Sultan River below Diversion Dam near Sultan water level

Name: Sultan River below Diversion Dam near Sultan water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Sultan River, Washington, United States

Directions

Normal for mid-October

Water level

26.16ft Steady over the last 24 hours

Measured Oct 18, 2026, 04:15 PM PDT (27 min ago)

Flow: 183 cfs
Water temperature: 52 °F

History

7 days 30 days 1 year Years compared

20252026

Water level Normal range (10–90 %)

What this means

The Sultan River below Diversion Dam near Sultan is at 26.16 ft, in the normal range for mid-October.

That puts it 0.07 ft below the median of 26.23 ft for mid-October, based on 34 years of readings. A year ago it stood at 26.07 ft (+0.09 ft).

The level has held steady over the past 24 hours. In the last month it has stayed between 26.15 ft and 26.36 ft.

Fall is often low-water season on rivers, until steadier rain returns. The sensor also reports a water temperature of 52 °F.

Compared with 34 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 26.23 ft0.07 ft below the median for this date
Normal for this date: 26.09 ft – 27.12 ft8 years in 10 fall in this range (34 years of records)
Same day last year: 26.07 ft+0.09 ft
Lowest and highest in 30 days: 26.15 ft – 26.36 ft
Lowest and highest in 12 months: 25.70 ft – 33.05 ft

Floating and fishing near Sultan River below Diversion Dam near Sultan

Normal flows mean predictable rapids and good access at most put-ins.

Weather at the gauge

Rain in the last 3 days: 0.71 in. Rain that falls upstream can take hours or days to show up at a river gauge.

18 Sun 55° 40° – Wind 6 mph

19 Mon 56° 45° – Wind 6 mph

20 Tue 63° 45° – Wind 7 mph

21 Wed 66° 47° – Wind 4 mph

22 Thu 55° 42° – Wind 6 mph

23 Fri 49° 39° 0.00 in, 27% Wind 5 mph

24 Sat 48° 39° 0.37 in, 34% Wind 7 mph

Forecast: Open-Meteo

Sunrise 07:31 AM Sunset 06:14 PM Daylight 10 hr, 43 min First quarter 54%

Map

Other gauges on the Sultan River

Gauge	Level	Compared with normal	24 hours	Distance
Sultan River below Powerplant near SultanRiver gauge, Sultan River	5.09 ft	Low	±0	3.7 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
South Fork Sultan River near SultanRiver gauge, South Fork Sultan River	8.56 ft	Normal	−0.41 ft	8 mi
Skykomish River near Gold BarRiver gauge, Skykomish River	4.45 ft	Normal	+0.10 ft	10 mi
Sf Stillaguamish River near Granite FallsRiver gauge, Sf Stillaguamish River	3.67 ft	Low	+0.12 ft	12 mi
Pilchuck River near SnohomishRiver gauge, Pilchuck River	10.02 ft	Normal	+0.10 ft	13 mi
Snohomish River at SnohomishRiver gauge, Snohomish River	14.02 ft	Normal	+0.97 ft	14 mi
Snohomish River near MonroeRiver gauge, Snohomish River	0.39 ft	Very low	+0.03 ft	15 mi
Nf Tolt River above Yellow Creek near CarnationRiver gauge, Nf Tolt River	54.2 cfs	Low	−27.0 cfs	17 mi
Sf Tolt River below Regulating Basin near CarnationRiver gauge, Sf Tolt River	3.12 ft	Very low	−0.03 ft	18 mi

Questions and answers

How does the Sultan River below Diversion Dam near Sultan compare with last year?

It is 0.09 ft higher than on the same day last year, when the reading was 26.07 ft.

What is a normal level for the Sultan River below Diversion Dam near Sultan in mid-October?

The median for mid-October is 26.23 ft. In 8 years out of 10 the reading falls between 26.09 ft and 27.12 ft, based on 34 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 Sultan River below Diversion Dam near Sultan today?

On Oct 18, 2026, 04:15 PM PDT, the water level was 26.16 ft. Steady over the last 24 hours.

Is Sultan River below Diversion Dam near Sultan rising or falling?

Steady over the last 24 hours. Steady over the last 7 days.

Is the level of Sultan River below Diversion Dam near Sultan normal?

Normal for mid-October. Compared with 34 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:12137800 (Agency page)
Coordinates: 47.95927, -121.79734 (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	26.16 ft	2026-10-18 23:15	Provisional
Flow	183 cfs	2026-10-18 23:15	Provisional
Water temperature	52 °F	2026-10-18 23:15	Provisional

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How to cite

U.S. Geological Survey: Sultan River below Diversion Dam near Sultan (usgs:12137800). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/united-states/washington/sultan-river-below-diversion-dam-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