Maryland
11 rivers · Live USGS data
Youghiogheny River — Maryland Section
1,330cfs↓
Garrett Co.
Class IV–V25 miHigh
🏔 Scenic River
Potomac River — Great Falls
29,800cfs↑!!
Montgomery Co.
Class II–V14 miHigh
Savage River
537cfs
Garrett Co.
Class IV–V27 miOptimal
Gunpowder Falls
110cfs
Baltimore Co.
Class Riffles55 miOptimal
🥇 Gold Medal
Patuxent River
368cfs
Howard / Anne Arundel Co.
Class Riffles115 miOptimal
Monocacy River
1,460cfs
Frederick Co.
Class I58 miHigh
🏔 Scenic River
Antietam Creek
335cfs
Washington Co.
Class Riffles42 miHigh
🏔 Scenic River
Patapsco River
128cfs
Howard / Baltimore Co.
Class I–II39 miLow
🏔 Scenic River
Potomac River
Class I-II305 mi
🏞 National Park
North Branch Potomac River
8,030cfs↓!
Class III-IV64 miFlood
🏞 National Park
Anacostia River
264cfs↓
Class I6 miOptimal
Optimal Low High Flood