• Level Legend
  • Low
  • Running
  • High
  • Unknown
  • Unknown
     
Anacostia, Northwest Branch [MD]
US Rte 29 (Burnt Mills) to Riggs Road (Adelphi Mill)
I-IV(V+) 13cfs
-1cfs/hr
L1-
Below Recom.

00h33m
Anacostia [MD]
Aquatic Garden Run (Hyattsville [38th St.] to Anacostia River Trail above Benning Rd.)
I n/a

Antietam Creek [MD]
1) Oak Ridge Dr. to MD.68 (Devils Backbone Park) (Upper Antietam)
I-II 2.90ft
+0.00ft/hr
L0-
Below Recom.

01h03m
Antietam Creek [MD]
2) MD 68 (Devil's Backbone Park) to MD 34 (Middle Antietam)
I-II 2.90ft
+0.00ft/hr
R3-
Runnable

01h03m
Antietam Creek [MD]
3) MD.34 to Potomac River (Lower/Burnside Bridge Section)
I-II 2.90ft
+0.00ft/hr
R4-
Runnable

01h03m
Bear Creek [MD]
U.S. 219 to Youghiogheny River at Friendsville
IV 122cfs
+0cfs/hr
L4-
Below Recom.

00h48m
Beaver Creek [MD]
Beaver Creek Park N Ride (I-70) to Alternate Rt. 40 (Upper Beaver)
I(II) 2.90ft
+0.00ft/hr
L0-
Below Recom.

01h03m
Bennett Creek [MD]
MD Route 355 to Monocacy River
I-II 59cfs
+0cfs/hr
L0-
Below Recom.

00h33m
Big Elk Creek [MD]
PA Route 341 to Elkton
I-II 69cfs
+0cfs/hr
L0-
Below Recom.

00h33m
Broad Creek [MD]
MD Route 136 to MD Route 623
I-II 121cfs
+0cfs/hr
L0-
Below Recom.

01h03m
Cabin John Creek [MD]
River Road to Potomac
II-III 28cfs
+0cfs/hr
L7-
Below Recom.

01h03m
Casselman, N. Branch [MD]
Dung Hill Road to Maryland Route 495
I-III 183cfs
+0cfs/hr
L0-
Below Recom.

00h48m
Casselman [MD]
1) MD Route 495 to Salisbury, Pennsylvania
I-II 183cfs
+0cfs/hr
R1-
Lower Runnable

00h48m
Catoctin Creek [MD]
US 40 to Potomac River
I-II 2.10ft
+0.00ft/hr
L6-
Below Recom.

00h33m
Conococheague Creek [MD]
Wilson Bridge (US 40) to Williamsport, MD Boat Ramp
I 3.02ft
+0.00ft/hr
R4-
Runnable

00h33m
Conowingo Creek [MD]
Oakwood to Susquehanna River
IV-V n/a

Crabtree Creek [MD]
Swanton, MD to Savage Reservoir
III-IV+ 57cfs
+0cfs/hr
L3-
Below Recom.

01h03m
Deep Creek [MD]
Dam to Youghiogheny River
V n/a

Deer Creek [MD]
1. Bond Road to MD 23 (Upper Deer Creek)
I 2.40ft
+0.00ft/hr
L0-
Below Recom.

01h03m
Deer Creek [MD]
2. Harford Creamery Rd. to Eden Mill Park boat ramp
I 2.40ft
+0.00ft/hr
L0-
Below Recom.

01h03m
Deer Creek [MD]
3. Eden Mill Dam to Rocks State Park
I-II(III) 2.40ft
+0.00ft/hr
R0-
Lower Runnable

01h03m
Deer Creek [MD]
4. Rocks State Park to Sandy Hook Rd./Deer Creek Conservatio...
I-II(III) 2.40ft
+0.00ft/hr
L0-
Below Recom.

01h03m
Deer Creek [MD]
5. Sandy Hook Rd./Deer Creek Cons. area to MD 136
I-II 2.40ft
+0.00ft/hr
L4-
Below Recom.

01h03m
Deer Creek [MD]
6. MD 136 to Susquehanna River
I-II 2.40ft
+0.00ft/hr
L4-
Below Recom.

01h03m
Evitts Creek [MD]
1. Lake Gordon Dam (PA) to Maryland Route 144 (MD)
I-III 3.35ft
+0.00ft/hr
L0-
Below Recom.

