Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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You searched for: Subject Inland Waters Remove constraint Subject: Inland Waters Place Maryland, United States Remove constraint Place: Maryland, United States
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1.
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Choptank River Heritage Access

2011. ChoptankRiverHeritage.org. Public landings and other river access points to the Choptank River and its tributaries, on Maryland's Eastern Shore.

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Choptank River Heritage NRHP (National Register of Historic Places)

2011. Maryland Historical Trust (MHT). This map shows NRHP sites in the Mid-Shore counties of Kent, Queen Anne, Caroline, Talbot, and Dorchester, on Maryland's Eastern Shore. Map data wa...

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Choptank River Heritage Watershed

2010. USDA-NRCS, 1221 College Park Drive, Suite 100, Dover, DE 19904. Shows watershed of the Choptank River and its tributaries, on Maryland's Eastern Shore.

4.
Floodplain - Effective FEMA Floodplain: Maryland

Floodplain - Effective FEMA Floodplain: Maryland

Maryland iMap. This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. The Effective Floodplain layer represents the official regulat...

5.
Floodplain - Preliminary FEMA Floodplain: Maryland

Floodplain - Preliminary FEMA Floodplain: Maryland

Maryland iMap. This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. This layer offers the anticipated floodplain boundaries howeve...

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Polygon

Floodplain: Baltimore, Maryland

2014. City of Baltimore, Maryland. Polygon feature representing flood risk as defined by the FEMA Digital Flood Insurance Rate Map database. Last Updated 2014.

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Floodplain: Baltimore, Maryland

Floodplain: Baltimore, Maryland

City of Baltimore, Maryland. This dataset depicts flood risk areas in the City of Baltimore.

8.
Gauges - Stream Gauge Locations: Maryland

Gauges - Stream Gauge Locations: Maryland

Maryland iMap. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. AHPS Shapefile - Observations - a shapefile of river and...

9.
Gauges - Tide Gauge Locations: Maryland

Gauges - Tide Gauge Locations: Maryland

Maryland iMap. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This data layer shows the locations of NOAA tide gauges ...

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Polygon

Major Drainage Basins: Baltimore, Maryland

2012. City of Baltimore, Maryland. Polygon feature representing the major drainage basins within Baltimore City. Last Updated 2008.

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Maritime Industrial Zoning Overlay District (MIZOD): Baltimore, Maryland

2012. City of Baltimore, Maryland. Maritime Industrial Zoning Overlay District boundaries.

12.
Mean High High Water By County in 2050: Maryland

Mean High High Water By County in 2050: Maryland

2050. Maryland iMap. This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. The feature layer supports Maryland State Highway Administrati...

13.
Mean High High Water By County in 2100: Maryland

Mean High High Water By County in 2100: Maryland

2100. Maryland iMap. This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. The feature layer supports Maryland State Highway Administrati...

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National Hydrography Dataset (NHD) Flowline: Potomac

2004. U.S. Geological Survey in cooperation with U.S. Environmental Protection Agency, USDA Forest Service, and other Federal, State and local partners (see dataset specific metadata under Data_Set_Credit for details). The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that m...

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Navigable River: Delaware Valley

2016. Delaware Valley Regional Planning Commission. The DVRPC navigable river layer is a polygon layer representing the extents of the Delaware and Schulykill rivers that are designated for commercia...

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River Crossings: Delaware Valley

2016. Delaware Valley Regional Planning Commission. Includes highway and rail river crossing inventory for the DVRPC region.The DVRPC Highway River Crossing data layer was developed to identify key b...

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Snail Sampling points Plummers Island: Pennsylvania

2005. Ryan Evans, Pennsylvania Natural Heritage Program - Pittsburgh office. April 2004 freshwater snail sampling points around Plummer's Island, Montgomery County, Maryland.

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Stream Health - MD Biological Stream Survey Sites: Maryland

Stream Health - MD Biological Stream Survey Sites: Maryland

Maryland iMap. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The MBSS assesses the ecological condition of 1st-4th or...

19.
Stream Health - Stream Reaches: Maryland

Stream Health - Stream Reaches: Maryland

Maryland iMap. 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 Comb...

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Stream Health - Stream Wader Sites volunteer collected: Maryland

Stream Health - Stream Wader Sites volunteer collected: Maryland

Maryland iMap. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The sample sites are color coded according to the Benthi...