Sf Boise River at Anderson Ranch Dam water level

Name: Sf Boise River at Anderson Ranch Dam 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, Sf Boise River, Idaho, United States

Directions

Normal for mid-October

Water level

3.06ft Steady over the last 24 hours

Measured Oct 19, 2026, 11:15 PM PDT (54 min ago)

Flow: 309 cfs
Water temperature: 51 °F

History

7 days

Water level

What this means

Water levels are unremarkable at Sf Boise River at Anderson Ranch Dam, where the gauge shows 3.06 ft.

It has barely moved over the past 24 hours. The 30-day range is 3.01 ft – 3.08 ft.

Fall is often low-water season on rivers, until steadier rain returns. The water temperature at the gauge is 51 °F.

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

Paddling and fishing conditions

Most paddlers and anglers will find the river in good shape at this stage.

Weather at the gauge

No rain in the last 3 days.

19 Mon 74° 45° – Wind 15 mph

20 Tue 73° 51° – Wind 15 mph

21 Wed 72° 53° 0.06 in Wind 17 mph

22 Thu 72° 54° 0.30 in, 81% Wind 18 mph

23 Fri 53° 42° 0.07 in, 81% Wind 22 mph

24 Sat 56° 38° – Wind 7 mph

25 Sun 63° 43° – Wind 7 mph

Forecast: Open-Meteo

Sunrise 07:02 AM Sunset 05:52 PM Daylight 10 hr, 50 min First quarter 66%

Map

Other gauges on the Sf Boise River

Gauge	Level	Compared with normal	24 hours	Distance
Sf Boise River near FeathervilleRiver gauge, Sf Boise River	1.63 ft	Below flood stage	±0	14 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Anderson Ranch ReservoirReservoir	4,150.54 ft	Normal		1.8 mi
Canyon Creek at Oregon Trail Xing near Mountain HomeRiver gauge, Canyon Creek	0.0 cfs	Very low	±0	13 mi
Boise River near Twin SpringsRiver gauge, Boise River	300 cfs	Low	−4.0 cfs	26 mi
Snake River at King HillRiver gauge, Snake River	8,650 cfs	Normal	+1,600 cfs	27 mi
Arrowrock ReservoirReservoir	3,131.71 ft	Normal		28 mi
Lucky Peak LakeLake	2,944.98 ft	Normal		32 mi
Mores Creek above Robie Creek near Arrowrock DamRiver gauge, Mores Creek	1.85 ft	Below flood stage	+0.01 ft	33 mi
Bruneau River near Hot SpringRiver gauge, Bruneau River	4.50 ft	Below flood stage	−0.02 ft	41 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 Sf Boise River at Anderson Ranch Dam today?

On Oct 19, 2026, 11:15 PM PDT, the water level was 3.06 ft. Steady over the last 24 hours.

Is Sf Boise River at Anderson Ranch Dam rising or falling?

Steady over the last 24 hours.

Is the level of Sf Boise River at Anderson Ranch Dam 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:13190500 (Agency page)
Coordinates: 43.34361, -115.47750 (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	3.06 ft	2026-10-20 06:15	Provisional
Flow	309 cfs	2026-10-20 06:15	Provisional
Water temperature	51 °F	2026-10-20 06:15	Provisional

Download

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How to cite

U.S. Geological Survey: Sf Boise River at Anderson Ranch Dam (usgs:13190500). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/idaho/sf-boise-river-at-anderson-ranch-dam

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