Stream MD

Rattlesnake Run

Maryland • 38.7617, -78.8954

Reviewed mapped path Updated Dec 30, 2025

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

12 mi

19 km

Elevation

2,615′ → 277′

2,338 ft drop

Stream Order

Stream

Slope

3.83%

202.4 ft/mi

Drainage

9 mi²

23 km²

Avg Flow

-- cfs

0.6 mph velocity

Path to Mouth

422 mi

680 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

Data from EPA Water Quality Portal (USGS, EPA, state agencies).

Loading the interactive map…

Data from USGS & NOAA for informational purposes only. Read source and safety notes

Rain Radar