This shows the specialized terms used in EarthWise Academy. This section contains all the definitions used in the various course glossaries used by each course.
How often sampling occurs.
Use of historical data to determine if initial monitoring can be skipped.
Ground Water (GW)
Ground Water Under the Direct Influence of Surface Water
Ground Water Under the Direct Influence of Surface Water (GUDI)
GUDI – Ground Water Under the Direct Influence of Surface Water
ICR – Information Collection Rule
IESWTR – Interim Enhanced Surface Water Treatment Rule
Imminent Threat Violation
A condition at a PWS that may adversely affect the quality of drinking water and presents an immediate threat to public health.
Information Collection Rule
Information Collection Rule (ICR)
Describes material that is of mineral origin. Specifically, describes chemical compounds that do not contain carbon and hydrogen.