Flood Control Dams in New York

New York has 111 flood control dams, of which 65 carry a high hazard classification. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate.

#	Dam	County	Height (ft)	Hazard	Condition	Year
1	Mount Morris Dam	Livingston	249	High	Not Available	1952
2	Arkport Dam	Steuben	131	High	Not Available	1940
3	East Sidney Dam	Delaware	130	High	Not Available	1950
4	Whitney Point Dam	Broome	95	High	Not Available	1942
5	Almond Dam	Steuben	90	High	Not Available	1949
6	Mill Brook Site 2 Dam	Chenango	87	High	Poor	1986
7	Brandywine Creek Site 1 Dam	Broome	76	High	Satisfactory	1995
8	Watervliet Upper Dam	Albany	72	High	Satisfactory	1912
9	Newtown Hoffman Site 18 Dam	Chemung	71	High	Fair	1978
10	Newtown Hoffman Site 12e Dam	Chemung	71	High	Satisfactory	1989
11	Virgil Creek Watershed Floodwater Dam	Tompkins	70	High	Satisfactory	1998
12	Nanticoke Creek Site 7a Dam	Broome	67	High	Satisfactory	1981
13	Onondaga Dam	Onondaga	67	High	Satisfactory	1949
14	Patterson Brixius Grey Watershed 1 Dam	Broome	65	High	Satisfactory	1966
15	Conewango Creek Site 19 Dam	Cattaraugus	65	High	Fair	1971
16	Beecher Creek Flood Control Dam	Chemung	63	High	Poor	1999
17	Batavia Kill Watershed Dam #3	Greene	63	High	Satisfactory	1970
18	Finch Hollow Site 1 Dam	Broome	62	High	Satisfactory	1973
19	Lake Ridge Dam	Albany	60	Significant	Not Rated
20	Little Choconut Site 2c Dam	Broome	59	High	Satisfactory	1968
21	Little Choconut Site 2e Dam	Broome	58	High	Satisfactory	1968
22	Nanticoke Creek Site 10 Dam	Broome	58	High	Satisfactory	1979
23	Nanticoke Creek Site 13 Dam	Broome	57	High	Satisfactory	1967
24	Finch Hollow Site 2 Dam	Broome	57	High	Satisfactory	1973
25	Conewango Creek Site 33 Dam	Chautauqua	57	High	Fair	1974
26	Batavia Kill Watershed Dam #4a	Greene	57	High	Satisfactory	1967
27	Little Choconut Site 2b Dam	Broome	56	High	Satisfactory	1968
28	Finch Hollow Site 3c Dam	Broome	54	High	Satisfactory	1966
29	Ischua Creek Watershed Dam #5	Cattaraugus	54	High	Fair	1961
30	Higinbotham Brook Watershed Dam	Madison	53	High	Satisfactory	1978
31	Newtown Hoffman Site 5a Dam	Chemung	52	High	Satisfactory	1999
32	Mill Brook Site 1 Dam	Chenango	52	High	Fair	1979
33	Ischua Creek Watershed Dam #4	Cattaraugus	51	High	Fair	1961
34	Conewango Creek Site 16 Dam	Cattaraugus	51	High	Fair	1964
35	Conewango Creek Site 1 Dam	Cattaraugus	48	High	Fair	1969
36	Conewango Creek Site 3 Dam	Chautauqua	47	Significant	Poor	1978
37	Newtown Hoffman Site 1 Dam	Chemung	46	High	Satisfactory	1976
38	Clarks Creek Dam	Chenango	46	High	Satisfactory	1974
39	Nanticoke Creek Site 7b Dam	Tioga	44	High	Satisfactory	1970
40	Conewango Creek Site 9a Dam	Chautauqua	43	High	Fair	1972
41	Nanticoke Creek Site 9e Dam	Broome	42	High	Not Rated	1967
42	Conewango Creek Site 16a Dam	Cattaraugus	42	High	Fair	1970
43	Ischua Creek Watershed Dam #2	Cattaraugus	42	High	Satisfactory	1961
44	Nanticoke Creek Site 8 Dam	Broome	41	High	Satisfactory	1970
45	Conewango Creek Site 6 Dam	Chautauqua	41	Significant	Not Rated	1971
46	Conewango Creek Site 13 Dam	Cattaraugus	39	Significant	Not Rated	1982
47	Pelto Dam	Tioga	39	High	Poor	1955
48	Ischua Creek Watershed Dam #3	Cattaraugus	38	Significant	Satisfactory	1966
49	Nanticoke Creek Site 9a Dam	Broome	37	High	Satisfactory	1965
