Color Mode
Level Legend Low Running High Unknown
River Name/Section Class Level   Updated
Antietam Creek [MD] 2) Hwy 68 to Hwy 34 I-II 3.11 ft
+0.01 ft/hr
R4-
Runnable

00h53m
Antietam Creek [MD] 3) Hwy.34 to Potomac River I-II 3.11 ft
+0.01 ft/hr
R4-
Runnable

00h53m
Back Creek (Potomac trib) [VA] 2. Route 50 (Gore) to Dehaven (Route 671) I 47 cfs
0 cfs/hr
R0-
Lower Runnable

00h24m
Bear Creek (Allegheny River trib.) [PA] Bruin to Parker I-II(III) 2540 cfs
-58 cfs/hr
R1-
Lower Runnable

00h38m
Blacklick Creek [PA] Route 259 to Saylor Park in Blacklick II-III(IV) 691 cfs
+ 13 cfs/hr
R1-
Lower Runnable

00h24m
Brandywine Creek, E. Branch [PA] PA Route 82 to PA Route 842 I-II 221 cfs
0 cfs/hr
R0-
Lower Runnable

00h24m
Brandywine Creek, W. Branch [PA] 3. Mortonville to Lenape I 551 cfs
0 cfs/hr
R4-
Runnable

00h38m
Brandywine Creek [DE] Shaws Bridge Park, Lenape, PA to Thompson Bridge Road, DE I 2.74 ft
0.00 ft/hr
R4-
Runnable

00h38m
Brandywine Creek [DE] Thompson Bridge Road to Market Street III 2.74 ft
0.00 ft/hr
R4-
Runnable

00h38m
Casselman [PA] 2) Salisbury to Rockwood I-II 2.73 ft
-0.01 ft/hr
R4-
Runnable

00h38m
Casselman [PA] 3) Rockwood to Markleton II 2.73 ft
-0.01 ft/hr
R4-
Runnable

00h38m
Casselman [PA] 4) Markleton to Harnedsville (Confluence) II-III 2.73 ft
-0.01 ft/hr
R4-
Runnable

00h38m
Cheat, Black Fork [WV] Confluence of Blackwater River and the Dry Fork at Hendricks... II 5.25 ft
+0.15 ft/hr
R4-
Runnable

01h08m
Cheat, Dry Fork [WV] 3. Synder Road (CR 32/4 bridge over Dry Fork to Jenningston I-II 3.09 ft
-0.01 ft/hr
R0-
Lower Runnable

00h38m
Cheat, Dry Fork [WV] 4. Jenningston to Hendricks III-IV 3.09 ft
-0.01 ft/hr
R4-
Runnable

00h38m
Cheat [WV] 1. (Narrows) Below Rowlesburg to above Albright Power Dam III-IV 2210 cfs
+ 171 cfs/hr
R6-
Runnable

01h08m
Cheat [WV] 2. (Canyon) Albright to Jenkinsburg Bridge III-IV 12.11 ft
+0.02 ft/hr
R3-
Runnable

00h24m
Cheat [WV] 3. Jenkinsburg Bridge to Cheat Lake III 12.11 ft
+0.02 ft/hr
R4-
Runnable

00h24m
Clarion River [PA] Portland Mills to Cooksburg I(II) 825 cfs
+ 13 cfs/hr
R4-
Runnable

01h08m
Conemaugh [PA] Johnstown to Torrance I-II 1110 cfs
0 cfs/hr
R1-
Lower Runnable

00h24m
Conewago Creek (East) [PA] Aberdeen Mills to Hillsdale Rd I-III 4.04 ft
-0.03 ft/hr
R2-
Lower Runnable

01h08m
Connoquenessing Creek [PA] RR bridge on South River Rd to Rock Point II-III 4.25 ft
-0.09 ft/hr
R5-
Runnable

00h53m
Conococheague Creek [MD] Wilson Bridge (US 40) to Williamsport, MD Boat Ramp I 2.13 ft
-0.01 ft/hr
R0-
Lower Runnable

00h24m
Craig Creek [VA] Old Route 311 bridge (near Route 621) to New Castle (Route 6... I-II 127 cfs
-2 cfs/hr
R0-
Lower Runnable

