Country=	Brasil
Station=	Tres Marias
River=	Sao Manoel
Area=	137485 km2
Lat=	-7.63
Lon=	-57.88
Source=	ANEEL
PointID=	37
Area Units=	km2
Discharge Units=	m3/sec
Starting Year=	1975
Ending Year=	1989
Total Years=	15
Total Usable Years=	13

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Avg Annual
1975	2124	1935	2547	1981	1114	775	646	503	429	484	624	2610	1314.33
1976	3714	5423	6750	6211	4721	2803	1628	1127	1001	1405	2164	3581	3377.33
1977	5242	6475	6361	5720	4850	3530	1991	1289	1177	1875	2577	4002	3757.42
1978	8408	6795	10365	8050	6131	3974	2376	1640	1370	1648	2276	4092	4760.42
1979	6470	9125	9515	7540	4579	2770	1789	1350	1451	1411	1869	2183	4171
1980	4562	7801	9841	7147	3990	2403	1661	1258	1182	1420	1777	2940	3831.83
1981	5586	6665	6378	6895	4282	2284	1511	1191	1046	1173	2122	3540	3556.08
1982	6049	8428	8607	7362	5528	2942	1932	1387	1463	1605	1704	2236	4103.58
1983	4033	-9999	-9999	6215	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999
1984	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999
1985	6407	7064	7243	7611	6187	2906	1845	1346	1188	1315	2049	2881	4003.5
1986	6274	7742	7475	6698	4763	2634	1667	1326	1323	1904	2267	2969	3920.17
1987	4745	5961	6790	5765	3737	2147	1385	1067	988	993	1572	3436	3215.5
1988	5372	6507	9031	8102	5458	3082	1773	1300	1058	1222	1824	3986	4059.58
1989	6170	8212	8795	7988	6216	3189	2106	1573	1318	1637	2509	5123	4569.67

Avg	5368.29	6779.46	7669.08	6663.21	4735.08	2726.08	1716.15	1258.23	1153.38	1391.69	1948.77	3352.23	3741.57

Std Dev	1454.21	1720.49	1977.67	1516.99	1309.98	738.07	396.61	265.08	261.02	365.23	481.31	799.24	812.62