The 2008 Integrated Water Quality Monitoring and Assessment Report is a biennial report that identifies the waters of the State attaining water quality standards, and waters that are impaired and need Total Maximum Daily Loads (TMDLs) as required under the Federal Clean Water Act. The associated GIS files provide the spatial component of the report and include the water quality and use assessment results for waterbodies of the State at a HUC 14 subwatershed scale.