Sun River below Diversion Dam near Augusta MT water level

Name: Sun River below Diversion Dam near Augusta MT 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, Sun River, Montana, United States

Directions

Normal for mid-October

Water level

4.07ft Steady over the last 24 hours

Measured Oct 20, 2026, 04:45 PM MDT (1 hour ago)

Flow: 211 cfs

History

7 days

Water level

What this means

The Sun River below Diversion Dam near Augusta MT is at 4.07 ft, in the normal range for mid-October.

The level has held steady over the past 24 hours. In the last month it has stayed between 4.03 ft and 4.11 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Compared with 5 years of daily readings for this time of year. How to read levels

Floating and fishing near Sun River below Diversion Dam near Augusta MT

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

Weather at the gauge

No rain in the last 3 days.

19 Mon 67° 42° – Wind 14 mph

20 Tue 53° 40° – Wind 11 mph

21 Wed 68° 38° – Wind 12 mph

22 Thu 69° 47° – Wind 7 mph

23 Fri 55° 39° 0.06 in, 77% Wind 9 mph

24 Sat 46° 31° 0.18 in, 54% Wind 5 mph

25 Sun 42° 27° – Wind 7 mph

Forecast: Open-Meteo

Sunrise 07:57 AM Sunset 06:35 PM Daylight 10 hr, 37 min Waxing gibbous 72%

Map

Other gauges on the Sun River

Gauge	Level	Compared with normal	24 hours	Distance
Sun River below Willow Cr near Augusta MTRiver gauge, Sun River	210 cfs	High	−4.0 cfs	16 mi
Sun River at Simms MTRiver gauge, Sun River	2.84 ft	Below flood stage	−0.01 ft	36 mi
Sun River near Vaughn MTRiver gauge, Sun River	2.44 ft	Below flood stage	−0.01 ft	55 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Gibson ReservoirReservoir	4,612.24 ft	Low		3.5 mi
North Fork Sun River near Augusta MTRiver gauge, North Fork Sun River	3.40 ft	Below flood stage	−0.01 ft	8 mi
South Fork Sun River near Augusta MTRiver gauge, South Fork Sun River	90.5 cfs	Normal	−1.6 cfs	8 mi
Pishkun Reservoir and DikesReservoir	4,349.24 ft	Low		10 mi
Willow Creek ReservoirReservoir	4,129.41 ft	Normal		13 mi
Teton River below South Fork near Choteau MTRiver gauge, Teton River	4.34 ft	Below flood stage	±0	19 mi
Dearborn River near Craig MTRiver gauge, Dearborn River	3.45 ft	Below flood stage	±0	40 mi
S F Flathead R above Twin C near Hungry Horse MTRiver gauge, S F Flathead R	416 cfs	Normal	−5.0 cfs	47 mi

Questions and answers

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 Sun River below Diversion Dam near Augusta MT today?

On Oct 20, 2026, 04:45 PM MDT, the water level was 4.07 ft. Steady over the last 24 hours.

Is Sun River below Diversion Dam near Augusta MT rising or falling?

Steady over the last 24 hours.

Is the level of Sun River below Diversion Dam near Augusta MT normal?

Normal for mid-October. Compared with 5 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.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:06080900 (Agency page)
Coordinates: 47.61851, -112.69206 (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	4.07 ft	2026-10-20 22:45	Provisional
Flow	211 cfs	2026-10-20 22:45	Provisional

Download

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How to cite

U.S. Geological Survey: Sun River below Diversion Dam near Augusta MT (usgs:06080900). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/montana/sun-river-below-diversion-dam-near-augusta-mt

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