Stream MD

Zekiah Swamp Run

Maryland • 38.5325, -76.8881

Hydrography profile Updated Dec 30, 2025

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

22 mi

36 km

Elevation

214′ → 1′

213 ft drop

Stream Order

Medium River

Slope

0.18%

9.6 ft/mi

Drainage

102 mi²

265 km²

Avg Flow

-- cfs

1.1 mph velocity

Path to Mouth

156 mi

251 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

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

Data from USGS & NOAA for informational purposes only. More