River gauges›Maryland
RIVER GAUGES

Maryland

133 gauges with flood stages on 89 rivers and creeks. Pick one below, or search.

    LITTLE SENECA CREEK TRIBUTARY

    LITTLE SENECA CREEK TRIBUTARY NEAR CLARKSBURG, MD Montgomery County

    Antietam Creek

    Antietam Creek near SharpsburgWashington County · floods at 8 ft Antietam Creek near WaynesboroWashington County · floods at 6.5 ft

    Atlantic Coast

    Atlantic Coast at Isle of Wight BayWorcester County · floods at 3.5 ft Atlantic Coast near OCEAN CITY INLET (IN MLLW)Worcester County · floods at 4 ft

    Back Branch

    Back Branch near Upper Marlboro / Brown LandfillPrince Georges County

    Baisman Run

    Baisman Run at BroadmoorBaltimore County · floods at 4 ft

    Beaver Run

    Beaver Run near FinksburgCarroll County · floods at 5 ft

    Beaverdam Run

    Beaverdam Run at CockeysvilleBaltimore County · floods at 9 ft

    Beetree Run

    Beetree Run near Bentley SpringsBaltimore County · floods at 5.5 ft

    Bennett Creek

    Bennett Creek at Park MillsFrederick County · floods at 11 ft

    Big Elk Creek

    Big Elk Creek at Elk MillsCecil County · floods at 9 ft

    Big Pipe Creek

    Big Pipe Creek at BrucevilleCarroll County · floods at 8 ft

    Bynum Run

    Bynum Run at Bel AirHarford County · floods at 9 ft

    Cabin Branch

    Cabin Branch near Upper Marlboro / Ritchie Marlboro RoadPrince Georges County

    Casselman River

    Casselman River at GrantsvilleGarrett County · floods at 4.5 ft

    Catoctin Creek

    Catoctin Creek Near MiddletownFrederick County · floods at 15 ft

    Chesapeake and Delaware Canal

    Chesapeake and Delaware Canal at Chesapeake City (IN MLLW)Cecil County · floods at 5.5 ft

    Chesapeake Bay

    Chesapeake Bay above Little Annemessex River at Crisfield MD (MLLW)Somerset County · floods at 3.5 ft Chesapeake Bay at Bishops Head (IN MLLW)Dorchester County · floods at 3.2 ft Chesapeake Bay at Cambridge (IN MLLW)Dorchester County · floods at 3.5 ft Chesapeake Bay at Havre de Grace (IN MLLW)Harford County · floods at 4 ft Chesapeake Bay at Tolchester Beach (IN MLLW)Kent County · floods at 3.5 ft

    Collington Branch

    Collington Branch at MitchellvillePrince Georges County · floods at 9 ft Collington Branch near Upper Marlboro / Leeland RoadPrince Georges County · floods at 12 ft

    Conococheague Creek

    Conococheague Creek at FairviewWashington County · floods at 10 ft

    Cranberry Branch

    Cranberry Branch near WestminsterCarroll County · floods at 5 ft

    Dead Run

    Dead Run at FranklintownBaltimore County · floods at 10 ft Dead Run at WoodlawnBaltimore County · floods at 9 ft Dead Run near CatonsvilleBaltimore County · floods at 9 ft

    Dead Run Tributary

    Dead Run Tributary at WoodlawnBaltimore County · floods at 10 ft Dead Run Tributary near WoodlawnBaltimore County · floods at 8.5 ft

    Deer Creek (MD)

    Deer Creek (MD) at Rocks State ParkHarford County · floods at 11 ft Deer Creek (MD) near DarlingtonHarford County · floods at 10 ft

    East Branch Herbert Run

    East Branch Herbert Run at ArbutusBaltimore County · floods at 7 ft

    Eastern Bay

    Eastern Bay at Claiborne (IN MLLW)Talbot County · floods at 3.4 ft

    Foster Branch

    Foster Branch near JoppatowneHarford County

    Georges Creek

    Georges Creek near Franklin/WesternportAllegany County · floods at 9.1 ft

    Georges Run

    Georges Run near BeckleysvilleBaltimore County · floods at 7 ft

    Grave Run

    Grave Run near BeckleysvilleBaltimore County · floods at 6 ft

    Gunpowder Falls

    Gunpowder Falls at GlencoeBaltimore County · floods at 7 ft Gunpowder Falls at HoffmanvilleBaltimore County · floods at 6 ft Gunpowder Falls near ParktonBaltimore County · floods at 10 ft

