The following is a list of dams in Iwate Prefecture, Japan.

Name	Location	Opened	Height (metres)	Image
Akazawa Dam	39°29′55″N 140°46′15″E[1]
Appi Bosai Dam	40°0′53″N 140°56′3″E[1]
Arasawa No. 1 Dam	40°0′53″N 140°56′3″E	1972	38
Arasawa No.2 Dam	40°2′5″N 140°56′41″E[1]	1989	45.5
Arasawa No.3 Dam	40°2′40″N 140°57′32″E[1]	1960	22
Fudai Dam	39°59′50″N 141°54′10″E[1]		37.3
Gando Dam	39°49′37″N 141°22′24″E	1960	40
Gosho Dam	39°41′37″N 141°1′48″E	1981	52.5
Hayachine Dam	39°31′54″N 141°20′22″E	2000	73.5
Hinata Dam	39°17′35″N 141°47′51″E[1]		56.5
Hisanai Tameike Dam	39°18′6″N 141°39′38″E	1982	27
Ikatai Dam	40°0′52″N 141°7′59″E[1]		40
Irihata Dam	39°14′22″N 140°56′59″E[1]	1990	80
Isawa Dam	39°7′17″N 140°44′11″E	2013
Ishibane Dam	39°18′18″N 140°57′14″E[1]	1953	20.5
Ishibuchi Dam	39°6′48″N 140°54′13″E	1953
Iwasaki Nojo Tameike Dam	39°15′40″N 140°59′14″E	1938	24.2
Kanagoezawa Dam	38°50′36″N 141°23′37″E[1]	2005	43
Kemuyama Dam	39°36′58″N 141°5′56″E[1]		21.8
Koromogawa No.1 Dam	39°6′0″N 140°57′58″E[1]	1963	35.5
Koromogawa No.2 Dam	39°0′14″N 141°0′46″E	1971	34
Koromogawa No.3 Dam	39°1′23″N 141°2′1″E[1]		41
Koromogawa No.4 Dam	39°3′43″N 141°0′13″E[1]		33
Koromogawa No.5 Dam	39°0′34″N 141°3′48″E[1]		20.5
Kuzumaru Dam	39°30′45″N 141°3′11″E	1991	51.7
Neishi Dam	40°11′6″N 140°57′55″E[1]		41
Ono Dam	40°14′53″N 141°38′57″E[1]		26
Ohsawa Dam	39°35′13″N 141°44′38″E	1943	30.8
Oshida Dam	40°5′21″N 141°17′44″E[1]		63.7
Oshuku Dam	39°36′50″N 140°53′37″E[1]		17.5
Rentaki Dam	39°34′10″N 140°54′46″E[1]		37.7
Ryorigawa Dam	39°3′44″N 141°46′42″E	2000	43
Sannokai Dam	39°32′51″N 141°3′53″E	2001	61.5
Senganishi Dam	39°13′29″N 141°0′31″E	1934	31.3
Senmatsu Dam	38°48′3″N 141°24′48″E[1]		26.8
Setsukinai Dam	40°6′51″N 141°29′36″E[1]		38.5
Shijushida Dam	39°45′10″N 141°8′54″E	1968	50
Sorihikizawa Tameike Dam	39°12′51″N 141°0′36″E	1935	23.5
Sotomasuzawa Dam	39°36′49″N 140°58′12″E[1]		22.5
Sotoyama Dam	39°46′32″N 141°17′1″E[1]		33
Taki Dam	40°9′5″N 141°43′24″E[1]		70
Takou Dam	39°9′20″N 141°42′7″E	2006	77
Tase Dam	39°20′35″N 141°19′7″E[1]	1954	81.5
Tokitosawa Tameike Dam	39°20′24″N 140°57′52″E	1988	16
Tono Dam	39°18′22″N 141°32′7″E[1]	1957	26.5
Tono No.2 Dam	39°19′7″N 141°31′47″E	2010	23.1
Toyosawa Dam	39°28′50″N 140°58′27″E[1]	1961	59.1
Tsunatori Dam	39°42′40″N 141°12′18″E[1]	1982	59
Yabitsu Dam	39°36′56″N 141°0′35″E[1]	1981	33.5
Yanagawa Dam	39°40′22″N 141°15′46″E		77.2
Yuda Dam	39°18′6″N 140°53′6″E	1964	89.5
Yukiyagawa Dam	40°17′28″N 141°31′0″E[1]	1977	28.4
Wakayanagi Dam

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