Found 263 datasets matching filters.
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This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. The Maryland Department of Natural Resources (DNR) manages over 446 - 000 acres of public lands and protected...
Search relevance: 1.00 | Views last month: 6 | Published on: 2025-08-02 -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This file (SWSHED12) is a statewide digital watershed file. It was created primarily for state and...
Search relevance: 1.00 | Views last month: 6 | Published on: 2025-08-02 -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Hydrologic unit boundaries define the aerial extent of surface water drainage to a point. Hydrologic...
Search relevance: 1.00 | Views last month: 5 | Published on: 2025-08-02 -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The stream reaches are color coded according to the Combined Index of Biotic Integrity (CIBI) scores of...
Search relevance: 1.00 | Views last month: 5 | Published on: 2025-08-02 -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This data layer contains the Province-level physiographic subdivisions of Maryland in ArcGIS format. The...
Search relevance: 1.00 | Views last month: 3 | Published on: 2025-08-02 -
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. These datasets exist in raster and vector formats. The vector format was created from the SHA Shoreline file...
Search relevance: 1.00 | Views last month: 3 | Published on: 2025-08-02 -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This file (SWSUB8) is a statewide digital watershed file. It depicts the State with 138 separate...
Search relevance: 1.00 | Views last month: 3 | Published on: 2025-08-02 -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This file of geologic unit polygons is for educational use. There are known errors and omissions. The...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. This dataset contains areas in the Chesapeake Bay with low amounts of oxygen. Excessive nitrogen and...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. To quantify rates of change (erosion or accretion) along coastal and estuarine shorelines in Maryland - ...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The Maryland Department of Natural resources began updating the National Wetlands Inventory (NWI) mapping...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. In 1997 - the Maryland General Assembly approved the Rural Legacy Program. The purpose of the Rural Legacy...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Digital shoreline vectors derived from bromide or mylar copies of National Ocean Service T-sheets or...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The digital segmented network based on watershed boundaries - ERF1-2 - includes enhancements to the...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Maryland - through its Coastal Zone Management (CZM) Program - is collecting information on how the...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. Forests of Recognized Importance (FORI) areas were previously known as High Conservation Value Forest (HCVF) -...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. Program Open Space (POS) acquires recreation and open space areas for public use. The Program administers funds...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Line features of rivers and streams (detailed shape) in Maryland. Last Updated: Feature Service Layer...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Chesapeake Bay SAV was mapped from 1:24 - 000 black and white aerial photography to assess water quality in...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-08-02 -
Land preservation data shows acres preserved by federal, state, and local programs that either acquire land preservation easements or acquire land in fee; data for each program is provided for...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-08-02