    Gwynns Falls

    Gwynns Falls at GlyndonBaltimore County · floods at 5 ft Gwynns Falls at Villa NovaBaltimore County · floods at 11 ft Gwynns Falls at Washington Blvd in BaltimoreBaltimore City County · floods at 13 ft Gwynns Falls near DelightBaltimore County · floods at 9.5 ft

    Hawlings River

    Hawlings River near Sandy SpringMontgomery County · floods at 6.5 ft

    Honeygo Run

    Honeygo Run near White MarshBaltimore County · floods at 6 ft

    Hudson Branch

    Hudson Branch near Rogers Avenue at Ellicott CityHoward County · floods at 258 ft

    James Run

    James Run near BelcampHarford County · floods at 9 ft

    Jones Falls

    Jones Falls at Baltimore HarborBaltimore City County · floods at 3 ft Jones Falls at SorrentoBaltimore County · floods at 17 ft

    Licking Creek

    Licking Creek at PecktonvilleWashington County · floods at 10 ft

    Little Falls

    Little Falls at Blue MountBaltimore County · floods at 8.5 ft

    Little Gunpowder Falls

    Little Gunpowder Falls at Laurel BrookBaltimore County · floods at 7.5 ft

    Little Patuxent River

    Little Patuxent River at AllviewHoward County · floods at 280 ft Little Patuxent River below Lake KittamaqundiHoward County · floods at 298.5 ft Little Patuxent River near GuilfordHoward County · floods at 12 ft Little Patuxent River near SavageHoward County · floods at 10 ft

    Little Seneca Creek Tributary

    Little Seneca Creek Tributary at Brink, MDMontgomery County Little Seneca Creek Tributary Near Germantown, MDMontgomery County

    Long Green Creek

    Long Green Creek at Glen ArmBaltimore County · floods at 7 ft

    Long Quarter Branch

    Long Quarter Branch at LuthervilleBaltimore County · floods at 8.5 ft

    Marsh Run

    Marsh Run at GrimesWashington County · floods at 6 ft

    Mattawoman Creek

    Mattawoman Creek near PomonkeyCharles County · floods at 7 ft

    Minebank Run

    Minebank Run near Glen ArmBaltimore County · floods at 10 ft

    Monocacy River

    Monocacy River at BridgeportFrederick County · floods at 13 ft Monocacy River at Monocacy Blvd. in FrederickFrederick County · floods at 17.8 ft Monocacy River near Frederick at Interstate 70Frederick County · floods at 15 ft

    Morgan Run

    Morgan Run near LouisvilleCarroll County · floods at 16 ft

    Nassawango Creek

    Nassawango Creek near Snow HillWorcester County · floods at 6.5 ft

    North Branch Potomac River

    North Branch Potomac River at CumberlandAllegany County · floods at 17 ft North Branch Potomac River at KitzmillerGarrett County · floods at 9 ft North Branch Potomac River at LukeAllegany County · floods at 10.5 ft North Branch Potomac River at SteyerGarrett County · floods at 9 ft

    Northeast Branch Anacostia River

    Northeast Branch Anacostia River at RiverdalePrince Georges County · floods at 8 ft

    Northwest Branch

    Northwest Branch at Kemp MillMontgomery County · floods at 9 ft

    Northwest Branch Anacostia River

    Northwest Branch Anacostia River at Brentwood MDPrince Georges County · floods at 10 ft

    Northwest Branch Patapsco River

    Northwest Branch Patapsco River at Baltimore/Fort McHenry (IN MLLW)Baltimore City County · floods at 3.4 ft

    Paint Branch

    Paint Branch near White OakMontgomery County · floods at 12 ft

    Paint Branch Tributary

    Paint Branch Tributary Near Colesville, MDMontgomery County · floods at 13 ft

    Patapsco River

    Patapsco River at Ellicott CityBaltimore County · floods at 122.5 ft Patapsco River at HollofieldBaltimore County · floods at 11 ft Patapsco River near CatonsvilleBaltimore County · floods at 20 ft Patapsco River near Elkridge at Patapsco Valley State ParkBaltimore County · floods at 15 ft Patapsco River near Elkridge below Patapsco Valley State ParkHoward County · floods at 16 ft