00h48m
Evitts Creek [MD]
2. MD 144 to MD 51
I-II 3.35ft
+0.00ft/hr
L0-
Below Recom.

00h48m
Fifteen Mile Creek [MD]
US Route 40 to Potomac River
I-II(III) 1.82ft
+0.00ft/hr
L0-
Below Recom.

00h19m
Flintstone Creek [MD]
Flintstone Creek Road, PA to Town Creek, MD
I-III 223cfs
+0cfs/hr
L0-
Below Recom.

00h48m
Georges Creek [MD]
Maryland Rte. 36 (Midland) to N. Branch Potomac River
III-IV 3.77ft
+0.01ft/hr
L0-
Below Recom.

00h33m
Gunpowder Falls [MD]
1 - Graves Run Rd to Prettyboy Reservoir (Gunpowder Road) (Top Gunpowder)
II+ 9cfs
+0cfs/hr
L1-
Below Recom.

01h03m
Gunpowder Falls [MD]
2 - Prettyboy Dam to Falls Road (Gunpowder Gorge)
I-III 83cfs
+0cfs/hr
R2-
Lower Runnable

00h19m
Gunpowder Falls [MD]
3 - Masemore Road to Monkton Road (Upper Gunpowder)
I-II 125cfs
-1cfs/hr
R3-
Runnable

00h21m
Gunpowder Falls [MD]
4. Monkton Road to Phoenix (Upper Gunpowder - Glencoe Section)
I 167cfs
-1cfs/hr
R3-
Runnable

00h57m
Gunpowder Falls [MD]
5 - Lower Loch Raven Dam to Route 1 (Middle Gunpowder)
I-II ~ 236cfs
+1cfs/hr
L1-
Below Recom.

00h21m
Gunpowder Falls [MD]
6 - Route 1 to U.S.40 (Lower Gunpowder)
II-III ~ 243cfs
+1cfs/hr
L0-
Below Recom.

00h21m
Gwynns Falls [MD]
1) Essex Rd. near Liberty Rd. to Purnell Dr. off Forest Park...
II 24cfs
+0cfs/hr
L0-
Below Recom.

00h48m
Gwynns Falls [MD]
2) Purnell Dr. off Forest Park Ave. to Washington Blvd. (Alt...
II-III(IV) 24cfs
+0cfs/hr
L0-
Below Recom.

00h48m
Herring Run [MD]
Echodale Ave to US 40
II-III 23cfs
+0cfs/hr
L9-
Below Recom.

00h27m
Hunting Creek [MD]
Catoctin Hollow Road to Frank Bentz Lake (Big Hunting)
III-IV+(V) 78cfs
+0cfs/hr
L7-
Below Recom.

00h33m
Jennings Run [MD]
Barrelville to Wills Creek
III+ 222cfs
+0cfs/hr
L7-
Below Recom.

01h03m
Jones Falls [MD]
Lake Roland to Round Falls
I-III n/a

Laurel Run [MD]
Laurel Run
IV 3.65ft
+0.02ft/hr
L1-
Below Recom.

01h03m
Little Falls of the Gunpowder [MD]
Parkton (Maryland Route 45) to Gunpowder Falls
I-III 64cfs
+2cfs/hr
L2-
Below Recom.

01h03m
Little Gunpowder Falls [MD]
1) Bottom Rd @ Laurel Brook to Jerusalem Mill (Jerusalem Rd....
I-II 43cfs
+0cfs/hr
L8-
Below Recom.

01h03m
Little Gunpowder Falls [MD]
2) Jerusalem Mill (Jerusalem Rd.) to U.S. Route 40
II-III 43cfs
+0cfs/hr
L0-
Below Recom.

01h03m
Little Seneca Creek [MD]
Boyds to Darnestown
II(III) 90cfs
+0cfs/hr
L0-
Below Recom.

00h27m
Long Green Creek [MD]
Glen Arm Rd. to Gunpowder Falls
IV 11cfs
+0cfs/hr
L0-
Below Recom.

01h03m
Marsh Creek [MD]
Cunningham Road near Bus US 15 Southwest of Gettysburg, PA t...
II-III ~ 166cfs
-2cfs/hr
L2-
Below Recom.

00h48m
Middle Creek (Catoctin Creek trib.) [MD]
Wolfsville to Myersville (Upper Catoctin creek)
II-III(V) 2.10ft
+0.00ft/hr
L0-
Below Recom.

