Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

Search Constraints

You searched for: Subject Inland Waters Remove constraint Subject: Inland Waters Place Maryland, United States Remove constraint Place: Maryland, United States
Number of results to display per page

Search Results

1. Choptank River Heritage Access: Maryland, 2011

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

2. Choptank River Heritage NRHP (National Register of Historic Places): Maryland, 2011

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...

3. Choptank River Heritage Watershed: Maryland, 2010

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. Fish Consumption Advisories, Susquehanna River Basin, 2011

2011. Susquehanna River Basin Commission (SRBC). Polyline shapefile representing streams in the Susquehanna River Basin that have a fish consumption advisory listing due to PCBs and/or mercury. Th...

5. Floodplain - Effective FEMA Floodplain: Maryland

2016. 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...

6. Floodplain - Preliminary FEMA Floodplain: Maryland

2016. 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...

7. Floodplain: Baltimore, Maryland

2015. City of Baltimore, Maryland. This dataset depicts flood risk areas in the City of Baltimore.

8. 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.

9. Gauges - Stream Gauge Locations: Maryland

2016. 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...

10. Gauges - Tide Gauge Locations: Maryland

2016. 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 ...

11. Lower Susquehanna Subbasin: Susquehanna River Basin, 2006

2006. SRBC. Polygon shapefile of the Lower Susquehanna Subbasin. This file was created from the 2006 subbasin.shp SRBC dataset.

12. Major Drainage Basins: Baltimore, Maryland

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

13. Major Watersheds of the Susquehanna River Basin: Susquehanna River Basin, 2006

2006. SRBC. Polygon shapefile that includes the major watersheds of the Susquehanna River Basin (2006 boundary). This file was created by dissolving the wshed2...

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

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

15. 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...

16. 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...

17. NHDFlowline - Potomac: Maryland, 2004

2003. 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...

18. Snail Sampling points Plummers Island: Western Pennsylvania, 2005

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

19. Stream Health - MD Biological Stream Survey Sites: Maryland

2016. 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...

20. Stream Health - Stream Reaches: Maryland

2016. 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...