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Connecticut
Connecticut Coastal
Lower Hudson-Long Island
Massachusetts-Rhode Island Coastal
Level Legend: - - - - - - - - - Below Recommended Low Runnable - - - - - - - - High Runnable Above Recommended - - - - - - - - - Unknown Unknown
Options Scheme: customize colors... Detailed Rivers Simple Rivers

Unknown Drainage

Connecticut

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River Name/Section Class Level running? Updated
Ammonoosuc [NH] 1. Top-of-The V n/a

Ammonoosuc [NH] 2. Littleton to Lisbon I-II 192 cfs
-5 cfs/hr
L9-
Below Recom.
00h15m
Ammonoosuc [NH] 3. Bretton Woods to Twin Mountain II-III 2.15 ft
-0.02 ft/hr
R0-
Lower Runnable
00h15m
Ammonoosuc [NH] 4. Twin Mountain to Pierce bridge II-III 2.15 ft
-0.02 ft/hr
L0-
Below Recom.
00h15m
Ammonoosuc [NH] 5. Pierce bridge to NH 116 II-IV 2.15 ft
-0.02 ft/hr
L6-
Below Recom.
00h15m
Ashuelot, S. Branch [NH] Troy to Webb III-IV n/a

Ashuelot [NH] 1. Marlow to Gilsum Gorge III-IV 74 cfs
+ 5 cfs/hr
L8-
Below Recom.
00h15m
Ashuelot [NH] 2. Gilsum Gorge to Shaws Corner II 74 cfs
+ 5 cfs/hr
L6-
Below Recom.
00h15m
Ashuelot [NH] 3. Ashuelot to Hinsdale II-IV 4.45 ft
+0.12 ft/hr
L9-
Below Recom.
01h00m
Ball Mountain Brook [VT] Metcalf Road to Jamaica State Park III-IV n/a

Bingo Brook [VT] Brandon Gap III-IV n/a

Black [VT] Whitesville to Perkinsville II-III(IV) 140 cfs
-3 cfs/hr
L8-
Below Recom.
00h15m
Blank Reach I n/a

Bloods Brook [NH] The Ledges V n/a

Broad Brook [NH] Above Powerlines to Lower Ashuelot IV+ 4.45 ft
+0.12 ft/hr
L4-
Below Recom.
01h00m
Center Brook [CT] Pisgah Mtn. Rd. to Sandy Brook V 2.75 ft
-0.02 ft/hr
L3-
Below Recom.
00h15m
Chickley [MA] Route 8A to Deerfield River II-III n/a

Connecticut [MA] Holyoke (Wave-o-Saurus) I 19300 cfs
0 cfs/hr
L8-
Below Recom.
00h15m
Connecticut [NH] Pittsburg III-IV 781 cfs
0 cfs/hr
R5-
Runnable
00h30m
Connecticut [VT] Sumner Falls I-III 10900 cfs
+ 402 cfs/hr
R1-
Lower Runnable
00h15m
Connecticut [MA] Turners Falls Dam Bypass Reach II-III n/a

Croyden Brook [NH] Newport II-III 1.65 ft
-0.01 ft/hr
L5-
Below Recom.
00h15m
Dead Branch of the Westfield River [MA] South Street to Indian Hollow Rd. Chesterfield IV(V) ~ 50 cfs
-1 cfs/hr
L7-
Below Recom.
00h30m
Deerfield, E. Branch [VT] Somerset Reservoir to Searsburg Reservoir I-II n/a

Deerfield, W. Branch [VT] Heartwellville to Readsboro Village V n/a

Deerfield [VT] 1) Searsburg Dam to Harriman Reservoir III n/a

Deerfield [VT] 2) Harriman Reservoir to Sherman Reservoir (Upper Dryway) III-IV n/a