00h53m
Craig Creek [VA] Roaring Run to James River confluence I 127 cfs
-2 cfs/hr
R0-
Lower Runnable

00h53m
Deer Creek [MD] 3. Eden Mill Dam to Rocks State Park I-II(III) 2.57 ft
-0.03 ft/hr
R3-
Runnable

00h53m
Deer Creek [MD] 4. Rocks State Park to US 1, Benjamin Bridge Access I-II(III) 2.57 ft
-0.03 ft/hr
R0-
Lower Runnable

00h53m
Deer Creek [MD] 5. US Rt 1, Benjamin Bridge Access to MD 136 I-II 2.57 ft
-0.03 ft/hr
R1-
Lower Runnable

00h53m
Deer Creek [MD] 6. MD 136 to Susquehanna River I-II 2.57 ft
-0.03 ft/hr
R1-
Lower Runnable

00h53m
Delaware [PA] Delaware Water Gap - Smithfield Beach to Kittatinny Point Vi... I-II 7530 cfs
+ 640 cfs/hr
R1-
Lower Runnable

00h53m
Delaware [NJ] Lambertville Wing Dam II+ ~ 4.82 ft
-0.08 ft/hr
R8-
Upper Runnable

01h40m
Delaware [NJ] Scudders Falls Recreation Area II+ 7530 cfs
+ 640 cfs/hr
R0-
Lower Runnable

00h53m
French Creek, S. Branch [PA] Market Street RR bridge to Route 8 II 6.47 ft
-0.02 ft/hr
R2-
Lower Runnable

01h08m
French Creek [PA] Route 100 to French Creek Road II 5.52 ft
-0.06 ft/hr
R0-
Lower Runnable

00h38m
Greenbrier River [WV] 07. Ronceverte to Fort Spring I-II 2.83 ft
-0.01 ft/hr
R0-
Lower Runnable

00h24m
Greenbrier River [WV] 08. Fort Spring to Alderson I-II 2.83 ft
-0.01 ft/hr
R0-
Lower Runnable

00h24m
Greenbrier River [WV] 09. Talcott to Willowood Bridge (WV 3&12) I-II(III) 1.62 ft
-0.02 ft/hr
R0-
Lower Runnable

00h24m
Greenbrier River [WV] 10. Willowood bridge (WV 3&12) to Bellepoint I-II 1.62 ft
-0.02 ft/hr
R0-
Lower Runnable

00h24m
Gunpowder Falls [MD] 2 - Prettyboy Dam to Falls Road I-III 180 cfs
0 cfs/hr
R4-
Runnable

01h08m
Gunpowder Falls [MD] 3 - Masemore Road to Monkton Road I-II 230 cfs
-4 cfs/hr
R4-
Runnable

00h56m
Gunpowder Falls [MD] 4. Monkton Road to Phoenix I 281 cfs
-2 cfs/hr
R4-
Runnable

00h53m
Gunpowder Falls [MD] 5 - Lower Loch Raven Dam to Route 1 I-II ~ 395 cfs
0 cfs/hr
R4-
Runnable

00h26m
Gunpowder Falls [MD] 6 - Route 1 to U.S.40 II-III ~ 397 cfs
0 cfs/hr
R3-
Runnable

00h26m
Holston, South Fork [VA] Damascus to Alvarado II(III) 278 cfs
0 cfs/hr
R0-
Lower Runnable

00h24m
Indian Creek [PA] Route 381 to Camp Carmel III-IV(V) 2.46 ft
+0.07 ft/hr
R1-
Lower Runnable

00h38m
James [VA] 01. Iron Gate to Glen Wilton I-II 655 cfs
0 cfs/hr
R2-
Lower Runnable

00h24m
James [VA] 02. Glen Wilton to Gala I-II 655 cfs
0 cfs/hr
R3-
Runnable

00h24m
James [VA] 03. Gala to Eagle Rock I 655 cfs
0 cfs/hr
R3-
Runnable

00h24m
James [VA] 1. Eagle Rock (Route 43) to Springwood (Route 630) I-II 1110 cfs
-10 cfs/hr
R3-
Runnable

