia Tech University online primer covers pollution sources, contaminant types, transport and fate, monitoring, modeling, remediation, and legal aspects.

British research group. Describes current activities and capabilities in the use of tracers in hydrogeology, provides background on this technology and it history, lists consultancy capabilities, and lists links to related sites.

Mission is to protect and conserve the underground water resources for the current and future residents of Fayette County, Texas. Offers publications, information on projects and services as well as general information.

Source of information and a platform for information exchange on groundwater topics in and for the UK.

Describes his research, particularly on preferential flow and its influence to contaminant transport in the vadose zone.

The Groundwater Resources Association is conducting a workshop "Model Calibration and Predictive Uncertainty Analysis Using PEST" April 19-21, 2004, Santa Ana, CA

Publications lists and other information from the Brusseau research group, which investigates the fate and transport of contaminants in the subsurface.

Bibliography, computer codes, directory of researchers, and other information resources related to salt water intrusion into coastal groundwater aquifers.