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River report

Sultan River Flow Today

As of October 23, 2026 at 1:15 AM, the Sultan River is flowing at 342 cfs near Sultan, WA — 50% of normal for the date and down 30% in 24 hours. 2 of 2 USGS gauges reported in the last 3 days; flows range from 156 to 342 cfs. ❤ Favorite

USGS gauges
2 2 reporting · upstream → down
Sultan River Below Diversion Dam Near Sultan: 73% of normalSultan River Below Powerplant Near Sultan: 50% of normal
Typical gauge
62% of normal for the date
0%normal200%
Biggest flow now
342cfs Sultan
Updated
Oct 23, 1:15 AM
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River briefing · Oct 23, 2026

Sultan River conditions today

Where the river is running versus normal, what’s rising or dropping, and what it means for a trip — built from the live USGS readings below.

At Sultan, the Sultan River is running 342 cfs — 50% of normal, down 30% since yesterday. Along the river, 2 of 2 reporting gauges are below normal (the typical gauge is at 62% of normal).

In the last 24 hours the river is dropping at Sultan (-30%).

Headwaters to mouth

How the Sultan River compares to normal

Every reporting gauge from the top of the river to the bottom: bar length is today’s flow, colour is percent of normal for the date.

Flow along the river, upstream to downstream

  1. Sultan653 ft 156 cfs73%
  2. Sultan294 ft 342 cfs50%

Bar length uses a square-root scale so small headwater flows stay visible next to big downstream ones. Colour: <50% 50–90 90–110 110–150 150%+ of normal.

Where every gauge sits

One dot per Sultan River streamgauge, placed by its own percent of normal. The line is the typical gauge (62%).

Typical gauge 62%
0%50%100% · normal150%200%+
Much below normal0Below normal2Near normal0Above normal0Much above normal0

Sultan River flow report

2 gauges
Streamgage Streamflow % of normal 24h Gage height Elevation
Sultan River Below Diversion Dam Near Sultan WA
Oct 23, 1:00 AM · USGS 12137800
156 cfs 73% -1% 26.02 ft 653 ft
Sultan River Below Powerplant Near Sultan WA
Oct 23, 1:15 AM · USGS 12138160
342 cfs 50% -30% 5.12 ft 294 ft

USGS provisional data. Readings are in each gauge’s local time; gauges silent for more than 3 days are marked “Last reported”. Tap any gauge for its hydrograph, forecast and history.

Upstream storage

Dams & reservoirs on the Sultan River

Releases from these dams shape the flow downstream. Tap one for its daily level and history.

History

Sultan River streamflow over time

Daily total flow across every monitored gauge on the river.

Maximum streamflow by year

About this river

Sultan River

The Sultan River is a 23-mile-long river in western Washington, United States. It flows from the Cascade Mountains to the Snohomish River. Historically, the river was used by Native Americans for fishing and transportation. In the early 1900s, the river was dammed to create hydroelectric power, leading to the construction of several reservoirs and dams along its course, including Spada Lake, Culmback Dam, and City of Everett Dam. These dams and reservoirs provide power to the region and supply water to cities and farms. The Sultan River is also popular for recreational activities such as fishing, kayaking, and hiking. The river and its surrounding areas are home to diverse wildlife and plant species.

FAQ

About the Sultan River

How is the Sultan River flowing right now?

As of October 23, 2026, the Sultan River is flowing at 342 cfs near Sultan, WA, about 50% of normal for the date. Across its 2 USGS gauges, current flows range from 156 to 342 cfs. Every gauge’s live reading is in the table above.

Is the Sultan River running high or low?

The typical gauge on the Sultan River is at 62% of normal for the date. Above 100% means higher than the historical average for this calendar day; below 100% means lower. The profile above shows which reaches are high or low.

Where does the data come from?

Discharge and gage height are from the USGS National Water Information System; flood stages from the National Weather Service. The history chart sums every monitored gauge on the river.

Can I get alerts for a gauge?

Yes — open any gauge from the table, favorite it in the Snoflo app and set a flow threshold.

More river levels

Rivers in Washington