00h24m
James [VA] 1.2. Springwood to Buchanan I 1110 cfs
-10 cfs/hr
R3-
Runnable

00h24m
James [VA] 1.4. Buchanan to Arcadia I-II 1110 cfs
-10 cfs/hr
R1-
Lower Runnable

00h24m
James [VA] 1.6. Arcadia to Alpine I(II) 1110 cfs
-10 cfs/hr
R1-
Lower Runnable

00h24m
James [VA] 1.8. Alpine to Glasgow I-II 1110 cfs
-10 cfs/hr
R1-
Lower Runnable

00h24m
James [VA] 2. Balcony Falls Run II+(III) 1110 cfs
-10 cfs/hr
R1-
Lower Runnable

00h24m
James [VA] 3. Snowdon (Route 501/130) to Six Mile I-II 1680 cfs
0 cfs/hr
R2-
Lower Runnable

00h24m
James [VA] 4. Upper James into Richmond II-III+ 4.41 ft
0.00 ft/hr
R4-
Runnable

00h38m
James [VA] 5. Lower James through Richmond II-III+ 4.41 ft
0.00 ft/hr
R4-
Runnable

00h38m
Laurel Hill Creek [PA] 1. Laurel Hill State Park to Whipkey Dam I-II 874 cfs
+ 66 cfs/hr
R4-
Runnable

00h38m
Laurel Hill Creek [PA] 2. Whipkey Dam to Humbert Covered Bridge Nr. Ursina II(III) 874 cfs
+ 66 cfs/hr
R4-
Runnable

00h38m
Lehigh [PA] 3. Glen Onoko to Bowmanstown I-II 918 cfs
-17 cfs/hr
R4-
Runnable

01h40m
Lehigh [PA] 4. PA Rte 435 to Canal Park, Allentown I-III 2460 cfs
+ 29 cfs/hr
R3-
Runnable

00h38m
Little Conemaugh (South) [PA] St. Michael to South Fork II-III 8.88 ft
-0.03 ft/hr
R0-
Lower Runnable

00h24m
Little Conemaugh [PA] South Fork to Johnstown II-III(V) 8.88 ft
-0.03 ft/hr
R2-
Lower Runnable

00h24m
Loyalhanna Creek [PA] Rector 4.9 mi. to Ligonier, 6.9 mi. to Kingston Dam, 4.6 mi... I-II 731 cfs
-55 cfs/hr
R0-
Lower Runnable

00h24m
Mahoning Creek [PA] McCrea Furnace to Route 66 I-II 168 cfs
-2 cfs/hr
R0-
Lower Runnable

00h24m
Mayo, N. Fork [VA] Va Route 629 to NC Route 1359 II-III 235 cfs
0 cfs/hr
R0-
Lower Runnable

00h24m
Monocacy River [MD] 1. Creagerstown Park to Devilbiss Bridge Park I 2.61 ft
0.00 ft/hr
R4-
Runnable

01h40m
Monocacy River [MD] 2. Devilbiss Bridge Park to Riverbend Park I 2.61 ft
0.00 ft/hr
R4-
Runnable

01h40m
Monocacy River [MD] 3. Pinecliff Park to Buckeystown Park I(II) 2.61 ft
0.00 ft/hr
R4-
Runnable

01h40m
Monocacy River [MD] 4. Buckeystown Park to Park Mills Road I(II) 2.61 ft
0.00 ft/hr
R4-
Runnable

01h40m
Muddy Creek (Slippery Rock trib) [PA] to Slippery Rock Creek V 175 cfs
0 cfs/hr
R2-
Lower Runnable

00h53m
Muddy Creek (Susquehanna trib) [PA] Paper Mill Road to Susquehanna River (Cold Creek Park) II(III) 158 cfs
-9 cfs/hr
R3-
Runnable

00h38m
Musconetcong [NJ] Bloomsbury to Delaware River II 62 cfs
0 cfs/hr
R0-
Lower Runnable

00h53m
Neshannock Creek [PA] Neshannock Gorge I-II 2540 cfs
-58 cfs/hr
R2-
Lower Runnable

00h38m
New [VA] 01. Stuart Dam (Route 58) to Fries (Route 94) I-II(III) 1830 cfs
+ 19 cfs/hr
R4-
Runnable

