South Santiam River

Streamflow Hydrology Weather


South Santiam River Levels

June 15 2024

5,885 ACRE-FT

Discharge Volume Today
+106.0 cfs (+3.7%) since yesterday
71.84% of normal Low

Total streamflow across the South Santiam River was last observed at 2,967 cfs, and is expected to yield approximately 5,885 acre-ft of water today; about 72% of normal. Average streamflow for this time of year is 4,130 cfs, with recent peaks last observed on 2019-04-12 when daily discharge volume was observed at 53,930 cfs.

Maximum discharge along the river is currently at the South Santiam River At Waterloo reporting a streamflow rate of 1,350 cfs. However, the streamgauge with the highest stage along the river is the South Santiam River Near Foster with a gauge stage of 10.61 ft. This river is monitored from 3 different streamgauging stations along the South Santiam River, the highest being situated at an altitude of 777 ft, the South Santiam River Below Cascadia.

Last Updated 2024-06-15
Streamflow 2,967.0 cfs
Percent of Normal 71.84%
Maximum 53,930.0 cfs
2019-04-12

About the south santiam river


The South Santiam River is located in the state of Oregon, USA. It is 66 miles in length and is a tributary of the Santiam River. The river has a long history of supporting agricultural communities along its length, such as the Sweet Home area, which was known for its logging and milling industries. The river is also known for its hydroelectric power generation, with several dams and reservoirs along its course. The Green Peter and Foster dams are two of the largest reservoirs on the river, providing water for irrigation and recreation opportunities. Recreational activities such as fishing, camping, and hiking are popular along the South Santiam River, making it a popular destination for outdoor enthusiasts.

Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
South Santiam River Below Cascadia
USGS 14185000
317 cfs 3.1 ft -7.04
South Santiam River Near Foster
USGS 14187200
1300 cfs 10.61 ft 0.78
South Santiam River At Waterloo
USGS 14187500
1350 cfs 3.32 ft 9.76

Peak Annual Discharge

South Santiam River Maximum Total Discharge

Seasonal Comparison

South Santiam River Year Over Year Discharge


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