South Fork Sultan River near Sultan water level
River gauge, South Fork Sultan River, Washington, United States
Right now
Normal for mid-October
Water level
- Flow
- 24.8 cfs
- Water temperature
- 44 °F
History
20252026
What this means
The gauge at South Fork Sultan River near Sultan reads 8.59 ft, a normal level for mid-October.
That puts it 0.10 ft below the median of 8.69 ft for mid-October, based on 35 years of readings. A year ago it stood at 8.65 ft (−0.06 ft).
The level is falling, down 0.21 ft over the past 24 hours. Over the past 30 days it has moved between 8.18 ft and 9.57 ft.
Fall is often low-water season on rivers, until steadier rain returns. The sensor also reports a water temperature of 44 °F.
Compared with 35 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 8.69 ft0.10 ft below the median for this date
- Normal for this date
- 7.59 ft – 9.92 ft8 years in 10 fall in this range (35 years of records)
- Same day last year
- 8.65 ft−0.06 ft
- Lowest and highest in 30 days
- 8.18 ft – 9.57 ft
- Lowest and highest in 12 months
- 8.16 ft – 12.39 ft
What the stage means on the water
A normal level is usually prime time for floating and wade fishing, as long as the weather holds upstream.
Weather at the gauge
The forecast is not available right now.
Map
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Skykomish River near Gold BarRiver gauge, Skykomish River | 4.45 ft | Normal | +0.11 ft | 8 mi |
| Sultan River below Diversion Dam near SultanRiver gauge, Sultan River | 26.16 ft | Normal | −0.01 ft | 8 mi |
| Sultan River below Powerplant near SultanRiver gauge, Sultan River | 5.09 ft | Low | −0.28 ft | 9 mi |
| Nf Tolt River above Yellow Creek near CarnationRiver gauge, Nf Tolt River | 60.7 cfs | Low | +10.2 cfs | 17 mi |
| South Fork Tolt River near IndexRiver gauge, South Fork Tolt River | 0.80 ft | Low | +0.05 ft | 17 mi |
| Phelps Creek below Unnamed Tributary near IndexRiver gauge, Phelps Creek | 5.89 ft | Low | +0.08 ft | 17 mi |
| Sauk River above White Chuck River near DarringtonRiver gauge, Sauk River | 2.38 ft | Low | +0.07 ft | 17 mi |
| Sf Stillaguamish River near Granite FallsRiver gauge, Sf Stillaguamish River | 3.68 ft | Low | +0.26 ft | 18 mi |
Questions and answers
How does the South Fork Sultan River near Sultan compare with last year?
It is 0.06 ft lower than on the same day last year, when the reading was 8.65 ft.
What is a normal level for the South Fork Sultan River near Sultan in mid-October?
The median for mid-October is 8.69 ft. In 8 years out of 10 the reading falls between 7.59 ft and 9.92 ft, based on 35 years of records.
Is gage height the same as water depth?
No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.
What is the water level of South Fork Sultan River near Sultan today?
On Oct 18, 2026, 10:00 AM PDT, the water level was 8.59 ft. Down 0.21 ft over the last 24 hours.
Is South Fork Sultan River near Sultan rising or falling?
Down 0.21 ft over the last 24 hours. Up 0.11 ft over the last 7 days.
Is the level of South Fork Sultan River near Sultan normal?
Normal for mid-October. Compared with 35 years of daily readings for this time of year.
How often is this data updated?
The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.
For specialists
Station codes, datum, parameters, data quality and downloads
- Operator
- U.S. Geological Survey
- Station code
usgs:12137290(Agency page)- Coordinates
47.94733, -121.62678(WGS84)- Vertical datum
- NAVD88
- Update interval
- every 15 minutes
- Licence
- Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision
Published series
| Parameter | Last value | Time (UTC) | Quality |
|---|---|---|---|
| Water level | 8.59 ft | 2026-10-18 17:00 | Provisional |
| Flow | 24.8 cfs | 2026-10-18 17:00 | Provisional |
| Water temperature | 44 °F | 2026-10-18 17:00 | Provisional |
Download
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How to cite
U.S. Geological Survey: South Fork Sultan River near Sultan (usgs:12137290). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/united-states/washington/south-fork-sultan-river-near-sultan
How we check values
Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.
Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer