Now available for download:

• FactSheet 19:  Ground Water and Wells in the Maryland Piedmont
• The historic MGS Volume Series I-XIV (1897-1941), hosted by Maryland State Archives
• The historic Patapsco Project (1932-1933), hosted by Maryland State Archives

Marcellus Shale information

• Geological Map of Garrett, Allegany and western Washington Counties in Maryland
• The Geology of the Marcellus Shale in Maryland (A pamphlet suitable for printing in PDF format)
• The Geology of the Marcellus Shale in Maryland: Conventional Appalachian Deep Gas Source Bed and Unconventional Gas Reservoir (a PDF document derived from a PowerPoint presentation by Dr. David K. Brezinski)

• Physiographic Provinces of Maryland Map (2008)
• Oyster Habitat Restoration Projects
• Reservoir Bathymetric Maps
• Questions? Try our experts

• FactSheets, Pamphlets and Brochures
• Educational Materials
• Shoreline Change Map Data for GIS
• Characteristic Fossils of Maryland