50 datasets found
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State
MD iMAP: Maryland Watersheds - 8 Digit Watersheds
State of Maryland —
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
MD iMAP: Maryland Tidal Waters
State of Maryland —
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The MD_Surface_Waters Feature Dataset includes 7 feature classes that... -
State
MD iMAP: Phragmites
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. Shoreline Situation Reports (SSR) is intended to assist planners - managers - and... -
State
MD iMAP: Maryland Wetlands - Wetlands Polygon (Department of Natural Resources)
State of Maryland —
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... -
State
MD iMAP: Maryland Wetlands - Wetlands (National Wetlands Inventory)
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This data set represents the extent - approximate location and type of... -
State
MD iMAP: Maryland Watersheds - Federal Watersheds (HUC 11)
State of Maryland —
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... -
State
MD iMAP: Maryland Waterbodies - Lakes (Detailed)
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Although the State of Maryland has no natural lakes - it has an abundance... -
State
MD iMAP: Maryland Wetlands - Wetlands Polygon (Special State Concern)
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. In Maryland certain wetlands with rare - threatened - endangered species or... -
State
MD iMAP: Maryland Gauges - Stream Gauge Locations
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. AHPS Shapefile - Observations - a shapefile of river and lake observeration... -
State
MD iMAP: Maryland Blue Infrastructure - Blue Infrastructure Watersheds
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. A subset of watersheds created for the Blue Infrastructure Project (BI)... -
State
MD iMAP: Maryland Watersheds - Chesapeake Bay Watershed
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Chesapeake Bay Watershed Outline. Defines extent of the Chesapeake Bay... -
State
MD iMAP: IR2012 TWshellharv
State of Maryland —
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The MD_Surface_Waters Feature Dataset includes 7 feature classes that... -
State
MD iMAP: Maryland Waterbodies - Lakes (Generalized)
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Polygon boundaries of lakes (generalized shape) in Maryland. Last Updated:... -
State
MD iMAP: Maryland Shoreline Changes - Historic Shorelines
State of Maryland —
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... -
State
MD iMAP: Preliminary FEMA Floodplain
State of Maryland —
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The DFIRM Database presents the flood risk information depicted on a given Flood... -
State
MD iMAP: Maryland Floodplain - Effective FEMA Floodplain
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. The Effective Floodplain layer represents the official regulatory floodplain as... -
State
MD iMAP: Maryland Wetlands - Wetlands Linear (Department of Natural Resources)
State of Maryland —
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... -
State
MD iMAP: Maryland Wetlands - Wetlands Linear (Special State Concern)
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. In Maryland certain wetlands with rare - threatened - endangered species or... -
State
MD iMAP: Maryland Waterbodies - Rivers and Streams (Generalized)
State of Maryland —
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 -... -
State
MD iMAP: Maryland Watersheds - 12 Digit Watersheds
State of Maryland —
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...
50 datasets found