Frederick County, MDOverview This feature service provides a comprehensive hydrographic dataset representing streams within Frederick County. The dataset is focused on linear water features and their hierarchical classification, aiding in environmental, hydrological, and land management analyses. Feature Layers Streams : This core layer represents the network of streams including their names and feature classifications. Streams are categorized by their hierarchical order ranging from first to twelfth order, enabling detailed analysis of stream connectivity and watershed topology. The data includes geometrical measurements such as stream length represented by spatial features, facilitating precise spatial analysis. Geographic Coverage The dataset covers Frederick County. This localized coverage supports region-specific water resource management and ecological studies. Use Cases Environmental monitoring and watershed management Hydrological modeling and stream network analysis Natural resource planning and conservation efforts Infrastructure development planning considering watercoursesArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/0a34001f9e334ceea96b43b0f9410196_1engFrederick County Open DataPublicStreams Hydrography [Maryland--Frederick County]Web servicesMaryland--Frederick CountyMarylandLast Modified: 2026-03-18