Deerfield [MA] 3) Monroe Bridge to Bear Swamp (The Dryway) III-IV n/a

Deerfield [MA] 4) Bear Swamp to Zoar Gap (Fife Brook Section) II(III) 986 cfs
0 cfs/hr
R3-
Runnable
00h15m
Deerfield [MA] 5) Zoar Picnic Area to East Charlemont I 986 cfs
0 cfs/hr
R3-
Runnable
00h15m
Deerfield [MA] 6) Route 2 to Route 112 (Above Shelburne Falls) III n/a

Deerfield [MA] 7) Wilcox Hollow to Stillwater Bridge I-II 1190 cfs
+ 20 cfs/hr
R0-
Lower Runnable
00h15m
Dunbar Brook [MA] South Road to Deerfield River V n/a

Factory Brook [MA] Middlefield to Bancroft IV+ n/a

Fall [MA] Otis Reservoir to Farmington River IV+ n/a

Farmington, W. Branch [CT] 1. Hogback Road (Goodwin Dam) to Riverton I-II 275 cfs
0 cfs/hr
R0-
Lower Runnable
00h15m
Farmington, W. Branch [MA] 1. Reservoir Road to Iron Bridge II 2.75 ft
-0.02 ft/hr
L6-
Below Recom.
00h15m
Farmington, W. Branch [MA] 2. Iron Bridge to American Legion Field III 2.75 ft
-0.02 ft/hr
L0-
Below Recom.
00h15m
Farmington, W. Branch [CT] 2. Riverton to Satan's Kingdom parking area I-II 4.18 ft
0.00 ft/hr
R4-
Runnable
00h15m
Farmington, W. Branch [MA] 3. New Boston to near Thorp Brook II 2.75 ft
-0.02 ft/hr
L6-
Below Recom.
00h15m
Farmington [CT] 1. Satan's Kingdom Parking Area to Canton I-II+(III) 4.18 ft
0.00 ft/hr
R2-
Lower Runnable
00h15m
Farmington [CT] 2. Collinsville to Unionville II 5.47 ft
-0.01 ft/hr
L7-
Below Recom.
00h15m
Farmington [CT] 3. Tariffville Park (Simsbury) to Highway 187 (Tariffville G... II-III 1.69 ft
0.00 ft/hr
R4-
Runnable
00h30m
Gale [NH] Franconia to Ammonoosuc II-IV n/a

Green [VT] Green River to West Leyden, MA II-III 73 cfs
+ 1 cfs/hr
L8-
Below Recom.
00h30m
Green [MA] W. Leyden to covered bridge II-III 73 cfs
+ 1 cfs/hr
L8-
Below Recom.
00h30m
Hubbard [MA] W Hartland Rd (Granville State Park) to Rt 20 V 0.50 ft
-0.01 ft/hr
L0-
Below Recom.
01h15m
Israel River [NH] Riverton to Lancaster II n/a

Joe's Brook [VT] W. Danville to covered bridge IV(V) n/a

Konkapot Brook [MA] Mill River to Ashley Falls I-III n/a

Lawrence Brook [MA] Doane Falls V+ n/a

Little [MA] Dam below Cobble Mountain Reservoir to Northwest Rd. III-IV n/a

Mascoma [NH] 1. Mascoma Lake to Route 4, Lebanon II-III(IV) n/a

Mascoma [NH] 2. Lebanon V n/a

Millers [MA] Lower, Erving to Millers Falls II-III(IV) 2.54 ft
+0.00 ft/hr
L5-
Below Recom.
00h45m
Millers [MA] Upper, South Royalston to Athol III 130 cfs
+ 3 cfs/hr
L8-
Below Recom.
00h15m
Minnewawa [NH] Marlborough recycling center to Otter Brook II-IV n/a

Mohawk [NH] Colebrook II-III n/a

Moose [VT] 1. Victory Bog to Concord II-III 4.04 ft
-0.02 ft/hr
L6-
Below Recom.
00h45m
Moose [VT] 2. East St. Johnsbury to Passumpsic River II-IV 4.04 ft
-0.02 ft/hr
L7-
Below Recom.
00h45m
North [MA] Halifax (VT) Gorge to Colrain (MA) II 2.31 ft
0.00 ft/hr
L6-
Below Recom.
00h15m
Nulhegan [VT] E. Brighton Bridge to Connecticut River III-IV n/a

