Color Mode
Level Legend Low Running High Unknown
River Name/Section Class Level   Updated
Ammonoosuc (Upper) [NH] II n/a

Ammonoosuc, (Upper) W. Branch [NH] West Branch of the Upper IV n/a

Ammonoosuc [NH] 1. Top-of-The V n/a

Ammonoosuc [NH] 2. Littleton to Lisbon I-II n/a

Ammonoosuc [NH] 3. Bretton Woods to Twin Mountain II-III 2.07 ft
-0.05 ft/hr
R0-
Lower Runnable

01h10m
Ammonoosuc [NH] 4. Twin Mountain to Pierce bridge II-III 2.07 ft
-0.05 ft/hr
L0-
Below Recom.

01h10m
Ammonoosuc [NH] 5. Pierce bridge to NH 116 II-IV 2.07 ft
-0.05 ft/hr
L5-
Below Recom.

01h10m
Androscoggin [NH] 1. Errol Rapids II 2990 cfs
-10 cfs/hr
H1-
Above Recom.

00h23m
Androscoggin [NH] 2. Bragg's Bay to Pontook I-II 2990 cfs
-10 cfs/hr
R1-
Lower Runnable

00h23m
Androscoggin [NH] 3. Pontook II 2990 cfs
-10 cfs/hr
R1-
Lower Runnable

00h23m
Ashuelot, S. Branch [NH] Troy to Webb III-IV 708 cfs
-5 cfs/hr
L4-
Below Recom.

00h55m
Ashuelot [NH] 1. Upper Ash III-IV 171 cfs
0 cfs/hr
L8-
Below Recom.

27h09m
Ashuelot [NH] 2. Middle Ash II 171 cfs
0 cfs/hr
L7-
Below Recom.

27h09m
Ashuelot [NH] 3. Lower Ash II-IV 5.00 ft
-0.11 ft/hr
R1-
Lower Runnable

00h55m
Atlantic Ocean [NH] Jenness Beach I(V) n/a

Baker, S. Branch [NH] Rocky Branch to Rowentown Rd. V 1.17 ft
+0.07 ft/hr
L4-
Below Recom.

01h10m
Baker [NH] 1. Warren (Upper Baker) V 167 cfs
+ 16 cfs/hr
L6-
Below Recom.

01h10m
Baker [NH] 2. Rte. 118 to Wentworth II-III 1.17 ft
+0.07 ft/hr
L3-
Below Recom.

01h10m
Bearcamp [NH] Bennett Corner to Whittier II-IV 4.75 ft
-0.02 ft/hr
L9-
Below Recom.

00h38m
Beebe [NH] Sandwich Notch to Campton Hollow II-IV 167 cfs
+ 16 cfs/hr
L4-
Below Recom.

01h10m
Blackwater [NH] Route 127 to Snyder's Mill II-IV 4.52 ft
0.00 ft/hr
L9-
Below Recom.

01h10m
Bloods Brook [NH] The Ledges V 337 cfs
0 cfs/hr
L5-
Below Recom.

01h10m
Branch Brook [NH] Ellsworth to Branch Brook campground II-V 167 cfs
+ 16 cfs/hr
L1-
Below Recom.

01h10m
Broad Brook [NH] Above Powerlines to Lower Ashuelot IV+ 5.00 ft
-0.11 ft/hr
L6-
Below Recom.

00h55m
Cascade Brook [NH] Lincoln V 2.83 ft
+0.02 ft/hr
L0-
Below Recom.

01h10m
Cocheco [NH] Watson Rd to Whittier St II(IV) n/a

Cold Brook [NH] Rte. 25 to Bearcamp River V 409 cfs
+ 12 cfs/hr
R2-
Lower Runnable

27h39m
Cold [NH] 1. South Acworth to Vilas Pool II 143 cfs
+ 4 cfs/hr
L3-
Below Recom.

26h54m
Cold [NH] 2. Vilas Pool to Alstead III-IV 143 cfs
+ 4 cfs/hr
L5-
Below Recom.

26h54m
Cold [NH] 3. Alstead to Drewsville II 143 cfs
+ 4 cfs/hr
L5-
Below Recom.

26h54m
Connecticut [NH] Pittsburg III-IV 817 cfs
0 cfs/hr
R5-
Runnable

00h23m
Connecticut [NH] Sumner Falls I-III 7120 cfs
-9522 cfs/hr
R0-
Lower Runnable

01h10m
Contoocook, N. Branch [NH] Route 9 & 123 to Hillsboro Fire Sta V 8.36 ft
+0.09 ft/hr
L9-
Below Recom.

