1995 Map of Conowingo Dam, 1999 Print
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1995 Map of Conowingo Dam

USGS Topo · Published 1999

About this map

The Susquehanna River Conowingo Reservoir dominates this landscape, its waters held by the massive Conowingo Dam and its adjacent Power Plant. This 1990s record of the borderlands between Maryland and Pennsylvania shows the river's transformation from a natural waterway into a managed energy source, punctuated by islands like Rowland Island and Sterret Island. Along the northern edge, the historical Mason and Dixon Line divides the map, separating Harford and Cecil Counties from Lancaster, York, and Chester Counties.


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Map Details

Date Portrayed1995
Date Published1999
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24,000
Physical Dimensions21.9 x 26.7 inches

Editions of this 1995 Conowingo Dam Map

This is the sole edition of this map. No revisions or reprints were ever made.


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Source Details

CopyrightPublic Domain