00h33m
Middle Creek (Toms Creek trib.) [MD]
T318 to Harney Road
II+ 166cfs
-2cfs/hr
L1-
Below Recom.

00h48m
Mill Run [MD]
Pigs Ear Road to Yough River Lake
III-IV+ 45cfs
+2cfs/hr
L1-
Below Recom.

01h03m
Monocacy River [MD]
1. Creagerstown Park to Devilbiss Bridge Park
I 3.13ft
-0.01ft/hr
R4-
Runnable

00h48m
Monocacy River [MD]
2. Devilbiss Bridge Park to Riverbend Park
I 3.13ft
-0.01ft/hr
R4-
Runnable

00h48m
Monocacy River [MD]
3. Pinecliff Park to Buckeystown Park
I(II) 3.13ft
-0.01ft/hr
R4-
Runnable

00h48m
Monocacy River [MD]
4. Buckeystown Park to Park Mills Road
I 3.13ft
-0.01ft/hr
R4-
Runnable

00h48m
Monocacy [MD]
5. Park Mills Road to Monocacy Aqueduct
I 3.13ft
-0.01ft/hr
R4-
Runnable

00h48m
Muddy Creek (Youghiogheny trib.) [MD]
Cranesville Swamp Nature Preserve (Lake Ford Road) to Youghi...
I-III(V) 45cfs
+2cfs/hr
L3-
Below Recom.

01h03m
Northeast Creek [MD]
"Gilpin Falls" section. "Gilpin Falls" covered bridge next t...
V 69cfs
+0cfs/hr
L8-
Below Recom.

00h33m
Octoraro Creek [MD]
2. Sleepy Hollow Rd/Lees Bridge Rd to New Bridge Rd Bridge (Middle Octoraro)
I 254cfs
+0cfs/hr
L0-
Below Recom.

00h33m
Octoraro Creek [MD]
3. New Bridge Road to Moore Road, Richardsmere (Lower Octoraro)
II 254cfs
+0cfs/hr
L0-
Below Recom.

00h33m
Olmsted Island Creek [MD]
Clara Barton Parkway to C&O Canal
V n/a

Owens Creek [MD]
1) Lantz to Roddy Covered Bridge
II-IV 78cfs
+0cfs/hr
L7-
Below Recom.

00h33m
Owens Creek [MD]
2) Rocky Ridge Road (Hwy.77) to Monocacy River
I-II 78cfs
+0cfs/hr
L0-
Below Recom.

00h33m
Patapsco, North Branch (above Liberty res.) [MD]
Carrollton Rd. to Lawndale Rd.
I-III 56cfs
+0cfs/hr
L0-
Below Recom.

01h18m
Patapsco, South Branch [MD]
0.5. Woodbine to Gaither Rd.
II(III) 84cfs
+0cfs/hr
L0-
Below Recom.

00h25m
Patapsco, South Branch [MD]
1. Gaither Rd. to Henryton Rd. ("Gaither Gorge"/S. Branch Patapsco)
II+(III) 84cfs
+0cfs/hr
L0-
Below Recom.

00h25m
Patapsco, South Branch [MD]
2. Marriottsville Rd to Patapsco, N. Branch confluence "McKe... (McKeldin Falls)
I-III(IV) 115cfs
+0cfs/hr
L0-
Below Recom.

01h03m
Patapsco [MD]
1. N. Br./S. Br. confluence to Daniels river access
I 115cfs
+0cfs/hr
L0-
Below Recom.

01h03m
Patapsco [MD]
2. Daniels Dam through Elkridge (Old Ellicott City, Oella & Former Bloede Dam section)
I-III 115cfs
+0cfs/hr
L0-
Below Recom.

01h03m
Patuxent, Little [MD]
US Route 29 (Columbia) to US Route 1
I-IV 74cfs
+0cfs/hr
L0-
Below Recom.

01h03m
Patuxent, Middle [MD]
Carroll Mill Road to Savage Mill
I-III(IV) 3.40ft
+0.00ft/hr
L0-
Below Recom.

01h03m
Piney Run [MD]
Arrington Road to Marriottsville
I-III(IV) 20cfs
+0cfs/hr
L1-
Below Recom.

01h18m
Potomac, North Branch [MD]
1. Henry, WV to Gormania, WV
I-III 3.65ft
+0.02ft/hr
L4-
Below Recom.