    Patuxent River

    Patuxent River at Solomons Island (IN MLLW)Calvert County · floods at 3 ft Patuxent River below Brighton DamMontgomery County · floods at 9 ft Patuxent River below Duckett Dam near LaurelPrince Georges County · floods at 9.5 ft Patuxent River near BowieAnne Arundel County · floods at 19 ft Patuxent River near UnityMontgomery County · floods at 8 ft

    Piney Run

    Piney Run at DoverBaltimore County · floods at 8.5 ft

    Piscataway Creek

    Piscataway Creek at PiscatawayPrince Georges County · floods at 11.5 ft

    Plumtree Run

    Plumtree Run near Bel AirHarford County · floods at 6 ft

    Potomac River

    Potomac River at Edwards FerryMontgomery County · floods at 15 ft Potomac River at HancockWashington County · floods at 25 ft Potomac River at Paw PawAllegany County · floods at 25 ft Potomac River at Point of RocksFrederick County · floods at 16 ft Potomac River near Washington DC (Little Falls)Montgomery County · floods at 10 ft

    Savage River

    Savage River near BloomingtonGarrett County

    Sawmill Creek

    Sawmill Creek at Glen BurnieAnne Arundel County · floods at 5 ft

    Scotts Level Branch

    Scotts Level Branch at RockdaleBaltimore County · floods at 7 ft

    Seneca Creek

    Seneca Creek at DawsonvilleMontgomery County · floods at 7.5 ft

    Severn River

    Severn River at Annapolis (IN MLLW)Anne Arundel County · floods at 2.6 ft

    Sideling Hill Creek

    Sideling Hill Creek near BellegroveWashington County · floods at 7.5 ft

    Sligo Creek

    Sligo Creek near Chillum / Riggs Rd.Prince Georges County · floods at 10 ft Sligo Creek near Takoma ParkMontgomery County · floods at 5.5 ft

    Soper Branch

    Soper Branch at Hyattstown, MDMontgomery County

    Southwest Branch

    Southwest Branch near Largo / Harry S Truman DrPrince Georges County · floods at 11 ft

    St. Clement Creek

    St. Clement Creek near ClementsSt. Marys County · floods at 7 ft

    St. George Creek

    St. George Creek at Straits Point (IN MLLW)St. Marys County · floods at 3.5 ft

    St. Marys River

    St. Marys River at Great MillsSt. Marys County · floods at 7 ft

    Susquehanna River

    Susquehanna River at Conowingo DamCecil County · floods at 23.5 ft

    Swan Creek

    Swan Creek at Swan CreekHarford County · floods at 14 ft

    Ten Mile Creek

    Ten Mile Creek near BoydsMontgomery County · floods at 7 ft Ten Mile Creek near ClarksburgMontgomery County · floods at 7 ft

    Town Creek (MD)

    Town Creek (MD) near OldtownAllegany County · floods at 14 ft

    Tributary to Dead Run Tributary

    Tributary to Dead Run Tributary at WoodlawnBaltimore County · floods at 7 ft

    Turkey Branch

    Turkey Branch near Aspen HillMontgomery County · floods at 10 ft

    Unnamed Tributary

    Unnamed Tributary near Middle RiverBaltimore County · floods at 10.75 ft

    West Branch Herring Run

    West Branch Herring Run at IdlewyldeBaltimore County · floods at 9 ft

    Western Branch

    Western Branch at Upper MarlboroPrince Georges County · floods at 11 ft Western Branch at Upper Marlboro / Marlboro Country ClubPrince Georges County · floods at 18 ft Western Branch near Woodmore / Lottsford RoadPrince Georges County · floods at 14 ft

    Western Run

    Western Run at Western RunBaltimore County · floods at 8 ft

    Whitemarsh Run

    Whitemarsh Run at White MarshBaltimore County · floods at 11 ft Whitemarsh Run near FullertonBaltimore County · floods at 10 ft

    Wills Creek

    Wills Creek near CumberlandAllegany County · floods at 10 ft

    Winters Run

    Winters Run near Bel AirHarford County · floods at 9 ft Winters Run near BensonHarford County · floods at 9 ft

    Zekiah Swamp Run

    Zekiah Swamp Run near NewtownCharles County · floods at 11 ft

    Other rivers and creeks

    Cooperative Oxford Laboratory (IN MLLW)Talbot County · floods at 3.5 ft

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