00h38m
New [VA] 02.0 Fries Dam to Byllesby Dam I-III 1830 cfs
+ 19 cfs/hr
R4-
Runnable

00h38m
New [VA] 02.1 Byllesby Dam to Ivanhoe II-III 1920 cfs
0 cfs/hr
R4-
Runnable

00h19m
New [VA] 02.2 Ivanhoe to Austinville I-II 1920 cfs
0 cfs/hr
R4-
Runnable

00h19m
New [VA] 02.3 Austinville to Foster Falls I-II 1920 cfs
0 cfs/hr
R4-
Runnable

00h19m
New [VA] 02.4 Foster Falls II-III 1920 cfs
0 cfs/hr
R4-
Runnable

-01h39m
New [VA] 03.0 Foster Falls to Barren Springs II 2830 cfs
0 cfs/hr
R4-
Runnable

00h38m
New [VA] 03.1 Barren Springs to Allisonia II 2830 cfs
0 cfs/hr
R4-
Runnable

00h38m
New [VA] 04. Claytor Dam to above McCoy Falls I-II 2.79 ft
0.00 ft/hr
R4-
Runnable

00h53m
New [VA] 05. McCoy Falls to Eggleston I-II(III) 2.79 ft
0.00 ft/hr
R4-
Runnable

00h53m
New [VA] 06. Eggleston to Ripplemead I-II 3.91 ft
0.00 ft/hr
R4-
Runnable

00h38m
New [VA] 07. Ripplemead to Pearisburg I-II 3.91 ft
0.00 ft/hr
R4-
Runnable

00h38m
New [VA] 08. Pearisburg to Glen Lyn I-II+(III) 3.91 ft
0.00 ft/hr
R4-
Runnable

00h38m
New [VA] 09. Glen Lyn, VA to Bull Falls Camping Area, WV I-III 3.91 ft
0.00 ft/hr
R4-
Runnable

00h38m
New [WV] 10. Bluestone Dam to Sandstone I-III(IV) 2.44 ft
+0.04 ft/hr
R4-
Runnable

01h08m
New [WV] 11. Sandstone to McCreery I-III 4120 cfs
+ 19 cfs/hr
R4-
Runnable

00h24m
New [WV] 12. McCreery to Thurmond II-III 4.60 ft
+0.01 ft/hr
R5-
Runnable

00h24m
New [WV] 13. Thurmond to Cunard I-III 4.60 ft
+0.01 ft/hr
R4-
Runnable

00h24m
New [WV] 14. New River Gorge: Cunard to Fayette Station III-IV(V) 1.46 ft
+0.01 ft/hr
R4-
Runnable

00h26m
Patapsco [MD] 1. N. Br./S. Br. confluence to Daniels river access I 318 cfs
0 cfs/hr
R2-
Lower Runnable

00h53m
Patapsco [MD] 2. Daniels river access (below Dam) to Elkridge I-III ~ 318 cfs
0 cfs/hr
R2-
Lower Runnable

00h53m
Paulins Kill [NJ] Stillwater (Main St.) to Delaware River I-II 276 cfs
-6 cfs/hr
R0-
Lower Runnable

00h53m
Pequea Creek [PA] Martic Forge to Colemanville Bridge I-III 270 cfs
+ 11 cfs/hr
R1-
Lower Runnable

00h24m
Pequest [NJ] US Rt 46, Great Meadows to Delaware River I-II 319 cfs
-8 cfs/hr
R0-
Lower Runnable

00h53m
Potomac, North Branch [MD] 5. Bloomington, MD to Keyser, WV I-II 575 cfs
0 cfs/hr
R2-
Lower Runnable

00h24m
Potomac, North Branch [WV] 6. Black Oak River Access Nr. McCoole, MD to Pinto, MD I 575 cfs
0 cfs/hr
R4-
Runnable

00h24m
Potomac, North Branch [WV] 7. Pinto, MD to Upper Potomac Industrial Park (upstream of C... I 575 cfs
0 cfs/hr
R4-
Runnable

00h24m
Potomac, S. Branch [WV] 6. US 220 bridge South of Petersburg to US 220 bridge North ... I-II 4.52 ft
+0.01 ft/hr
R4-
Runnable