01h10m
Contoocook [NH] 1. Jaffrey to Peterborough II 3.37 ft
+0.02 ft/hr
R2-
Lower Runnable

01h10m
Contoocook [NH] 2. Hillsborough to Henniker II-III+ 8.36 ft
+0.09 ft/hr
R5-
Runnable

01h10m
Contoocook [NH] 3. Henniker (class II section) II(III) 8.36 ft
+0.09 ft/hr
R4-
Runnable

01h10m
Croyden Brook [NH] Newport II-III 5.43 ft
0.00 ft/hr
R6-
Runnable

27h09m
Diamond River [NH] Swift Diamond to Wentworth Location III-IV n/a

Dry [NH] Dry River Trail to Dry River Campground V 2.83 ft
+0.02 ft/hr
L0-
Below Recom.

01h10m
Ellis [NH] Route 16 to Jackson Golf Course III-IV 3.20 ft
+0.01 ft/hr
L5-
Below Recom.

00h55m
Fowler River [NH] Alexandria V 2.74 ft
+0.01 ft/hr
L4-
Below Recom.

01h10m
Gale River [NH] Franconia to Ammonoosuc II-IV 2.07 ft
-0.05 ft/hr
L0-
Below Recom.

01h10m
Glover Brook [NH] Elbow Pond (Mt. Cilley) to Pemigewasset R. V 272 cfs
+ 8 cfs/hr
L5-
Below Recom.

01h10m
Halls Brook [NH] Halls Brook Road to Hwy 25 V 2.47 ft
+0.02 ft/hr
L0-
Below Recom.

00h38m
Isinglass [NH] Isinglass Falls IV 153 cfs
0 cfs/hr
L8-
Below Recom.

00h23m
Israel River [NH] Riverton to Lancaster II n/a

Kimpton Brook [NH] Gile State Forest to Patterson Road IV(V) 2.74 ft
+0.01 ft/hr
L4-
Below Recom.

01h10m
Lamprey [NH] Packers Falls III ~ 465 cfs
+ 6 cfs/hr
R3-
Runnable

00h23m
Lamprey [NH] Upper Lamprey IV 4.60 ft
-0.05 ft/hr
R1-
Lower Runnable

02h24m
Little Suncook [NH] Northwood to Gossville III+(IV) n/a

Lovell [NH] Pine Hill Road and Route 25 IV-V 409 cfs
+ 12 cfs/hr
R2-
Lower Runnable

27h39m
Mad River [NH] 1. Highway 49 Bridge (Waterville Valley) to Campton III-IV 167 cfs
+ 16 cfs/hr
L3-
Below Recom.

01h10m
Mad River [NH] 2. Gorge III 167 cfs
+ 16 cfs/hr
L4-
Below Recom.

01h10m
Mascoma [NH] 1. Mascoma Lake to Route 4, Lebanon II-III(IV) n/a

Mascoma [NH] 2. Lebanon V n/a

Merrimack [NH] 1) Franklin to Penacook I 2710 cfs
-161 cfs/hr
R0-
Lower Runnable

01h10m
Merrimack [NH] 6) Amoskeag Falls to Goffs Falls (Crack Pipe, 293 Wave) I-II+(III) n/a

Minnewawa [NH] Marlborough recycling center to Otter Brook II-IV 198 cfs
+ 21 cfs/hr
L5-
Below Recom.

01h10m
Mohawk [NH] Colebrook II-III n/a

Nashua [NH] C-Hole Park & Play II-III 720 cfs
0 cfs/hr
L5-
Below Recom.

01h10m
Newfound River [NH] Newfound lake to Bristol II-III+ 5.04 ft
-0.02 ft/hr
R0-
Lower Runnable

03h24m
North [NH] Nottingham to South Lee II 4.46 ft
-0.14 ft/hr
L8-
Below Recom.

00h55m
Ossipee [NH] Lake Ossipee to Kezar Falls, Maine I-II 4.00 ft
-0.00 ft/hr
L2-
Below Recom.

00h23m
Otter Brook [NH] East Sullivan to Otterbrook Park III-IV 198 cfs
+ 21 cfs/hr
L5-
Below Recom.

01h10m
Otter Brook [NH] Roxbury to Keene II 198 cfs
+ 21 cfs/hr
L5-
Below Recom.

01h10m
Peabody, W. Br. [NH] Chandler Brook (Great Gulf Wilderness) to Peabody R. V n/a

Peabody [NH] Route 16 to Gorham IV n/a

Pemigewasset, East Branch [NH] Franconia Falls to Woodstock. IV n/a

Pemigewasset, Hancock Branch [NH] Cheney Trail–East Branch Confluence V 4.35 ft
-0.01 ft/hr
L0-
Below Recom.

17h25m
Pemigewasset, North Fork. [NH] Ethan Pond–Franconia Falls IV-V 2.83 ft
+0.02 ft/hr
L0-
Below Recom.

01h10m
Pemigewasset [NH] 1) Upper Pemi V ~ 109 cfs
+ 3 cfs/hr
L7-
Below Recom.

01h12m
Pemigewasset [NH] 2) Indian Head–East Branch confluence II-IV 2.83 ft
+0.02 ft/hr
L6-
Below Recom.

