Navigation Dams in New York

New York has 56 navigation dams, of which 28 carry a high hazard classification. The dam maintains water levels sufficient for boat and barge traffic, supporting commercial or recreational navigation on the waterway.

#	Dam	County	Height (ft)	Hazard	Condition	Year
1	Delta Dam	Oneida	106	High	Fair	1912
2	Deruyter Dam	Onondaga	68	High	Satisfactory	1863
3	Eaton Brook Reservoir Dam	Madison	58	High	Poor	1893
4	Lake Moraine Dam	Madison	56	High	Poor	1836
5	Erieville Reservoir Dam	Madison	55	High	Fair	1850
6	Jamesville Reservoir Dam	Onondaga	53	High	Poor	1874
7	Lock 32 Dam Erie Canal	Monroe	40	High	Poor	1908
8	North Lake B Dam	Herkimer	35	High	Not assessed	1850
9	Lock E-4 Embankment Dam	Saratoga	34	High	Not assessed	1915
10	Sluice Gate E-6 Parking Lot Dam	Saratoga	33	High	Satisfactory	1918
11	Sand Lake Dam	Herkimer	30	Low	Not assessed	1901
12	Dam at Lock E 26	Wayne	28	Low	Not assessed	1910
13	North Lake C Dam	Herkimer	27	High	Satisfactory	1850
14	Albion Waste Gate & Weir Dam	Orleans	26	Significant	Not assessed	1911
15	Lock E-5 Spillway Dam	Saratoga	26	High	Satisfactory	1918
16	Woodhull Lake Dam	Herkimer	25	High	Satisfactory	1853
17	Utica Harbor Dam	Oneida	24	Low	Not assessed	1912
18	Lock C-1 Dam at Waterford	Saratoga	24	Low	Not assessed	1912
19	Adams Basin Waste Weir Dam	Monroe	23	High	Not assessed	1918
20	Maybees Waste Weir Dam	Niagara	21	High	Not assessed	1918
21	Troy Lock and Dam 1	Albany	20	Significant	Not assessed	1915
22	MUD Lock C&s Canal Dam	Cayuga	20	High	Poor	1912
23	Lock E-10 Dam at Cranesville	Montgomery	20	Significant	Not assessed
24	Lock E-11 Dam at Amsterdam	Montgomery	20	Significant	Not assessed	1910
25	Lock E-12 Dam at Tribes Hill	Montgomery	20	Significant	Not assessed	1910
26	Lock E-9 Dam at Rotterdam Jct	Schenectady	20	Significant	Not assessed
27	Brockport Waste Weir Dam	Monroe	19	High	Not assessed
28	S. Greece Waste Weir Dam	Monroe	19	High	Poor	1918
29	Cartersville Spillway Dam	Monroe	18	High	Not assessed	1918
30	Lock E-14 Dam at Canajoharie	Montgomery	18	Significant	Not assessed	1910
31	Lock E-13 Dam at Fonda-fultonville	Montgomery	18	Significant	Not assessed	1910
32	Lock E-15 Dam at Fort Plain	Montgomery	18	Significant	Not assessed	1910
33	Hawkinsville Dam	Oneida	18	Low	Not assessed	1915
34	Eagle Harbor Waste Weir Dam	Orleans	18	High	Not assessed	1918
35	Lock E-3 Spillway Bypass Dam	Saratoga	18	High	Satisfactory	1918
36	Bushnells Basin Sluice Gate Dam	Monroe	17	High	Not assessed	1918
37	Spencerport Waste Weir Dam	Monroe	17	High	Not assessed	1918
38	Middleport Waste Weir Dam	Niagara	17	High	Not assessed	1918
39	Halls Waste Weir Dam	Niagara	17	High	Not assessed	1918
40	Lock C-9 Dam	Washington	17	Low	Not assessed	1907
41	Watsons Waste Weir Dam	Niagara	16	Low	Not assessed	1918
42	Brockville Waste Weir Dam	Orleans	16	Significant	Not assessed	1918
43	Lock E-8 Dam at Scotia	Schenectady	16	Low	Not assessed	1910
44	Northumberland Dam	Washington	16	Low	Not assessed	1870
45	Harrison Spillway Dam	Wayne	16	High	Poor	1918
46	North Lake a Dam (spillway)	Herkimer	15	Low	Not assessed	1850
47	Fairport Spillway Dam	Monroe	15	High	Not assessed
48	Holley Waste Weir Dam	Orleans	15	Low	Not assessed	1918
49	Caughdenoy Dam	Oswego	15	Low	Not assessed	1909
50	Thompson Island Dam	Saratoga	15	Low	Not assessed	1910
51	Spillway E-2 Bypass Dam	Saratoga	15	High	Satisfactory	1918
52	Lock C-11 Dam	Washington	15	Significant	Satisfactory	1910
53	Movable Dam at Mays Point	Seneca	10	Low	Not assessed	1915
54	Carthage State Dam	Jefferson	8	Low	Not assessed	1854
55	Movable Dam at Herkimer	Herkimer	6	Significant	Not assessed	1915
56	Movable Dam at Rocky Rift	Herkimer	6	Significant	Not assessed	1926

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