01h08m
Potomac, S. Branch [WV] 7. US 220 Bridge north of Moorefield to Harmison's Landing ... I-II 2.33 ft
+0.05 ft/hr
R4-
Runnable

00h38m
Potomac, S.Fk. of the S.Br. [WV] 5. Milam bridge (CR 7/3) to the confluence of Shooks Run I-II(III) 3.10 ft
0.00 ft/hr
R4-
Runnable

00h53m
Potomac, S.Fk. of the S.Br. [WV] 6. Confluence of Shooks Run to Confluence of the South Branc... I-II 3.10 ft
0.00 ft/hr
R4-
Runnable

00h53m
Potomac [WV] 0.1 Oldtown Toll Bridge to Paw Paw Tunnel Campground I 5.38 ft
-0.02 ft/hr
R4-
Runnable

00h53m
Potomac [MD] 0.2 Paw Paw Tunnel Campground to Fifteen Mile Creek Boat Lan... I 5.38 ft
-0.02 ft/hr
R4-
Runnable

00h53m
Potomac [WV] 0.3 Fifteen Mile Creek Boat Ramp to Hancock, MD I 4.14 ft
-0.01 ft/hr
R4-
Runnable

00h53m
Potomac [WV] 0.4 Big Pool Campground to Williamsport MD I 4.14 ft
-0.01 ft/hr
R4-
Runnable

00h53m
Potomac [MD] 0.5 Dam # 4 to Shepherdstown WV I 4.14 ft
-0.01 ft/hr
R4-
Runnable

00h53m
Potomac [WV] 0.6 Shepherdstown, WV to Dargans Bend Boat Ramp I 4.14 ft
-0.01 ft/hr
R4-
Runnable

00h53m
Potomac [WV] 0.7 - Potomac - Dargans Bend Boat Ramp to Potoma Wayside II+ 4.14 ft
-0.01 ft/hr
R4-
Runnable

00h53m
Potomac [MD] 0.8 Sandy Hook/Potoma Wayside to Point of Rocks MD I-II 2.61 ft
-0.01 ft/hr
R4-
Runnable

01h00m
Potomac [MD] 0.9 Point of Rocks to Mouth of Monocacy I 3.55 ft
-0.01 ft/hr
R4-
Runnable

00h24m
Potomac [VA] 1. Mouth of Monocacy to Riley's Lock Boat Ramp I 3.55 ft
-0.01 ft/hr
R4-
Runnable

00h24m
Potomac [VA] 2. GW Canal Loop or Violette's Lock to Pennyfield Lock I-II 3.55 ft
-0.01 ft/hr
R4-
Runnable

00h24m
Potomac [MD] 3. Great Falls (Fish Ladder) V 3.55 ft
-0.01 ft/hr
R0-
Lower Runnable

00h24m
Potomac [MD] 3. Great Falls (VA Lines) V+ 3.55 ft
-0.01 ft/hr
R6-
Runnable

00h24m
Potomac [MD] 4. Sandy Beach/O-Deck to Anglers Inn II-III(IV) 3.55 ft
-0.01 ft/hr
R5-
Runnable

00h24m
Potomac [VA] 5. Anglers Inn to Lock 10 II 3.55 ft
-0.01 ft/hr
R5-
Runnable

00h24m
Potomac [VA] 6. Lock 10 to Sycamore Island I 3.55 ft
-0.01 ft/hr
R5-
Runnable

00h24m
Potomac [VA] 7. Little Falls II-III(IV) 3.55 ft
-0.01 ft/hr
R5-
Runnable

00h24m
Roanoke [VA] 4. Little Niagra to Rutrough Road I-II 271 cfs
+ 2 cfs/hr
R0-
Lower Runnable

00h24m
Rockaway [NJ] Below Falls to weir at Morris Avenue IV-V 267 cfs
-6 cfs/hr
R0-
Lower Runnable

00h38m
Seneca Creek [MD] Black Rock Mill to Riley's Lock Boat Ramp I-II 123 cfs
+ 12 cfs/hr
R0-
Lower Runnable

00h19m
Shade Creek [PA] Confluence of Dark and Clear Shade to Stony Creek III-IV 4.76 ft
+0.95 ft/hr
R3-
Runnable

