[Back]  [Dams in Japan]

Dam table [U]


Name of dam Prefecture Dam type Purpose Height FY Completed
Ubagahora Tameike Gifu
E
A
20.0
1964
Ubakochikami Dam Yamaguchi
E
A
15.0
1918
Ubaranai Dam Hokkaido
R
A
40.5
2000
Ubemaruyama Dam (Re) Yamaguchi
G
WI
32.0
1978
Uchiage Choseichi Gifu
E
AWI
29.7
1987
Uchiage Dam Saga
R
A
36.1
1992
Uchigatani Dam Gifu
G
FN
84.2
2023
Uchikawa Dam Ishikawa
G
FNWP
81.0
1974
Uchimura Dam Nagano
G
FNW
51.3
1985
Uchinokura Dam Niigata
HG
FAWP
82.5
1973
Uchinomi Dam (Pre) Kagawa
GF
FW
21.0
1958
Uchinomi Dam (Re) Kagawa
G
FNW
43.0
2013
Uchitani Dam Kumamoto
R
P
64.0
1975
Uchiya-ike Shizuoka
E
A
15.0
明治
Uchiyami Dam Nagasaki
E
A
17.9
1969
Uematsu Tameike Nagasaki
E
A
17.7
1914
Uennai Dam (Re) Hokkaido
E
A
26.8
1978
Ueno Dam Gunma
G
P
120.0
2005
Ueno Tameike Shimane
R
A
15.0
1964
Uenokawati Dam Fukuoka
E
A
20.0
1969
Uga Dam Hiroshima
G
P
31.5
1959
Uguigawa Dam Hokkaido
E
A
21.1
1986
Ukan-ike Okayama
E
A
26.0
1928
Ukawa Dam Niigata
R
FN
55.0

Uku Dam Nagasaki
E
A
29.4
1981
Umagajo Dam Aichi
G
W
16.6
1933
Umagami Tameike Yamagata
E
A
24.8
1986
Umenoki Dam Nagasaki
E
A
33.4
1976
Unazuki Dam Toyama
G
FWP
97.0
2000
Uneyama-ohike Hiroshima
E
A
16.9
1947
Uno-ike Kagawa
E
A
15.1
1976
Uogahana-ike Oita
E
A
17.0
1962
Uokiri Dam Hiroshima
G
FNWP
79.8
1981
Ura-ike Tokushima
G
FA
19.0
1966
Urakami Dam (Pre) Nagasaki
G
FW
18.5
1945
Urakami Dam (Re) Nagasaki
G
FNW
21.8

Urakawa Dam Hokkaido
G
FN
42.1
1999
Uranokawa Dam Nagasaki
G
A
35.9
1993
Urayama Dam Saitama
G
FNWP
156.0
1998
Urayama-ike Niigata
E
A
15.0
1950
Urazoko Dam Okinawa
E
A
15.0
1957
Ure Dam Aichi
G
AWI
65.0
1958
Urita Dam Miyazaki
G
FN
42.0
1998
Urushizawa Dam Miyagi
R
FNWIP
80.0
1980
Uryu Doentei Earth-fill Dam Hokkaido
E
P
22.0
1943
Uryu No.2 Dam Hokkaido
G
P
35.7
1943
Uryu-ko Chiba
E
A
15.0
1951
Ushigasako-ike Yamaguchi
E
A
25.6
1914
Ushikubi Dam Fukuoka
R
FN
52.7
1991
Ushimagusa Dam Gunma
E
A
27.8
1955
Ushino Dam Miyagi
R
A
21.4
1972
Ushinoikeda Dam Kochi
E
A
20.0
1965
Ushirodani Dam Niigata
E
A
27.0
2008
Ushirodani Dam Niigata
G
WP
20.3
1968
Ushirogawachi Dam Saga
R
A
42.2
1992
Ushiroyama Tameike Gifu
E
A
19.9
1951
Ushirozawa Tameike Yamanashi
E
A
22.7
1939
Ushiuchi Dam Hyogo
G
FNW
59.0
1997
Usogawa Dam Shiga
R
FN
56.0
1979
Usunaka Dam Toyama
R
FA
68.9
1993
Utanokawa Dam Yamaguchi
G
FA
44.0
1980
Utena Dam Ehime
G
FNW
42.3
1991
Utsubo Dam Gifu
G
P
25.5
1953
Utsudo-ohike Hiroshima
E
A
19.3
1943
Utsui Dam Yamaguchi
E
A
41.2
1990
Utsui No.1 Dam Yamaguchi
E
W
21.2
1906
Utsui No.2 Dam Yamaguchi
E
W
23.6
1928
Uwada Dam Fukushima
G
P
34.0
1954
Uwanodaira No.1Tameike Gifu
E
A
17.0
1925
Uyu No.1 Dam Hokkaido
G
P
45.5
1943
Uzura Dam Hokkaido
R
A
52.2
2001

Notes:
1. Dam purposes are abbreviated as follows:
A: Agricultural irrigation   F: Flood control   I: Water supply for industry   N: Non-specified, river flow maintenance
P: Hydropower   R: Recreation   S: Snow melting &removing   W: Water supply

2. Dam types are abbreviated as follows:
A: Arch   B: Buttress   CSG: Trapezoidal CSG   E: Earthfill   FA: Asphalt face fill   FC: Asphalt core fill   G: Gravity
GF: Gravity concrete & fill dam (compound)   HG: Hollow gravity   MA: Multi-arch   R: Rockfill

3. The fiscal year (FY) in Japan is from April 1 to March 31 of the following year.

[Back]  [Dams in Japan]