50	Ed Pylkas Dam	Tioga	37	High	Poor	1955
51	Beaver Brook Site #1 Dam	Herkimer	36	High	Poor	2002
52	Little Choconut Site 1a Dam	Broome	35	High	Fair	1969
53	Nanticoke Creek Site 9c Dam	Broome	33	High	Fair	1967
54	Little Choconut Site 2a Dam	Broome	33	High	Satisfactory	1968
55	Walmart Detention Pond A Dam	Schoharie	31	Low	Not Rated
56	Patterson Brixius Grey Watershed 2 Dam	Broome	30	High	Satisfactory	1973
57	Fourth Street East Impoundment Dam	Jefferson	29	Low	Not Rated	1987
58	Doubletree Subdivision Dam	Onondaga	28	Significant	Poor	1991
59	Watervliet Lower Dam	Albany	27	High	Satisfactory	1912
60	Ischua Creek Watershed Dam #1	Cattaraugus	27	High	Fair	1964
61	Lehigh Valley Dam	Seneca	26	Low	Not Rated	1895
62	Upper Larchmont Road Dam	Chemung	25	High	Poor	2005
63	Mckinley Mall Retention Pond Dam	Erie	25	High	Poor	1985
64	Mirror Lake Dam	Herkimer	25	High	Fair
65	Simone/popolozo/ragozzino Dam	Otsego	24	Low	Not Rated
66	Bowman Ave Dam	Westchester	22	Significant	Poor	1941
67	West Albany Storm Retention Basin A Dam	Albany	21	Significant	Satisfactory	1980
68	Allen Street Detention Pond Dam	Chautauqua	21	Significant	Not Rated
69	Ibm Corp Technical Institute Dam	Westchester	21	Significant	Satisfactory	1985
70	Lisha Kill Dam	Albany	20	Significant	Poor	1923
71	Lesky Road Flood Control Dam	Chemung	20	Low	Not Rated
72	Round Pond Creek Dam	Monroe	20	High	Satisfactory	1977
73	South Hill Pond Dam	Tompkins	20	Significant	Satisfactory
74	Allen's Creek East Branch Drainage Project Dam	Monroe	19	Low	Not Rated	1995
75	Mamaroneck Reservoir Dam	Westchester	19	High	Poor	1928
76	English Road Detention Facility Dam	Monroe	18	High	Satisfactory	1978
77	Palmers Pond Dam	Broome	17	High	Satisfactory	1982
78	Quackenderry Creek Dam	Rensselaer	17	High	Satisfactory	2002
79	Schwartz Estate Pond Dam 6	Rockland	17	Significant	Poor
80	Wayland Reservoir Dam	Steuben	16	Low	Not Rated	1948
81	Sullivan Park Detention Dam	Steuben	16	Significant	Satisfactory	1982
82	Leeward Lake Dam	Wayne	16	Significant	Not Rated
83	Monte Shields Farm Pond Dam	Cattaraugus	15	Low	Not Rated	1955
84	Walmart Detention Pond D Dam	Oneida	15	Low	Not Rated	1995
85	Southern Hills Detention Pond Dam	Monroe	14	Significant	Poor	1988
86	Rotterdam Square Impoundment Dam	Schenectady	14	Low	Not Rated	1987
87	Broome Corporate Park Pond Dam #2	Broome	13	High	Satisfactory	1986
88	East Br Cazenovia Creek Legion Dam	Erie	13	Low	Not Rated	1960
89	Brookville Subdivision Dam	Monroe	13	Significant	Not Rated	1990
90	Larkin Creek Dam	Monroe	13	High	Satisfactory	1977
91	Maiden Lane Detention Pond Dam	Monroe	13	Significant	Satisfactory	1983
92	Mud Creek Flood Control Dam	Oneida	13	Low	Not Rated
93	Glencliff Road Detention Basin Dam	Onondaga	13	Significant	Satisfactory	1977
94	Velasko Road Detention Basin Dam	Onondaga	13	High	Satisfactory	1980
95	Grasse River Dam	St. Lawrence	13	Low	Not Rated	1881
96	Central Nyack Dam	Rockland	12	High	Satisfactory	2012
97	Forest Lake Dam	Westchester	12	High	Satisfactory	1996
98	Willow Pond Dam	Monroe	11	Significant	Satisfactory	1973
99	High Mountain Retention Basin Dam	Chemung	10	Low	Not Rated
100	Willow Stream Dam	Onondaga	10	Significant	Satisfactory	1997

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