Ground Water Under the Direct Influence UDI of Surface Water

Meaning, Term, and Glossary Definition - What is Ground Water Under the Direct Influence UDI of Surface Water?

Any water beneath the surface of the ground with: 1. significant occurence of insects or other microorganisms, algae, or large-diameter pathogens; 2. significant and relatively rapid shifts in water characteristics such as turbidity, temperature, conductivity, or pH which closely correlate to climatological or surface water conditions. Direct influence is determined for individual sources in accordance with criteria established by a state.

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Related glossary terms:

Advanced Wastewater Treatment   Animal Studies   Area of Review   Association of Boards of Certification   Background Level   Blackwater   British Thermal Unit   Burial Ground   Characterization of Ecological Effects   Characterization of Exposure   
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