01h03m
Potomac, North Branch [MD]
2. Gormania, WV to Kitzmiller, MD (Kitzmiller Section)
III-IV 3.65ft
+0.02ft/hr
L6-
Below Recom.

01h03m
Potomac, North Branch [MD]
3. Kitzmiller, MD to Jennings Randolph Lake
II-III 3.65ft
+0.02ft/hr
R0-
Lower Runnable

01h03m
Potomac, North Branch [MD]
4. Barnum, WV to Bloomington, MD (Bloomington Section)
II(III) 431cfs
+0cfs/hr
R0-
Lower Runnable

01h03m
Potomac, North Branch [MD]
5. Bloomington, MD to Gary Yoder (Black Oak) River Access Nr...
I-II 588cfs
+0cfs/hr
R2-
Lower Runnable

00h19m
Potomac, North Branch [MD]
6. Gary Yoder (Black Oak) River Access Nr. Rawlings, MD to P...
I 588cfs
+0cfs/hr
R4-
Runnable

00h19m
Potomac, North Branch [MD]
7. Pinto, MD to Upper Potomac Industrial Park (upstream of C...
I 588cfs
+0cfs/hr
R4-
Runnable

00h19m
Potomac, North Branch [MD]
8. Wiley's Ford, WV to Oldtown Toll Bridge
I 588cfs
+0cfs/hr
R4-
Runnable

00h19m
Potomac [MD]
0.1 Oldtown Toll Bridge to Paw Paw Tunnel Campground
I 6.29ft
-0.01ft/hr
R5-
Runnable

01h03m
Potomac [MD]
0.2 Paw Paw Tunnel Campground to Fifteen Mile Creek Boat Lan... (Paw Paw Bends)
I 6.29ft
-0.01ft/hr
R5-
Runnable

01h03m
Potomac [MD]
0.3 Fifteen Mile Creek Boat Ramp to Hancock, MD
I 5.17ft
+0.00ft/hr
R5-
Runnable

01h03m
Potomac [MD]
0.35 Hancock, MD to Big Pool/Fort Frederick Campground
I 5.17ft
+0.00ft/hr
R5-
Runnable

01h03m
Potomac [MD]
0.4 Big Pool/Fort Frederick Campground to Williamsport MD
I 5.17ft
+0.00ft/hr
R5-
Runnable

01h03m
Potomac [MD]
0.45 Williamsport to Dam #4
I 5.17ft
+0.00ft/hr
R5-
Runnable

01h03m
Potomac [MD]
0.5 Dam # 4 to Shepherdstown WV
I 3.98ft
+0.00ft/hr
R5-
Runnable

00h48m
Potomac [MD]
0.6 Shepherdstown, WV to Dargans Bend Boat Ramp
I 3.98ft
+0.00ft/hr
R5-
Runnable

00h48m
Potomac [MD]
0.7 Dargans Bend Boat Ramp to Potoma Wayside, VA or Weverto... ("Potomac Needles")
II+ 3.10ft
+0.00ft/hr
R4-
Runnable

00h33m
Potomac [MD]
0.8 Potoma Wayside, VA or Weverton, MD to Point of Rocks MD
I-II 3.10ft
+0.00ft/hr
R4-
Runnable

00h33m
Potomac [MD]
0.9 Point of Rocks to Mouth of Monocacy
I 3.10ft
+0.00ft/hr
R4-
Runnable

00h33m
Potomac [MD]
1. Mouth of Monocacy to Riley's Lock Boat Ramp (Islands of the Potomac WMA - Oxley, Mason and Maddux Islands)
I 3.92ft
-0.01ft/hr
R4-
Runnable

00h33m
Potomac [MD]
2. GW Canal Loop or Violette's Lock to Pennyfield Lock (GW Canal or Seneca Breaks)
I-II 3.92ft
-0.01ft/hr
R4-
Runnable

00h33m
Potomac [MD]
3. Great Falls (Center Lines) (streamers)
V+ 3.92ft
-0.01ft/hr
R8-
Upper Runnable

00h33m
Potomac [MD]
3. Great Falls (Fish Ladder)
IV-V(V+) 3.92ft
-0.01ft/hr
R4-
Runnable

00h33m
Potomac [MD]
3. Great Falls (MD Lines)
V+ 3.92ft
-0.01ft/hr
H5-
Above Recom.

