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STANISLAUS RIVER - NEW MELONES RESERVOIR (NMSC1)

Latitude: 37.96º N	Longitude: 120.52º W	Elevation: 1400 Feet
Location: Calaveras County in California		Bulletin Group: San Joaquin		River Group: San Joaquin

Issuance Time:

Jul 13, 2025 at 9:15 AM PDT

Please Note:

Flow data on this product are unregulated / full natural flow.

Historical Flows

Water Year Seasonal (Apr-Jul)

Year		Annual Flow	3-Year Mean
1961	-283996800000	408.0
1962	-252460800000	984.2
1963	-220924800000	1286.5	892.9
1964	-189388800000	614.6	961.8
1965	-157766400000	1718.8	1206.6
1966	-126230400000	709.3	1014.2
1967	-94694400000	1906.1	1444.7
1968	-63158400000	666.0	1093.8
1969	-31536000000	2211.6	1594.6
1970	0000	1318.7	1398.8
1971	31536000000	1090.4	1540.3
1972	63072000000	784.1	1064.4
1973	94694400000	1346.3	1073.6
1974	126230400000	1568.0	1232.8
1975	157766400000	1447.6	1454.0
1976	189302400000	329.8	1115.1
1977	220924800000	145.2	640.9
1978	252460800000	2757.7	1077.6
1979	283996800000	1079.0	1327.3
1980	315532800000	1743.1	1859.9
1981	347155200000	555.0	1125.7
1982	378691200000	2250.2	1516.1
1983	410227200000	2749.7	1851.6
1984	441763200000	1578.7	2192.8
1985	473385600000	691.2	1673.2
1986	504921600000	1867.5	1379.1
1987	536457600000	341.0	966.5
1988	567993600000	322.8	843.7
1989	599616000000	656.2	440.0
1990	631152000000	453.6	477.5
1991	662688000000	506.6	538.8
1992	694224000000	432.3	464.2
1993	725846400000	1355.1	764.7
1994	757382400000	434.1	740.5
1995	788918400000	2248.2	1345.8
1996	820454400000	1488.3	1390.2
1997	852076800000	1889.9	1875.4
1998	883612800000	2082.9	1820.3
1999	915148800000	1430.1	1800.9
2000	946684800000	1203.9	1572.3
2001	978307200000	577.1	1070.4
2002	1009843200000	851.0	877.3
2003	1041379200000	998.2	808.8
2004	1072915200000	772.8	874.0
2005	1104537600000	1725.5	1165.5
2006	1136073600000	2222.4	1573.6
2007	1167609600000	585.2	1511.0
2008	1199145600000	674.8	1160.8
2009	1230768000000	1017.1	759.0
2010	1262304000000	1100.4	930.7
2011	1293840000000	2260.6	1459.4
2012	1325376000000	625.0	1328.7
2013	1356998400000	624.2	1169.9
2014	1388534400000	378.2	542.5
2015	1420070400000	332.7	445.0
2016	1451606400000	1069.1	593.3
2017	1483228800000	3096.5	1499.4
2018	1514764800000	970.0	1711.9
2019	1546300800000	1931.9	1999.5
2020	1577836800000	684.6	1195.5
2021	1609459200000	357.2	991.2
2022	1640995200000	674.2	572.0
2023	1672531200000	2532.1	1187.8
2024	1704067200000	1086.0	1430.8
2025	1735689600000	780.2	1466.1

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ067)

Tonight: Clear. Lows 64 to 74. Prevailing west winds up to 10 mph in the evening becoming light.

Monday: Sunny. Highs 91 to 101. Light winds becoming west up to 10 mph in the afternoon.

Monday Night: Clear. Lows 62 to 72. Prevailing west winds up to 10 mph in the evening becoming light.

Tuesday: Sunny. Highs 86 to 96. Light winds becoming southwest up to 10 mph in the afternoon.

Tuesday Night: Clear, cooler. Lows 56 to 68. Prevailing southwest winds up to 10 mph in the evening becoming light.

Wednesday: Sunny. Highs 82 to 92.

Wednesday Night: Clear. Lows 57 to 66.

Thursday through Sunday: Clear. Highs 83 to 97. Lows 57 to 69.

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