Overseeing the Water Resources of Loudoun County, VA
STREAM CONDITIONS
Stream conditions or stream health is important to everyone, as well as the wildlife and aquatic community that live nearby or in our streams. We learn about stream health through an assessment of the conditions.Assessment Parameters -- Parameters used to measure human impacts that upset the balanced conditions found in a natural stream ecosystem and cause major degradation problems are: (1) chemical quality of the stream water, (2) water flow, (3) bacteriological quality of the stream water, (4) stream habitat, and (5) the type of organisms living in the stream.
A healthy stream
An impacted stream
Conducting a habitat assessment
Collecting aquatic insects
Stream assessments are conducted by local, state and federel agencies as well as citizen monitors.
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