Apalachicola River near Sumatra,Fla: flow right now vs. normal
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—flow right now
—of typical for this month
—gage height
The Apalachicola River near Sumatra,Fla gauge has averaged 21,803 cfs over 49 years of monthly records. Flow is usually highest in March (35,027 cfs) and lowest in October (13,488 cfs).
Typical flow by month
Highest in March (35,027 cfs), lowest in October (13,488 cfs).
Key figures
- Average flow
- 21,803 cfs
- Highest peak on record
- 219,000 cfs
- Year of that peak
- 1998
- Drainage area
- 19,200 sq mi
- Years of records
- 49
- Gauge elevation
- 0 ft
- River
- Apalachicola River
- County
- Franklin
- State
- Florida
Monthly numbers
| Month | Average | Median | Lowest | Highest |
|---|---|---|---|---|
| Jan | 26,200 cfs | 25,400 cfs | 7,510 cfs | 59,900 cfs |
| Feb | 32,447 cfs | 32,200 cfs | 9,915 cfs | 70,050 cfs |
| Mar | 35,027 cfs | 33,650 cfs | 10,500 cfs | 74,100 cfs |
| Apr | 31,299 cfs | 30,750 cfs | 11,250 cfs | 73,950 cfs |
| May | 21,297 cfs | 21,850 cfs | 7,030 cfs | 39,000 cfs |
| Jun | 17,754 cfs | 18,725 cfs | 6,330 cfs | 34,700 cfs |
| Jul | 18,033 cfs | 16,150 cfs | 6,350 cfs | 66,900 cfs |
| Aug | 16,623 cfs | 14,450 cfs | 6,330 cfs | 39,000 cfs |
| Sep | 14,985 cfs | 14,900 cfs | 6,390 cfs | 31,000 cfs |
| Oct | 13,488 cfs | 11,300 cfs | 4,740 cfs | 36,000 cfs |
| Nov | 14,480 cfs | 11,250 cfs | 5,395 cfs | 30,500 cfs |
| Dec | 20,666 cfs | 18,100 cfs | 5,970 cfs | 57,500 cfs |
Monthly averages of daily flow over the gauge's record. Lowest and highest are the extreme monthly averages for that month.
How Apalachicola River near Sumatra,Fla compares in Florida
- Apalachicola River near Sumatra,Fla ranks #1 of 292 gauges in Florida in this dataset by average flow.
- That places it in the top 1% in Florida by average flow.
- The median average flow of gauges in Florida is 61.5 cfs.
- Among all 2,293 gauges in the dataset, Apalachicola River near Sumatra,Fla ranks #28 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 02359170.