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State
Maryland Road Closures
State of Maryland —
Road Closures in the State of Maryland provided by Maryland Department of Transportation Coordinated Highways Action Response Team (MDOT CHART). Road Closures created... -
Federal
National Assessment of Oil and Gas Project - Appalachian Basin (067) Quarter-Mile Cells
Department of the Interior —
Cell maps for each oil and gas assessment unit were created by the USGS as a method for illustrating the degree of exploration, type of production, and distribution... -
State
MD iMAP: Maryland Finfish - Tidal (Adult Habitat)
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. This data layer shows Adult Finfish habitat areas in Maryland. Last Updated:... -
State
MD iMAP: Maryland Offshore Wind Energy Planning - Maryland Wind Energy Area
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Secretary Salazar announced the Department of the Interior's Smart from the... -
State
MD iMAP: Maryland Shoreline Changes - Transects
State of Maryland —
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... -
State
MD COVID-19 - Total Testing Volume by County 2020 Archive
State of Maryland —
Summary The total number of COVID-19 tests administered and the 7-day average percent positive rate in each Maryland jurisdiction. Description Testing volume data... -
State
MD iMAP: Maryland Shoreline Changes - Baseline
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. In 2000 - the Maryland Geological Survey (MGS) was awarded a Coastal Zone... -
Federal
IVR Tilefish Database
National Oceanic and Atmospheric Administration, Department of Commerce —
This database contains weekly reports submitted by tilefish vessels with IVR reporting requirements. -
Federal
National Assessment of Oil and Gas Project - Appalachian Basin Province (067) Total Petroleum Systems
Department of the Interior —
The Total Petroleum System is used in the National Assessment Project and incorporates the Assessment Unit, which is the fundamental geologic unit used for the... -
Federal
IVR EFP Database
National Oceanic and Atmospheric Administration, Department of Commerce —
This database contains trip-level reports submitted by vessels participating in Exempted Fishery projects with IVR reporting requirements. -
State
MD iMAP: Maryland Transit - Sea Ports
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Contains physical information on commercial facilities at the principal... -
State
MD iMAP: Maryland Transit - Amtrak Rail Lines
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The Rail Network is a comprehensive database of the nation's railway system... -
State
MD iMAP: Maryland Transit - WMATA Metro Lines
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Metro Lines (regional). The dataset contains locations and attributes of... -
State
MD COVID-19 - Vaccinations by County
State of Maryland —
Regarding all Vaccination Data The date of Last Update is 4/21/2023. Additionally on 4/27/2023 several COVID-19 datasets were retired and no longer included in public... -
State
MD iMAP: Maryland Community Health Resource Commission - Emergency Department Diversions Grantees
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. Emergency Department Diversions Grantees - The Maryland Community Health... -
Federal
2 Observations: Deep learning approaches for improving prediction of daily stream temperature in data-scarce, unmonitored, and dammed basins
Department of the Interior —
This data release component contains mean daily stream water temperature observations, retrieved from the USGS National Water Information System (NWIS) and used to... -
State
MD COVID-19 - Probable Deaths by County
State of Maryland —
Note: Note: Starting October 10th, 2025 this dataset is deprecated and is no longer being updated. As of April 27, 2023 updates changed from daily to weekly. Summary... -
State
MD iMAP: Maryland Community Health Resource Commission - Dental Health Grantees
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. Dental Health Grantees - The Maryland Community Health Resources Commission works... -
Federal
Vessel Logbook Database
National Oceanic and Atmospheric Administration, Department of Commerce —
This database contains the primary data reported on the vessel trip reports by vessel operators. -
State
MD iMAP: Maryland Geology - Geologic Formations
State of Maryland —
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...