Table 3 – Examples of extreme reservoir sedimentation rates
Reservoir
Sedimentation rate
Study period
Catchment area
Annual rainfall
(m3/km2/yr)
(km2)
(mm)
(1)
(2)
(3)
(4)
(5)
ASIA
Wu-Sheh (Taiwan) S
10,838
1957-58
205
—
9,959
1959-61
205
—
7274
1966-69
205
—
Shihmen (Taiwan) S
4366
1958-64
763
> 2000
Tsengwen (Taiwan) S
6300
1973-83
460
3000
Muchkundi (India)
1165
1920-1930?
67
—
NORTH AFRICA
El Ouldja (Algeria) W
7960 F
1948-49
1.1
1500
El Fodda (Algeria) W
5625 F
1950-52
800
555
3060 F
1932-48
800
555
Hamiz (Algeria) W
1300
1879-1951
139
—
El Gherza (Algeria)
615
1951-67
1300
35
577
1986-92
1300
35
NORTH AMERICA
Sweetwater (US)
10,599
1894-95
482
240
White Rock (US)
570
1923-28
295
870
Zuni (US) *
546
1906-1927
1290
250 to 400
Roosevelt (US)
438
1906-25
14,900
—
EUROPE
Saignon (France) *
25,714
1961-63
3.5
—
Saifnitz (Austria) *
6820
1876
4
—
Monte Reale (Italy) *
1927
1904-05
436
—
Wetzmann (Aust.) *
1852
1883-84
324
—
Pont-du-Loup (France) *
1818
1927-28
750
—
Pontebba (Austria)
1556
1862-80
10
—
Lavagnina (Italy)
784
1884-1904
26
1800
Roznov (Poland) S
398
1958-61
4885
600
Cismon (Italy)
353
1909-19
496
1500
Abbeystead (UK) *
308
1930-48
49
1300 to 1800
Porabka (Poland) S
288
1958-60
1082
600
AUSTRALIA
Quipolly NSW *
1143
1941-43
70
686
Pykes Creek VIC
465
1911-45
125
—
Umberumberka NSW
407
1961-64
420
220
Corona NSW *
400
1890-1910
15
—
Eildon VIC
381
1939-40
3885
—
Moore Creek NSW *
174
1911-24
51
674
Pekina Creek SA *
174
1911-44
136
340 to 450
Korrumbyn Creek NSW*
1400 (?)
1918-1924?
3
1699
S = Summer rainfall climate, W = Winter rainfall climate, F = Important flushing, * = fully-silted today, — = data not available. Reference : CHANSON (1998).
Sign up for our weekly news round-up!
Give your business an edge with our leading industry insights.