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2011 Map of Seneca

Name: 2011 Topographic Map of Seneca
Creator: U.S. Geological Survey
Published: 2011
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 2011

About this map

The Potomac River corridor near the Maryland-Virginia border defines this landscape, anchored by the historical engineering of the Seneca Aqueduct and the nearby Seneca Quarry. The 2011 topography captures a transition from the dense residential developments of Darnestown and Quince Orchard to the preserved riverfront features like Rileys Lock and Blockhouse Point. Along the northern banks, the map tracks numerous named islands such as Watkins Island and Clagett Island, separated by the Seneca Breaks.

Genealogists and local historians can locate several established burial grounds, including the Darnestown United Presbyterian Cemetery and Smiths Chapel Methodist Cemetery. The network of creeks, such as Muddy Branch and Dry Seneca Creek, illustrates the drainage patterns toward the Potomac, while landmarks like Rowsers Ford point to historical river crossings that predate modern infrastructure. This edition highlights the suburban growth around Ancient Oak while maintaining the footprints of older rural landmarks.