25 datasets found

Chesapeake Bay restoration solutions, Best Management Practices (BMPs), progress reporting by tributary basin.

Level of service is updated at the end of March, June, September and December, Approved (by council or admin approval) residential site plans, subdivisions and use permits are...

Nitrogen pollution from contributing sources in Bay watershed, pounds per year. 1985, 2007, and 2009 - 2012 progress; 2017 and 2025 targets. Data source: EPA Phase 5.3.2...

Chesapeake Bay restoration solutions, Best Management Practices (BMPs), progress reporting by tributary basin. Goals are a subset of the overall Environmental Protection Agency...

Reactive nitrogen is transported from the atmosphere to the landscape as wet and dry deposition that contributes to annual nitrogen loads to the Chesapeake Bay. Estimates of...

This U.S. Geological Survey data release contains datasets that combine past data with future projections of nitrogen sources and nitrogen export to the Chesapeake Bay watershed...

Reactive nitrogen is transported from the atmosphere to the landscape as wet and dry deposition that contributes to annual nitrogen loads to the Chesapeake Bay. Estimates of...

The polygons are generated from the parcel numbers of the applications from the ARC Review Memo twice a month. Development boundaries represent the parcel's configuration during...

These layers are a compilation of study sites, watersheds, and areas of interest associated with the USGS Chesapeake Bay Theme 1 activities. Locations in this dataset were...

Tree growth (annual tree ring measurements) and plant community composition data of tidal freshwater forested wetlands along longitudinal riverine positions (upper, lower, and...

These layers are a compilation of study sites, watersheds, and areas of interest associated with the USGS Chesapeake Bay Theme 1 activities. Locations in this dataset were...

This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. This table contains an attribute indicating sea scallop abundance for OCS blocks. It can be...

Reactive nitrogen is transported from the atmosphere to the landscape as wet and dry deposition that contributes to annual nitrogen loads to the Chesapeake Bay. Estimates of...

This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Benthic data were aggregated from multiple sources to create a baywide record of...

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File...

Marsh migration potential in the Chesapeake Bay (CB) salt marshes is calculated in terms of available migration area for each marsh unit defined by Ackerman and others (2022)....

These layers are a compilation of study sites, watersheds, and areas of interest associated with the USGS Chesapeake Bay Theme 1 and Theme 2 activities. Locations in this...

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File...

Railroads in Chesapeake.  Tabular and vector data provided by a variety of sources.

This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. Spatial file containing polygon information for oyster repletion activities conducted by...