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Santa Maria River in Arizona

River50.7 mi
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Around here

Around Santa Maria River

Upper Burro Creek Wilderness19.8 miTres Alamos Wilderness20.7 mi10 mi

Data Source: Recreation.gov · Public land: USGS PAD-US

About this river

Santa Maria River is a 50.7 mile river. Streamflow is measured at the USGS gauge Santa Maria River near Bagdad, AZ (site 09424900). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1966 to 2025

Santa Maria River typically runs highest in March, at a median 11 cfs, and lowest in January, at 0.0 cfs. The highest flow on record for any single day is 8,410 cfs, in 1979.

Show the numbers
Typical flow by month at Santa Maria River near Bagdad, AZ, in cfs
MonthTypical (cfs)Usual range (cfs)
January0.00.0 to 28
February3.00.0 to 87
March110.0 to 117
April0.10.0 to 21
May0.00.0 to 0.0
June0.00.0 to 0.0
July0.00.0 to 0.0
August0.00.0 to 0.0
September0.00.0 to 0.0
October0.00.0 to 0.0
November0.00.0 to 0.0
December0.00.0 to 0.0

Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 56 years of record. Statistics published by the US Geological Survey for Santa Maria River near Bagdad, AZ (site 09424900). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

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This river section as an art print, drawn over the real terrain with its miles, plus the trails, roads and peaks around it. Pick the colors and the size, and see the finished print before you buy. From $39, shipping included.

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