Ompompanoosuc, W. Branch [VT] Strafford to Rices Mill II n/a

Ompompanoosuc [VT] W. Fairlee to Thetford Covered Bridge I-III n/a

Ottauquechee [VT] Just above Route 4 to 1 Mile below Route 4 III+(V) 210 cfs
0 cfs/hr
L7-
Below Recom.
00h15m
Otter Brook [NH] Roxbury to Keene II 41 cfs
-1 cfs/hr
L5-
Below Recom.
00h15m
Passumpsic E Br [VT] E. Burke dam-Rt. 114 bridge II(IV) 109 cfs
-1 cfs/hr
L6-
Below Recom.
00h45m
Pelham Brook [MA] Rowe Center to Deerfield River V n/a

Phillips Brook [NH] Milan III n/a

Potash [MA] Blandford Rd - Russel, MA to Westfield River V n/a

Quaboag [MA] Lucy Stone Park in Warren to Route 67 II-III 3.42 ft
0.00 ft/hr
L7-
Below Recom.
00h30m
Roaring Brook [CT] Cold Brook Rd to Rt 17 in S Glastonbury III-IV 56 cfs
0 cfs/hr
L6-
Below Recom.
00h30m
Rock [VT] Williamsville Covered Bridge to West River III-IV n/a

Salmon [CT] Blackledge, Old route 2 to covered bridge at Hwy 16 II 2.46 ft
0.00 ft/hr
L7-
Below Recom.
00h30m
Salmon [CT] Jeremy, Old route 2 to covered bridge at Hwy 16 II 2.46 ft
0.00 ft/hr
L7-
Below Recom.
00h30m
Sandy Brook [CT] Phelps Flat Rd. to Route 8 Bridge IV 0.50 ft
-0.01 ft/hr
L0-
Below Recom.
01h15m
Saxton's [VT] Grafton to Connecticut River II-III(V) n/a

Still [CT] Above Sandy Brook V 39 cfs
0 cfs/hr
L4-
Below Recom.
00h15m
Sugar [NH] North Newport to Rt 103 II(III) 1.65 ft
-0.01 ft/hr
L8-
Below Recom.
00h15m
Swift [MA] Along Rte. 9 to North Branch Westfield River IV-V n/a

Upper Ammonoosuc, W. Branch [NH] Above York Pond Road IV n/a

Upper Ammonoosuc [NH] Upper II n/a

Waits [VT] Waits River Village to Route 25B II-III n/a

Walker Brook [MA] 3.5 miles West of Chester on Rt. 20 to Chester IV n/a

Wardsboro Brook [VT] North Wardsboro to West River III-IV n/a

Ware [MA] Gilbertville II-III ~ 205 cfs
-4 cfs/hr
L7-
Below Recom.
00h15m
Wells [VT] Groton to Wells River Village I-III 2.75 ft
-0.01 ft/hr
R1-
Lower Runnable
01h00m
Wells [VT] Old Bridge to Lower Dam IV-V 254 cfs
-3 cfs/hr
R0-
Lower Runnable
01h00m
West [VT] 1. Londonderry rapids II-III n/a

West [VT] 2. Ball Mountain Dam to Jamaica State Park (Salmon Hole) III 142 cfs
0 cfs/hr
L3-
Below Recom.
00h15m
West [VT] 3. Salmon Hole to Route l00 II 142 cfs
0 cfs/hr
L2-
Below Recom.
00h15m
West [VT] 4. Townsend Dam to Rock River (Newfane) I-II 216 cfs
+ 3 cfs/hr
L8-
Below Recom.
00h15m
Westfield, Middle Branch [MA] River Road to Littleville Dam II-III 1.92 ft
-0.01 ft/hr
L4-
Below Recom.
00h15m
Westfield, N. Branch [MA] 1) W. Cummington to Cummington I-III n/a