00h33m
Potomac [MD]
3. Great Falls (VA Lines) (the spout)
V+ 3.92ft
-0.01ft/hr
R9-
Upper Runnable

00h33m
Potomac [MD]
3. Through Great Falls (several runs)
V+ 3.92ft
-0.01ft/hr
H0-
Above Recom.

00h33m
Potomac [MD]
4. Sandy Beach/O-Deck to Anglers Inn (Mather Gorge)
II-III(IV) 3.92ft
-0.01ft/hr
R5-
Runnable

00h33m
Potomac [MD]
5. Anglers Inn to Lock 10
II 3.92ft
-0.01ft/hr
R5-
Runnable

00h33m
Potomac [MD]
6. Lock 10 to Sycamore Island
I 3.92ft
-0.01ft/hr
R5-
Runnable

00h33m
Potomac [MD]
7. Little Falls
II-III(IV) 3.92ft
-0.01ft/hr
R6-
Runnable

00h33m
Rock Creek (DC Potomac River trib.) [MD]
1. Rockville to Beach Dr. Near DC/MD line.
I(II) 28cfs
+0cfs/hr
L0-
Below Recom.

01h03m
Rock Creek (DC Potomac River trib.) [MD]
2. Beach Dr. below East-West Hwy to Potomac River in D.C.
I-III 28cfs
+0cfs/hr
L0-
Below Recom.

01h03m
Rock Creek (Monocacy River Trib.) [MD]
1. PA Rt. 116 to PA Rt. 97
II-III 166cfs
-2cfs/hr
L0-
Below Recom.

00h48m
Rock Creek (Monocacy River Trib.) [MD]
2. PA Rt 97 to Harney Rd, MD
II+ 166cfs
-2cfs/hr
L0-
Below Recom.

00h48m
Savage [MD]
1. Avilton Lonaconing Road to Head of Savage Reservoir
I-III(IV) 57cfs
+0cfs/hr
L0-
Below Recom.

01h03m
Savage [MD]
2. Savage Dam to North Branch Potomac River (Site of 1989 World Championships)
III-IV 112cfs
+0cfs/hr
L0-
Below Recom.

00h48m
Seneca Creek [MD]
Black Rock Mill to Riley's Lock Boat Ramp (Lower Seneca Creek)
I-II 90cfs
+0cfs/hr
R0-
Lower Runnable

00h27m
Shenandoah [MD]
3. Millville, WV to Harpers Ferry (Potoma Wayside, VA or Wev... (Shenandoah Staircase)
II-III 2.75ft
-0.01ft/hr
R4-
Runnable

00h48m
Sideling Hill Creek (Potomac River trib.) [MD]
Purcell PA (SR 2011) to Ziegler Rd.
I-II 1.82ft
+0.00ft/hr
L7-
Below Recom.

00h19m
Susquehanna [MD]
Octoraro River Mouth to Rock Run Mill, Susquehanna State Pk.
II(III) 13.06ft
+0.01ft/hr
R5-
Runnable

00h48m
Town Creek [MD]
1. Chaneysville, PA to I-68 (Maryland)
I-II 3.35ft
+0.00ft/hr
R0-
Lower Runnable

00h48m
Town Creek [MD]
2. I-68 to Potomac River
I 223cfs
+0cfs/hr
R3-
Runnable

00h48m
Wills Creek [MD]
Ellerslie to Eckhart Junction
I-II 222cfs
+0cfs/hr
L8-
Below Recom.

01h03m
Winters Run [MD]
Pleasantville Road to Maryland Route 7
I-II 44cfs
-1cfs/hr
L0-
Below Recom.

01h03m
Youghiogheny [MD]
0. US Route 50 to Millers Run
I-II 732cfs
+0cfs/hr
R6-
Runnable

01h03m
Youghiogheny [MD]
1. Tippy-Top - Millers Run/Oakland Sang Run Rd. to Swallow F...
IV 732cfs
+0cfs/hr
R6-
Runnable

01h03m
Youghiogheny [MD]
2. Top - Swallow Falls Rd. (Bridge above Swallow Falls [Stat...
IV-V 732cfs
+0cfs/hr
R6-
Runnable

01h03m
Youghiogheny [MD]
3. Upper - Sang Run (Sang Run Road) to Friendsville
IV-V 3.84ft
+0.28ft/hr
R8-
Upper Runnable

00h33m
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