Click the plus and minus buttons to zoom in and out. 9. You must have the appropriate GIS software and experience in order to utilize this data. National Wild and Scenic River Segments . This shapefile is a subset of the rivers shapefile containing only major rivers. The shoreline is seamless within each project. About the Map. Gallery. National Hydrography Dataset (NHD)The most current version of the National Hydrography Dataset, the NHD High Resolution, is mapped at a scale of 1:24,000 or larger scale (1:63,360 or larger scale in Alaska). However, in some cases, the County may charge a fee ($75 per hour) to cover the cost to produce a non-standard GIS dataset. These data are updated and maintained through Stewardship partnerships with states and other collaborative bodies. Search for data, maps, apps, and initiatives that are filtered by area … The primary legal divisions of most states are termed counties. Data downloads. Please direct questions or comments to Jim George at (410) 537-3579. 100 Community Place, Crownsville, MD 21032 Toll Free: 877.634.6361 The data is available for download as a shapefile, spreadsheet, or KML. View Zipped shapefile with WISE large rivers, vector line. These shapefiles include Relative Effectiveness and Federal Lands. Our general recommendation to WIP local teams is to plan at the County / Major-Basin scale when working with the Maryland … Thus, these watersheds are smaller in size than the 8-digit scale watersheds and generally represent drainage divides between 2nd order rivers/streams. U.S. The Potomac River runs west and creates a natural border between Maryland and Virginia, while the Patapsco runs north from the Bay through Baltimore. Zipped shapefile with WISE large rivers, vector line (ZIP archive) 338.24 KB Download file Clicking on a shaded polygon will display information about that 8-digit watershed, including the watershed name and ID. The delineation breaks the state up into 1,100+ watersheds. Shapefile extracted from the WISE Large rivers and large lakes F1v1 geodatabase. This polygon shapefile shows the rivers and tributaries of the Upper Ganga Watershed in India for 2012. Data for NRHP sites was provided by the office of the Chief Archeologist/GIS Coordinator, Maryland Historical Trust, Maryland Department of Planning. Upper Ganga Watershed, India: Sub-Basin Boundaries, 2012. All watersheds within the states of Virgina, Maryland… Enter an address in the window (top right) to zoom to a location. Data Format: ESRI shapefile. The Maryland Counties Gis Data like state boundary shapefile, kml, Geojson, CSV, etc. These files delineate various boundaries that are used for Chesapeake Bay Program/EPA modeling. ML InfoMap (Firm). Search NRI data by clicking on Map. The segmentation is designed so that each land-river segment drains to only one of the 92 tidal water segments. The data layer is "topologically clean" as tested with the ArcInfo Build command. These watersheds are identified via an 8-digit numeric code. Training. The shaded polygons in the map above represent the Chesapeake Bay Program watershed model land-river segments in Maryland. 2012. Please note that it may take several seconds for the map to load and refresh. Chesapeake Conservancy Tree Canopy. 580 Taylor Ave., Annapolis MD 21401. can be used in many gis software for deriving useful information for decision making. These watersheds are identified via a 12-digit numeric code. In Louisiana, these divisions are known as parishes. The Potomac River, and the natural beauty of this part of Western Maryland, is a magnet for visitors and residents alike. Where available, you can view ESI data or PDF maps in ERMA ® , an online mapping tool for environmental response data, adapted to a variety of regions. AGOL. aerial photography, topographic coverage, etc). Maryland geologic map data A GIS database of geologic units and structural features in Maryland, with lithology, age, data structure, and format written and arranged just like the other states. Featured Interests. Call toll-free in *Maryland* at 1-877-620-8DNR (8367) Out of State: 410-260-8DNR (8367) If you are working at a scale of Maryland 8-digit watershed, use these images and spreadsheet to map to a CAST modeling segment. National Wild and Scenic River Lines. These files are periodically updated so it is important to check the website. ArcExport files (.e00) , with the relational and desktop data tables in ArcExport and text formats. Watershed Boundary Shapefiles. Major Basin Boundaries - The five major watersheds in Maryland for which EPA provided State allocations that meet Bay water quality targets. Last updated: August 28, 2017. Montgomery County GIS Data. Maryland is committed to being open, transparent and providing data that is easy to find, is accessible, and is usable. The first level of classification divides the Nation into 21 major geographic areas, or regions. The delineation breaks the state up into 138 watersheds whose boundaries generally represent drainage divides between 3rd order rivers or streams. Maryland Counties Gis Data The U.S. State Maryland is a mid- Atlantic region state with Annapolis as a Capital city of the state. Rivers & tributaries data is compiled f... ML InfoMap (Firm). Thank you for visiting and being in Washington County, home to five national parks, eight state parks, over thirty museums, first-rate shopping (including Hagerstown Premium Outlets), and a lot a more. Listed below are the subdirectory folders for each WSSC tile number that Montgomery County is broken down into. Photo by Diane F. Evartt. It has been mapped using the U.S. Geological