Big Hole R below Hamilton Ditch near Twin Bridges water level

Name: Big Hole R below Hamilton Ditch near Twin Bridges 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, Big Hole R, Montana, United States

Directions

Normal for late October

Water level

1.50ft Steady over the last 24 hours

Measured Oct 21, 2026, 03:30 AM MDT (41 min ago)

Flow: 377 cfs
Water temperature: 47 °F

History

7 days

Water level

What this means

The Big Hole R below Hamilton Ditch near Twin Bridges is at 1.50 ft, in the normal range for late October.

It has barely moved over the past 24 hours. In the last month it has stayed between 1.50 ft and 1.56 ft.

Fall is often low-water season on rivers, until steadier rain returns. The water temperature at the gauge is 47 °F.

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

Key numbers

Highest on record: 6.00 ftJune 13, 2011

Floating and fishing near Big Hole R below Hamilton Ditch near Twin Bridges

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

Highest crests on record

Rank	Level	Date
1	6.00 ft	June 13, 2011
2	5.97 ft	June 19, 2010
3	5.68 ft	June 2, 2009

Weather at the gauge

No rain in the last 3 days.

20 Tue 65° 32° – Wind 8 mph

21 Wed 68° 35° – Wind 15 mph

22 Thu 70° 40° 0.02 in, 30% Wind 16 mph

23 Fri 53° 39° 1.49 in, 96% Wind 9 mph

24 Sat 53° 38° – Wind 9 mph

25 Sun 50° 34° – Wind 10 mph

26 Mon 49° 31° – Wind 7 mph

Forecast: Open-Meteo

Sunrise 07:54 AM Sunset 06:35 PM Daylight 10 hr, 41 min Waxing gibbous 76%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Ruby River near Twin Bridges MTRiver gauge, Ruby River	158 cfs	Low	−2.0 cfs	3.3 mi
Jefferson River near Twin BridgesRiver gauge, Jefferson River	3.57 ft	Below flood stage	−0.03 ft	4.6 mi
Big Hole River near Glen MTRiver gauge, Big Hole River	462 cfs	Normal	−8.0 cfs	12 mi
Beaverhead River near Twin Bridges MTRiver gauge, Beaverhead River	4.12 ft	Below flood stage	+0.01 ft	12 mi
Big Hole River near Melrose MTRiver gauge, Big Hole River	1.81 ft	Below flood stage	−0.01 ft	17 mi
Big Hole River at Maiden Rock near Divide MTRiver gauge, Big Hole River	399 cfs	Normal	−14.0 cfs	21 mi
Ruby River below reservoir near AlderRiver gauge, Ruby River	52.2 cfs	Low	±0	24 mi
Ruby River above reservoir near AlderRiver gauge, Ruby River	101 cfs	Low	−2.0 cfs	27 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 Big Hole R below Hamilton Ditch near Twin Bridges today?

On Oct 21, 2026, 03:30 AM MDT, the water level was 1.50 ft. Steady over the last 24 hours.

Is Big Hole R below Hamilton Ditch near Twin Bridges rising or falling?

Steady over the last 24 hours.

Is the level of Big Hole R below Hamilton Ditch near Twin Bridges normal?

Normal for late October. Compared with 5 years of daily readings for this time of year.

What is the highest water level ever recorded at Big Hole R below Hamilton Ditch near Twin Bridges?

The highest level on record is 6.00 ft on June 13, 2011.

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:06026420 (Agency page)
Coordinates: 45.55002, -112.36068 (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	1.50 ft	2026-10-21 09:30	Provisional
Flow	377 cfs	2026-10-21 09:30	Provisional
Water temperature	47 °F	2026-10-21 09:30	Provisional

Download

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How to cite

U.S. Geological Survey: Big Hole R below Hamilton Ditch near Twin Bridges (usgs:06026420). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/montana/big-hole-r-below-hamilton-ditch-near-twin-bridges

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