Tallest Dams in Arizona

Arizona has 374 dams with recorded heights. The tallest is Glen Canyon Dam at 710 feet. Taller dams impound more water and carry greater potential energy, which is why height is a key factor in hazard classification and inspection requirements.

#	Dam	County	Height (ft)	Type	Purpose	Hazard	Year
1	Glen Canyon Dam	Coconino	710	Concrete	Hydroelectric	High	1963
2	New Waddell Dam	Maricopa	440	Rockfill	Flood Risk Reduction	High	1992
3	1 West	Graham	400	Earth	Tailings	Low
4	Theodore Roosevelt Dam	Maricopa	357	Masonry	Hydroelectric	High	1911
5	Sierrita	Pima	350	Earth	Tailings	High
6	Parker Dam	La Paz	320	Concrete	Hydroelectric	High	1938
7	Bartlett Dam	Maricopa	309	Buttress	Water Supply	High	1939
8	3 West	Graham	307	Earth	Tailings	Low
9	Horse Mesa Dam	Maricopa	305	Concrete	Hydroelectric	High	1927
10	Alamo Dam	Mohave	283	Earth	Flood Risk Reduction	High	1968
11	Coolidge	Gila	250	Concrete	Irrigation	High	1931
12	4 West	Graham	226	Earth	Tailings	High
13	Silver Basin 1	Graham	225	Earth	Tailings	Significant
14	Mormon Flat Dam	Maricopa	224	Concrete	Hydroelectric	High	1926
15	Stewart Mountain Dam	Maricopa	210	Concrete	Hydroelectric	High	1930
16	Horseshoe Dam	Maricopa	202	Rockfill	Irrigation	High	1946
17	Mineral Park Tailings Dam	Mohave	200	Earth	Tailings	Significant
18	Davis Dam	Mohave	200	Earth	Hydroelectric	High	1950
19	Number 7	Pima	189	Earth	Tailings	High
20	Painted Rock Dam - Saddle Dike 1	Maricopa	181	Earth	Flood Risk Reduction	High	1960
21	C.c. Cragin Dam	Coconino	170	Concrete	Hydroelectric	High	1964
22	Lake Patagonia	Santa Cruz	157	Earth	Recreation	High	1968
23	D Tailings	Pinal	150	Earth	Tailings	Significant
24	Ab-bc	Pinal	150	Earth	Tailings	High
25	Whitlow Ranch Dam - Saddle Dike 1	Pinal	149	Earth	Flood Risk Reduction	High	1959
26	Blue Canyon	Apache	142	Rockfill	Water Supply	High	1984
27	Elgo	Graham	133	Earth	Recreation	High	1979
28	2 West	Graham	125	Earth	Tailings	Low
29	Cave Creek	Maricopa	120	Multi-Arch	Flood Risk Reduction	Low	1923
30	Cave Buttes	Maricopa	118	Earth	Flood Risk Reduction	High	1980
31	Schoens	Navajo	118	Rockfill	Flood Risk Reduction	High	1988
32	Gold Gulch #2	Gila	116	Rockfill	Other	Significant	1982
33	Inlet Control Structure	Pinal	116	Earth	Flood Risk Reduction	Significant	2008
34	Frye Mesa	Graham	107	Arch	Water Supply	High	1929
35	Gold Gulch 1a	Gila	106	Rockfill	Flood Risk Reduction	Significant	1995
36	Main Pls	Pinal	106	Earth	Other	Significant	2008
37	Willow Creek	Yavapai	99	Arch	Irrigation	High	1936
38	Lone Pine	Navajo	98	Earth	Flood Risk Reduction	Low	1936
39	Granite Creek	Yavapai	98	Arch	Irrigation	High	1920
40	Lower Chase Creek	Greenlee	94	Roller-Compacted Concrete	Other	High	1987
41	Adobe	Maricopa	89	Earth	Flood Risk Reduction	High	1982
42	Lynx Lake	Yavapai	89	Rockfill	Fish and Wildlife Pond	High	1962
43	Chevelon Canyon	Coconino	84	Rockfill	Fish and Wildlife Pond	Low	1966
44	Camp Dyer Diversion	Maricopa	81	Gravity	Irrigation	Low	1926
45	Jaques	Navajo	81	Earth	Other	High	1953
46	Parker Canyon	Cochise	80	Earth	Recreation	High	1962
47	Willow Springs	Coconino	80	Rockfill	Recreation	Low	1970
48	Cholla Fly Ash Pond	Navajo	80	Earth	Other	High	1978
49	Fool Hollow	Navajo	78	Rockfill	Recreation	High	1956
50	Pena Blanca	Santa Cruz	78	Rockfill	Fish and Wildlife Pond	High	1958

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