01h10m
Pemigewasset [NH] 3) North Woodstock–Woodstock II 272 cfs
+ 8 cfs/hr
L4-
Below Recom.

01h10m
Pemigewasset [NH] 4) Woodstock–Campton I 272 cfs
+ 8 cfs/hr
R0-
Lower Runnable

01h10m
Pemigewasset [NH] 5) Ayers Island Dam (Bristol) to Coolidge II(III) n/a

Phillips Brook [NH] Milan III n/a

Piscataquog, North Branch [NH] Lake Horace to Everett Reservoir II-III+(IV) n/a

Piscataquog, South Branch [NH] 1) Upper—Francestown to New Boston II-III(IV) n/a

Piscataquog, South Branch [NH] 2) New Boston to Goffstown I-II n/a

Piscataquog [NH] Dave's Wave III 268 cfs
+ 10 cfs/hr
L7-
Below Recom.

01h10m
Piscataquog [NH] Goffstown II 4.41 ft
+0.03 ft/hr
L8-
Below Recom.

01h10m
Pond Brook [NH] Baker Pond to Wentworth IV-V 1.17 ft
+0.07 ft/hr
L7-
Below Recom.

01h10m
Rocky Branch [NH] Jericho Road and Rt. 302 IV-V 3.20 ft
+0.01 ft/hr
L0-
Below Recom.

00h55m
Saco - East Branch [NH] Route 302 at Lower Bartlett IV-V 3.20 ft
+0.01 ft/hr
L4-
Below Recom.

00h55m
Saco River [NH] 1.) Crawford Notch to Bartlett (along Hwy 302) III-IV 271 cfs
+ 5 cfs/hr
L8-
Below Recom.

00h55m
Saco River [NH] 2.) Conway Rips II n/a

Sawyer River [NH] Livermore V 271 cfs
+ 5 cfs/hr
L8-
Below Recom.

00h55m
Smarts Brook [NH] Thornton V 167 cfs
+ 16 cfs/hr
L3-
Below Recom.

01h10m
Smith [NH] 1) Route 104 to Cass Mill Road IV 2.74 ft
+0.01 ft/hr
L4-
Below Recom.

01h10m
Soucook River [NH] Near Concord, NH I-II n/a

Souhegan [NH] 1) Greenville to NH Rt. 101 Bridge II-III n/a

Souhegan [NH] 2) NH Rte. 101 Bridge to Wilton III n/a

Souhegan [NH] 3) Indian Ledges I-II(III) 245 cfs
0 cfs/hr
L9-
Below Recom.

01h10m
Stony Brook [NH] 1) Upper—Old Temple Road to Forest Road IV-V n/a

Stony Brook [NH] 2) Route 31 to Wilton III-IV n/a

Sugar [NH] North Newport to Rt 103 II(III) 5.43 ft
0.00 ft/hr
H0-
Above Recom.

27h09m
Suncook [NH] 1. Suncook dam to Center Barnstead I-II 5.30 ft
+0.03 ft/hr
U0-

01h10m
Suncook [NH] 2. Pittsfield to North Chichester I-II+(III) 5.30 ft
+0.03 ft/hr
R0-
Lower Runnable

01h10m
Swift [NH] 1. Bear Notch Road to Rocky Gorge I-III -13.50 ft
0.00 ft/hr
L0-
Below Recom.

17h27m
Swift [NH] 2. Rocky Gorge to Lower Falls II-III(IV) -0.04 ft
+0.01 ft/hr
L7-
Below Recom.

00h57m
Swift [NH] 3. Lower Falls to Darby Field sign IV(V) -0.51 ft
+0.03 ft/hr
L6-
Below Recom.

00h57m
Walker Brook [NH] Danbury IV 2.74 ft
+0.01 ft/hr
L4-
Below Recom.

01h10m
Warner [NH] Melvin Mills to Warner IV 1.02 ft
0.00 ft/hr
L9-
Below Recom.

01h10m
Wild Ammonoosuc [NH] 1. Picnic Area to Wildwood to Water Supply Dam II n/a

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

Wild [NH] Hastings to Gilead III-IV 4.53 ft
+0.06 ft/hr
R0-
Lower Runnable

00h44m
Winnipesaukee [NH] 1. Tilton Road to Riverfront Park I-II 994 cfs
-26 cfs/hr
R3-
Runnable

01h10m
Winnipesaukee [NH] 2. Cross Mill bridge road to Franklin (Lower Winni) III 994 cfs
-26 cfs/hr
R2-
Lower Runnable

01h10m
Winnipesaukee [NH] 3. Steven's mill dam to Odell Park (Bottom Winni) II n/a

Wonalancet [NH] Route 113A to Tamworth III ~ 0.12 ft
-0.01 ft/hr
R0-
Lower Runnable

00h40m