00h53m
Shenandoah, S. Fork [VA] Bixler's Bridge (Route 675) to Bentonville (Route 613) I-II 1.92 ft
+0.02 ft/hr
R4-
Runnable

00h53m
Shenandoah, S. Fork [VA] Elkton (Route 33) to Luray (Route 211) I-II 1.92 ft
+0.02 ft/hr
R3-
Runnable

00h53m
Shenandoah [WV] 1. VA/WV state line to Bloomery Road (WV 9) I-II 2.56 ft
-0.01 ft/hr
R4-
Runnable

00h38m
Shenandoah [WV] 2. Bloomery Road (WV 9) to Millville I-II 2.56 ft
-0.01 ft/hr
R3-
Runnable

00h38m
Shenandoah [WV] 3. Millville to Harpers Ferry II-III 2.56 ft
-0.01 ft/hr
R0-
Lower Runnable

00h38m
Shenandoah [VA] Route 50 to Route 7 I(II) 1.92 ft
+0.02 ft/hr
R4-
Runnable

00h53m
Slippery Rock Creek [PA] 2. Eckert's Bridge to Harris Bridge (Mountville Rd, SR 2030) II 2540 cfs
-58 cfs/hr
R4-
Runnable

00h38m
Smith [VA] 2. Philpot Dam to North Basset II+ 669 cfs
-6 cfs/hr
R7-
Upper Runnable

00h53m
Smith [VA] 5. South Martinsville to Sports Complex II 393 cfs
-42 cfs/hr
R3-
Runnable

00h24m
Smith [VA] 6. Sports Complex to Mitchell Bridge II(III) 393 cfs
-42 cfs/hr
R1-
Lower Runnable

00h24m
Spring Creek [PA] Bellefonte to Milesburg I-II 4.50 ft
-0.02 ft/hr
R3-
Runnable

00h53m
Stonycreek River [PA] 1 - Stony Gorge III-IV 4.76 ft
+0.95 ft/hr
R0-
Lower Runnable

00h53m
Stonycreek River [PA] 2 - Stony Canyon III-IV 1670 cfs
+ 840 cfs/hr
R6-
Runnable

00h53m
Stonycreek River [PA] 3 - Lower Stony II-III 1670 cfs
+ 840 cfs/hr
R5-
Runnable

00h53m
Susquehanna River [PA] Marietta to Columbia II(IV) 4.02 ft
-0.01 ft/hr
R1-
Lower Runnable

01h08m
Susquehanna River [PA] Saginaw Railroad Bridge III 4.02 ft
-0.01 ft/hr
R5-
Runnable

01h08m
Tohickon Creek [PA] 1. Quakertown (Thatcher Road, LR09082) to PA Route 563 (abov... II-III 1040 cfs
-40 cfs/hr
R0-
Lower Runnable

00h24m
Towanda Creek, S. Branch [PA] New Albany (LR08009) to Susquehanna I-III 523 cfs
-38 cfs/hr
R0-
Lower Runnable

00h53m
Two Lick Creek [PA] Waterworks Park to Homer City I 505 cfs
+ 75 cfs/hr
R5-
Runnable

00h24m
Yellow Breeches [PA] 1. Boiling Springs to Old Gettysburg Pike I 1.78 ft
0.00 ft/hr
R0-
Lower Runnable

00h24m
Yellow Breeches [PA] 2. Old Gettysburg Pike to Lisburn (PA 114 bridge) I 1.78 ft
0.00 ft/hr
R0-
Lower Runnable

00h24m
Yellow Breeches [PA] 3. Lisburn (PA 114 bridge) to Spanglers Mill Rd. I 1.78 ft
0.00 ft/hr
R0-
Lower Runnable

00h24m
Youghiogheny [PA] 4. Middle II 3.63 ft
+0.14 ft/hr
R4-
Runnable

00h24m
Youghiogheny [PA] 6. Lower III 2.97 ft
+0.08 ft/hr
R4-
Runnable

00h53m
Youghiogheny [PA] 7. Bottom II+(III) 2.97 ft
+0.08 ft/hr
R4-
Runnable

00h53m