Sacramento River A Freeport CA: flow right now vs. normal
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—flow right now
—of typical for this month
—gage height
The Sacramento River A Freeport CA gauge has averaged 22,225 cfs over 67 years of monthly records. Flow is usually highest in February (36,907 cfs) and lowest in October (11,789 cfs).
Typical flow by month
Highest in February (36,907 cfs), lowest in October (11,789 cfs).
Key figures
- Average flow
- 22,225 cfs
- Highest peak on record
- 117,000 cfs
- Year of that peak
- 1986
- Drainage area
- —
- Years of records
- 67
- Gauge elevation
- —
- River
- —
- County
- Sacramento
- State
- California
Monthly numbers
| Month | Average | Median | Lowest | Highest |
|---|---|---|---|---|
| Jan | 31,488 cfs | 20,900 cfs | 5,980 cfs | 85,200 cfs |
| Feb | 36,907 cfs | 32,600 cfs | 7,270 cfs | 80,950 cfs |
| Mar | 35,245 cfs | 28,000 cfs | 6,400 cfs | 80,300 cfs |
| Apr | 27,859 cfs | 20,400 cfs | 6,055 cfs | 78,250 cfs |
| May | 23,082 cfs | 15,900 cfs | 5,490 cfs | 69,600 cfs |
| Jun | 17,769 cfs | 13,250 cfs | 6,855 cfs | 57,450 cfs |
| Jul | 15,352 cfs | 15,100 cfs | 6,420 cfs | 29,000 cfs |
| Aug | 14,659 cfs | 14,600 cfs | 7,000 cfs | 25,100 cfs |
| Sep | 14,723 cfs | 14,550 cfs | 7,055 cfs | 25,200 cfs |
| Oct | 11,789 cfs | 11,500 cfs | 4,350 cfs | 22,400 cfs |
| Nov | 14,624 cfs | 12,450 cfs | 6,095 cfs | 60,750 cfs |
| Dec | 24,061 cfs | 17,000 cfs | 7,050 cfs | 72,100 cfs |
Monthly averages of daily flow over the gauge's record. Lowest and highest are the extreme monthly averages for that month.
How Sacramento River A Freeport CA compares in California
- Sacramento River A Freeport CA ranks #1 of 420 gauges in California in this dataset by average flow.
- That places it in the top 1% in California by average flow.
- The median average flow of gauges in California is 28.6 cfs.
- Among all 2,293 gauges in the dataset, Sacramento River A Freeport CA ranks #26 by average flow.
Data: U.S. Geological Survey (USGS) (public domain, U.S. federal data).· Updated 2026-11-02 · Text generated from the data and checked against it.
Live values are provisional USGS data. Measurements only, not a safety assessment — for flood warnings see the National Weather Service. Official page: USGS 11447650.