Definitions for "Monitoring wells"
Specially constructed wells used exclusively for obtaining samples for testing water quality and for monitoring water levels. Monitoring wells are not used for drinking water or for industrial uses.
Scientists keep track of chemicals in groundwater by installing monitoring wells and collecting and analyzing water samples from the wells.
Special wells drilled at specific locations where ground water can be sampled at selected depths and studied to determine the direction of ground water flow and the types and amounts of contaminants present. ational Contingency Plan, or National Oil and Hazardous Substances Pollution Contingency Plan (NCP). The basic policy directive for federal response actions under CERCLA. It sets out the organizational structure and procedures for responding to releases of hazardous substances, pollutants, and contaminants, and contains the Hazard Ranking System and the National Priorities List as appendices.