U.S. Geographic Features from MyTopo
Home
Virginia
Fairfax County
Stream
Difficult Run
Difficult Run
Stream
Fairfax County · Virginia
Description
15.9 mile long tributary of Potomac River.
Nearby Features
Mather Gorge
Valley · 0.2 mi NNW
Black Pond
Lake · 0.2 mi ENE
Sherwin Island
Island · 0.4 mi NNE
Widewater
Channel · 0.6 mi N
Prospect Hill
Summit · 0.6 mi SSW
Rocky Run
Stream · 0.6 mi W
Offutt Island
Island · 0.7 mi ESE
Bear Island
Island · 0.8 mi NW
Cropley
Populated Place · 0.8 mi ENE
Glendale
Populated Place · 0.9 mi WSW
Data Sources & Attribution
Feature data:
U.S. Geographic Names Information System (GNIS)
– U.S. Geological Survey.
Elevation:
USGS Elevation Point Query Service (EPQS)
.
Topographic basemap:
USGS National Map
.
Quad map thumbnails:
USGS US Topo
.
Watershed boundaries:
USGS Watershed Boundary Dataset (WBD)
.
Protected areas:
USGS Protected Areas Database (PAD-US)
– Gap Analysis Project.
Photos (where shown):
Wikidata
/
Wikimedia Commons
– individual licenses apply.
Printed map ordering:
MyTopo Map Store
.
×
‹
›