Survey's High Resolution (1:24,000) National Hydrography Dataset (NHD). The zip file contains the following GIS shapefiles: Chesapeake Bay Program WebsiteThe Chesapeake Bay Program WIP Tools website provides shapefiles for download. Data is distributed by project area. This data is also intended to make maps, identify trees and tree canopy very precisely at many scales, primarily at the county level. To navigate the map, use your arrow to drag and pan. Stanford 3; Princeton 1 If you are new to GIS and shapefiles, check here to learn more. Contact Us. Clicking on “View Larger Map” will take the user to a customizable map interface where additional layers may be added. Many rivers are tributaries to the Chesapeake Bay, but the three largest are the Potomac, the Patapsco, and the Patuxent. Free Geographic Information System (GIS) Data for Maryland This service is for GIS professionals to accompany our imagery offerings. For state-based and national congressional district cartographic boundary files … Choptank River Heritage also provides maps and descriptions of National Register of Historic Places sites, buildings, and maritime vessels in the Choptank River watershed. The primary purpose of this dataset is to provide a common, conformant streams coverage for NWS products and processes, including IHABBS and usages as map backgrounds for river forecasts for a variety of National Weather Service applications. 300-301 West Preston Street, Baltimore, MD 21201 (877) 634-6361 Montgomery County Government makes standard GIS datasets publicly available at no cost. Description. Hydrologic Unit Codes (HUCs) HUCs spatial data are available for download through this USGS website. It is important to note that some of the accuracy of the Bay model data degrades at the smaller scales and the complexity of Phase II WIP strategy development increases. Data was converted to shapefile format 07/08/2005. The MTDB represents a seamless national file with no overlaps or gaps between parts, however, each TIGER/Line shapefile is designed to stand alone as an independent data set, or they can be combined to cover the entire nation. MD iMAP. Click here for zip file containing GIS shapefiles that delineate the following: Federal Boundary ShapefilesThese files delineate various applicable federal shapefiles for Maryland. Boat house on Susquehanna River, Havre de Grace, Maryland, April 2005. Please direct questions or comments concerning Maryland's TMDL Program to mde.tmdlcoordinator@maryland.gov at (410) 537-3818.​​, 1800 Washington Boulevard, Baltimore, MD 21230. GIS Data Catalog. The delineation breaks the state up into 138 watersheds whose boundaries generally represent drainage divides between 3rd order rivers or streams. Maryland Water Shapefile (651 k) - Water bodies, lakes, ponds ... ArcGIS ( Arc - GIS ) shapefiles are the industry standard and work with most all GIS programs including ESRI ArcView, ArcExplorer, ArcGIS, and Maptitude, Mapinfo, Manifold, Mapwindow, Mapguide and many others. These geographic areas contain either the drainage area of a major river, such as the Missouri region, or the combined drainage areas of a series of rivers, such as the Texas-Gulf region, which includes a number of rivers draining into the Gulf of Mexico. A shapefile is a geospatial data format for use in geographic information system (GIS) software. Shapefiles have been compared to the original dataset. --Return to Do It Yourself GIS Maps. However, in some situations planning at a more specific scale makes sense, such as for municipalities and federal facilities, targeting septic system upgrades near tidal waters and other cases. The shaded polygons in the map above represent Maryland’s 8-digit scale watersheds. Experience More Please refer to the accompanying map to determine which tile or tiles you are interested in. The shaded polygons in the map above represent Maryland’s 12-digit scale watersheds. 100 Community Place, Crownsville, MD 21032. The delineation breaks the state up into 521 individual watersheds, which have an average size of 12,000 acres. These ArcGIS shapefiles work with the free ArcExplorer GIS viewer, ArcView GIS, ArcGIS, Maptitude, Mapinfo, Manifold, TatukGIS and many other commercial GIS and mapping programs and many free GIS programs as well and they're much less costly than most others. These files delineate various boundaries that are used for Chesapeake Bay Program/EPA modeling. Open Data. Information About The Data Sets & Additional Resources. Projects are defined by geographic location and time period. For KML versions of these files, please see our Cartographic Boundary Files - KML page. The 8-digit scale is the most common management scale for watersheds across the state and therefore is the scale at which most of Maryland’s … It is important to note that some of the accuracy of the Bay model data degrades at the smaller scales and the complexity of Phase II WIP strategy development increases. Chesapeake Bay TMDL Map: The 58 nitrogen TMDLs that comprise the Chesapeake Bay TMDL. Toggle facets Limit your search Institution. Right mouse click on the data layer and Data - Export Data create a new shapefile based on the polylines that the definition query displays. Shapefiles, data tables (.dbf), and an ArcView 3.x project. Below is a list of data available for viewing on the USGS Coastal and Marine Geology Program's U.S. Atlantic East Coast Web Mapping Application.Data have been compiled from a variety of sources and most of the data are currently available on-line for user access and downloads. 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