Table 6. Water resources of selected major rivers of the world
 

River	continent	Area, th.km 2	Length, km	Period of measurement	Water resources, km 3			Cv
					average	min	max
Amazon	S. America	6915	6280	1920-1985	6923	5790	8510	0.08
Gangas	Asia	1730	3000	1921-1985	1386	1212	1686	0.03
Congo	Africa	3680	4370	1920-1985	1320	1051	1775	0.10
Orinoco	S. America	1000	2740	1924-1992	1007	710	1380	0.15
Yangtze	Asia	1800	5520	1921-1985	1006	698	1401	0.14
La Plata	S. America	3100	4700	1904-1985	811	450	1860	0.26
Yenisei	Asia	2580	3490	1930-1985	618	454	730	0.08
Lena	Asia	2490	4400	1930-1987	539	412	649	0.11
Mississippi	N. America	2980	6420	1914-1988	510	280	877	0.23
Mekong	Asia	810	4500	1921-1985	505	374	610	0.12
Chutsyan	Asia	437	2130	1921-1985	430	197	612	0.17
Ob	Asia	2990	3650	1936-1995	404	275	589	0.15
Amur	Asia	1855	2820	1921-1993	360	215	540	0.20
Mackenzie	N. America	1790	5472	1948-1988	325	172	420	0.12
St.Lawrence	N. America	1030	3060	1877-1990	318	240	402	0.10
Niger	Africa	2090	4160	1920-1985	302	163	482	0.26
Volga	Europe	1380	3350	1882-1997	255	144	391	0.19
Columbia	N. America	668	1950	1878-1989	236	143	329	0.18
Magdalena	S. America	260	1530	1904-1990	226	170	304	0.08
Indus	Asia	960	3180	1921-1985	226	126	359	0.20
Danube	Europe	817	2860	1921-1988	225	140	327	0.18
Essequibo	S. America	155	970	1917-1985	203	82.8	282	0.15
Yukon	N. America	850	3000	1945-1988	196	83.5	325	0.25
Nile	Africa	2870	6670	1920-1985	161	94.8	248	0.15
Ogowe	Africa	210	850	1921-1985	159	102	209	0.15
Zambezi	Africa	1330	2660	1921-1985	154	80.9	257	0.19
Pechora	Europe	322	1810	1921-1987	137	100	181	0.12
Kolyma	Asia	647	2130	1930-1995	119	70.2	192	0.23
Fraser	N. America	233	1370	1912-1984	114	81.6	155	0.13
Sao-Francisko	S. America	623	2800	1929-1985	104	49.2	178	0.27
Godavari	Asia	314	1500	1921-1985	104	42.3	220	0.28
N.Dvina	Europe	357	744	1921-1987	102	56.0	145	0.18
Atrato	S. America	32.2	644	1921-1985	78.8	43.2	116	0.13
Neva	Europe	281	74	1921-1985	78.1	43.0	117	0.17
San Juan	S. America	21.5	430	1921-1985	70.7	37.7	97.6	0.14
Hwang Ho	Asia	745	4670	1921-1985	66.5	13.6	147	0.37
Rhone	Europe	99	810	1921-1986	65.1	27.0	93.0	0.21
Sanaga	Africa	135	860	1921-1985	64.4	29.4	99.0	0.15
Indigirka	Asia	360	1726	1930-1987	55.0	35.2	89.2	0.20
Krishna	Asia	256	1290	1921-1985	54.0	20.4	107	0.30
Dnepr	Europe	504	2200	1900-1986	53.2	21.0	92.0	0.27
Narmada	Asia	102	1300	1921-1985	46.8	14.9	85.9	0.31
Ebro	Europe	86.8	930	1921-1986	44.8	21.0	78.0	0.28
Volta	Africa	394	1600	1921-1985	38.5	1.36	94.5	0.51
Bio-Bio	S. America	24.3	380	1921-1985	38.4	15.8	82.8	0.27
Chari	Africa	880	1400	1921-1990	35.9	7.81	58.5	0.32
Elbe	Europe	148	1110	1921-1986	34.7	23.0	47.0	0.16
Parnaiba	S. America	325	1450	1928-1985	34.6	26.2	46.2	0.14
Loire	Europe	120	1110	1921-1986	33.7	11.0	56.0	0.31
Yana	Asia	238	872	1928-1988	30.9	13.4	48.2	0.23
Paraiba	S. America	59	800	1921-1985	28.9	13.0	50.0	0.32
Murray	Australia	3520	3490	1877-1988	24.2	1.20	129	0.73