Westfield, N. Branch [MA] 2) Cummington to Chesterfield Gorge I-III n/a

Westfield, N. Branch [MA] 3) Chesterfield Gorge to Knightsville Dam I-III n/a

Westfield, N. Branch [MA] 4) Knightville Dam to Huntington I-III 164 cfs
-13 cfs/hr
L8-
Below Recom.
00h15m
Westfield, W. Branch [MA] Becket to Chester III-IV 69 cfs
-2 cfs/hr
L8-
Below Recom.
00h15m
Westfield, W. Branch [MA] Chester to Huntington II-III 69 cfs
-2 cfs/hr
L8-
Below Recom.
00h15m
Westfield [MA] Huntington to Russell I-II 296 cfs
0 cfs/hr
L8-
Below Recom.
00h18m
White, First Branch [VT] Chelsea Health Center to above Sawmill Dam III-IV n/a

White [VT] North Royalton to West Hartford I-II(III) 1380 cfs
-10 cfs/hr
R0-
Lower Runnable
00h15m
White [VT] Rochester to Bethel I-II 63 cfs
-2 cfs/hr
R0-
Lower Runnable
01h00m
Wild Ammonoosuc [NH] 1. Picnic Area to Wildwood to Water Supply Dam II n/a

Wild Ammonoosuc [NH] 2. Wildwood Water Supply [Mini]-Dam to Route 302 III n/a

Williams [VT] Northchester to Brockway Mills II n/a

Winhall [VT] Grahamville School Road to Winhall Campgrounds III+ n/a

Massachusetts-Rhode Island Coastal

Click a heading to sort. Hover over a heading for help.
River Name/Section Class Level running? Updated
Blackstone [RI] Blackstone Gorge III 437 cfs
-2 cfs/hr
R5-
Runnable
00h15m
Charles [MA] Needham Rapids I 245 cfs
-4 cfs/hr
R2-
Lower Runnable
01h00m
Charles [MA] Waltham Wave II 227 cfs
0 cfs/hr
L8-
Below Recom.
00h15m
Clear and Branch [RI] Harrisville to Nasonville I-II n/a

Cohasset Tidal Rip [MA] Cohasset I-II n/a

Matunuck Shore Break [RI] Beach at High Tide I n/a

Monatiquot [MA] Shaw's to Weymouth Landing II-III 25 cfs
+ 0 cfs/hr
L4-
Below Recom.
00h45m

Connecticut Coastal

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River Name/Section Class Level running? Updated
Bantam [CT] Stoddard Road to Shepaug River I-II n/a

East Aspetuck [CT] Paper Mill Road to Housatonic River III n/a

Far Mill River [CT] Shelton to Housatonic River IV 12 cfs
-0 cfs/hr
L4-
Below Recom.
00h45m
Hammonasset [CT] Summer Hill Rd to Green Hill Rd I-II n/a

Housatonic [CT] 1. Great Falls to Falls Village Hydro Plant III-IV 611 cfs
-14 cfs/hr
L8-
Below Recom.
00h30m
Housatonic [CT] 2. Falls Village Hydro 13.2 mi to Swifts Bridge, 9.3 mi to ... II-III 611 cfs
-14 cfs/hr
L8-
Below Recom.
00h30m
Housatonic [CT] 3. Bulls Bridge Dam to Power Plant IV 938 cfs
0 cfs/hr
R0-
Lower Runnable
00h45m
Natchaug [CT] 1. Upper, Route 44 to England Road II 2.68 ft
0.00 ft/hr
L3-
Below Recom.
00h45m
Natchaug [CT] 2. Diana's Pool, England Road to Route 198 II-IV 2.68 ft
0.00 ft/hr
L5-
Below Recom.
00h45m
Natchaug [CT] 3. Lower, Route 198 to Bassetts Bridge Road II(III) 2.68 ft
0.00 ft/hr
L3-
Below Recom.
00h45m
Naugatuck [CT] 1.Torrington II-III+ n/a

