The data sets listed below are for larger scale data (1:24:000 up to 1:500,000) for the state of Maryland. Data created by or maintained by the U.S. Fish and Wildlife Service is shown in the first table with links to the metadata and data where possible. Data from other agencies is shown in the second table, also with direct links.
Data of this sort tend to be dynamic. If you are aware of additional data not shown here please notify the contact person at the bottom of the page. Thank you !

| OFFICE NAME | THEME | SPATIAL COVERAGE | SCALE | METADATA | DATA LINK |
|---|---|---|---|---|---|
| Blackwater, Eastern Neck, Glenn Martin, Patuxent, and Susquehanna. | Refuge Boundaries, DEM and Hillshade | Refuges within the state | 1:24,000 | Follow the metadata link | Data link for Maryland refuges. Data are in Arc/Info export format, and can be downloaded as a tar (UNIX) file or self-extracting exe (DOS) file. Data is all single precision. |
| National Wetlands Inventory (NWI) | Wetland Information | scattered: | 1:24,000 | General NWI metadata | Data Downloads in Arc/Info export or DLG formats. Data is arranged by 1:250,000 quads. Quads for Maryland are Cumberland, Baltimore, Wilmington, Washington, Salisbury, Richmond and Chincoteague. |
| National Wildlife Refuge System and National Fish Hatcheries | Public Use Roads and Parking Areas | All National Refuge and Hatcheries in the state with public road or parking facilities | 1:24,000 | Metadata - Roads, Parking Areas | Data Link |
| SOURCE | THEME | SPATIAL COVERAGE | SCALE | METADATA | DATA LINK |
|---|---|---|---|---|---|
| USGS | DEM | 10m - very limited 30m - most of state |
1:24,000 1:100,000 |
USGS data with status maps for the data layers, scales, and formats identified. | 7.5 minutes DEM data in SDTS format |
| USGS | DEM | statewide | 1:250,000 | DEM factsheet | 1:250,000 data in DEM format |
| USGS | DOQ | statewide | 1:12,000 | USGS data with status maps for the data layers, scales, and formats identified. | |
| USGS | DRG | statewide | 1:24,000 | DRG factsheet | |
| USGS | DLG (boundary, hypsography, hydrography, transportation) | statewide | 1:100,000 | DLG factsheet | 1:100,000 data in DLG format |
| USGS | DLG (various - see metadata link for status maps) | various | 1:24,000 | DLG factsheet | SDTS format data only |
| Chesapeake Bay Program | DLG (various - state and county boundaries, railroads, streams, etc..) | statewide | 1:100,000 | Follow the data link. The metadata files are viewable on-screen. | The data files are in an Arc/Info export (.e00) format. Unless otherwise specified the coverages are in a 'geographic' projection using NAD83. The data is organized into three levels. |
| Natural Resource Conservation Service (NRCS) | Soils - STATSGO | statewide | 1:250,000 | Follow the link on the Data page. | Download instructions for STATSGO data Available for DOS or UNIX, in DLG or Arc/Info export format. |
| NRCS | Soils - SSURGO | limited | 1:24,000 | Follow link to data files. The metadata links are on the same lines as data links. | Available SSURGO data from NRCS Data is listed alphabetically by state abbreviation. |
| Maryland Department of Natural Resources GeoSpatial Data Center | Various | statewide and regional | Follow link from data page | Download Data (Warranty and Liability page) | |
| Maryland's Environmental Resources and Land Information Network, (MERLIN) | Various - On-line mapping with a large amount of data, very slow loading. |
statewide, countywide, 7.5' quadrangle levels
|
1:12,000 | MERLIN metadata feature provides custodian information, with links to the custodians on the Partners Page. | Internet Explorer 5.0+, or Netscape Navigator 4.6+ with JAVA enabled required. Zoom feature with coordinate display |
For additional information regarding this Web page, contact Chris Lett, in the Division of Information Resources Management, at Chris_Lett@fws.gov
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