WebThe National Hydrography Dataset (NHD) is mapped at 1:24,000 or larger scale (1:63,360 or larger scale in Alaska). These data are updated and maintained through Stewardship partnerships with states and other collaborative bodies. The NHD, Watershed Boundary Dataset (WBD), and 3D Elevation Program (3DEP) data are used to create the NHDPlus … WebA Hydrologic Unit Code (HUC) is a unique code, consisting of two to eight digits, used to identify watersheds based on the United States Geological Survey's four-level classification system. The United States is divided …
Hydrologic Unit Codes (HUCs) Explained - USGS
WebFind HUC Code Find Watershed Name Community View More Environmental Justice EJ Indexes Above 80th Percentile No Restrictions Yes No Compare to US State Based on Block Group 1-mile maximum Count of Indexes 1 or More 4 or More 7 or More 10 or More Demographics Percent People of Color (3-mile radius) Percent Low Income (3-mile radius) WebA unit’s HUC is a concatenated number built using its own unique identifier plus all of that unit’s “parent” hydrologic units’ codes. Example: 10030101 Subregion (4 digit HUC) Basin (6 digit HUC) Subbasin (8 digit HUC) Watershed (10 … roblox build a house game
Six Easy Steps to Finding Your 12-digit Hydrologic Unit Code …
WebFeb 2, 2024 · The two digits that follow these codes are a sequential numbering scheme based on the drainage flow (headwaters to mouth). This four-character unit identifier (VAHU6) is not part of the WBD standard. … WebIt provides the station name, location description, photos where available of upstream and downstream, and a list of parameters sampled. Hydrologic Unit Code (HUC) Finder: This is an interactive map of the statewide watershed delineations as developed in 1991 for Indiana and updated nationally in 2009. Web12 digit USGS hydrological unit code (HUC) watersheds within Pennsylvania. Includes percentage land-use information from the National Land Cover Dataset for each HUC 12, average slope for each HUC 12, and percent calcareous geology for each HUC 12. roblox build it script