We recently completed another hydrologic determination (HD) in Campbell County, in the State of Tennessee for the Tennessee Department of Environment and Conservation (TDEC). These were completed by our certified hydrologic professionals which are required by Tennessee law and are conducted by our trained field staff. These determinations use a combination of primary and secondary …
Tag Archives: TN HDT
Tennessee Hydrologic Determination
Tennessee Hydrologic Determination (HDT) and Jurisdictional Determinations (JD) are conducted by our trained field staff and follow the Tennessee Department of Environment and Conservation Division of Water Pollution Control Guidance For Making Hydrologic Determinations, as well as the U.S. Army Corps of Engineers Guidance. This is required by law within the state of Tennessee under …
Macroinvertebrate Collection and Analysis | Aquatic Assessments
Macroinvertebrate Collection and Analysis | Aquatic Assessments – The following steps are taken from the KDOW SOP manual, and describe the methodology for collecting a multi-habitat sample in a wadeable stream: “1. The investigator will sample a variety of non-riffle habitats with the aid of an 800 x 900 μm mesh triangular or D-frame dip …
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