Naugatuck [CT] 2. South Waterbury–Beacon Falls I-II ~ 1.77 ft
0.00 ft/hr
L6-
Below Recom.
00h15m
Norwalk [CT] Bridge in Cannondale to Long Island Sound II(IV) 14 cfs
0 cfs/hr
L5-
Below Recom.
01h15m
Quinebaug [CT] Below Route 6 III 238 cfs
0 cfs/hr
L7-
Below Recom.
00h15m
Shepaug [CT] Valley Road (Shepaug Reservoir) to Route 47 II-III 25 cfs
-0 cfs/hr
L6-
Below Recom.
00h30m
Tenmile [CT] South Dover NY to Gaylordsville CT I-II(III) 1.64 ft
0.00 ft/hr
L8-
Below Recom.
00h30m
Willimantic River [CT] Bridge St. to the Thread Mill III-IV 74 cfs
0 cfs/hr
L8-
Below Recom.
00h30m
Willimantic River [CT] Eagleville Dam to Bridge Street I-II 74 cfs
0 cfs/hr
L8-
Below Recom.
00h30m

Lower Hudson-Long Island

Click a heading to sort. Hover over a heading for help.
River Name/Section Class Level running? Updated
Croton [NY] Croton Dam to Hudson River II 2.33 ft
0.00 ft/hr
L9-
Below Recom.
02h02m
India Brook [NJ] Upstream to Mountainside Rd. III-V n/a

Lamington [NJ] Chester to Pottersville III-IV 27 cfs
0 cfs/hr
L5-
Below Recom.
00h30m
Lamington [NJ] Rt 512 at Pottersville to confluence w/ No. Branch of Rarita... I-II 27 cfs
0 cfs/hr
L9-
Below Recom.
00h30m
Pequannock [NJ] Newfoundland (Rte 513) to Alt Rt 511, Pompton Lakes II-IV 9 cfs
-0 cfs/hr
L9-
Below Recom.
00h26m
Pocantico [NY] Pocantico Lake to Sleepy Hollow cemetary II-III+(IV) 81 cfs
0 cfs/hr
L4-
Below Recom.
00h15m
Posts Creek [NJ] Trailhead parking on Glenwild Ave. to Wanaque Res. Property ... IV-V(V+) 5 cfs
-1 cfs/hr
L2-
Below Recom.
00h30m
Ramapo [NY] Route 210 to Ramapo II-III 36 cfs
-1 cfs/hr
L8-
Below Recom.
01h30m
Raritan, N. Branch [NJ] West of Mendham to North of Far Hills I-II 2.07 ft
0.00 ft/hr
L5-
Below Recom.
01h00m
Raritan, S. Branch [NJ] 1. Naughright Rd to Hoffman's Crossing Rd I-II 58 cfs
0 cfs/hr
L8-
Below Recom.
01h00m
Raritan, S. Branch [NJ] 2. Hoffman's Bridge to unnamed bridge at Readingsburg III-IV 6.01 ft
0.00 ft/hr
L6-
Below Recom.
01h00m
Raritan, S. Branch [NJ] 3. Town of High Bridge to confluence with North Branch of th... I-II 58 cfs
0 cfs/hr
L8-
Below Recom.
01h00m
Rockaway Creek [NJ] Mountainville to McCrea Mills II-IV 7 cfs
0 cfs/hr
L8-
Below Recom.
00h45m
Rockaway [NJ] Below Falls to weir at Morris Avenue IV-V 87 cfs
0 cfs/hr
L9-
Below Recom.
01h15m
Stony Brook [NY] Lower section, from hikers parking lot to the Ramapo River I-II 41 cfs
-1 cfs/hr
L3-
Below Recom.
02h02m
Stony Brook [NY] Lake Sebago to 7 Lakes Dr. bridge II-III+ 36 cfs
-1 cfs/hr
L8-
Below Recom.
01h30m
Wanaque [NJ] Hikers Bridge to Monksville Reservoir III-IV 12 cfs
0 cfs/hr
L8-
Below Recom.
00h45m