Blackfoot River above Reservoir near Henry water level

Name: Blackfoot River above Reservoir near Henry 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, Blackfoot River, Idaho, United States

Directions

Below flood stage

Water level

1.65ft Steady over the last 24 hours

Measured Oct 20, 2026, 03:45 PM MDT (38 min ago)

Flow: 28.7 cfs

History

7 days

Water level Minor flood stage

What this means

The Blackfoot River above Reservoir near Henry is at 1.65 ft, in the normal range.

It is 4.85 ft below the flood stage of 6.50 ft.

It has barely moved over the past 24 hours. In the last month it has stayed between 1.62 ft and 1.76 ft.

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

Judged against the official flood stage for this gauge. How to read levels

Key numbers

Highest on record: 8.68 ftMay 9, 1976

Floating and fishing near Blackfoot River above Reservoir near Henry

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

Flood stage here is 6.50 ft, 4.85 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.

What happens at each level

6.50 ft: Fields and low-lying areas near the river between Idaho Highway 34 upstream through the Trail Creek and Slug Creek flats to the Blackfoot narrows may experience seep and ponding. The Blackfoot River in some spots may be nearing bankfull.
5.50 ft: Blackfoot River above the reservoir into the highland may be approaching bankfull in some locations. Some ponding possible in low-lying areas.
1.65 ft: Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

Rank	Level	Date
1	8.68 ft	May 9, 1976
2	8.64 ft	May 5, 1971
3	8.60 ft	April 26, 1974
4	8.17 ft	May 4, 1982
5	7.95 ft	May 8, 1972
6	7.88 ft	May 19, 1975
7	7.63 ft	May 16, 2011
8	7.44 ft	May 19, 1970
9	6.98 ft	April 17, 2006
10	6.51 ft	May 6, 2009

Weather at the gauge

No rain in the last 3 days.

17 Sat 61° 32° – Wind 12 mph

18 Sun 62° 36° – Wind 12 mph

19 Mon 64° 39° – Wind 12 mph

20 Tue 60° 46° 0.00 in Wind 13 mph

21 Wed 64° 42° – Wind 13 mph

22 Thu 64° 44° 0.26 in, 58% Wind 7 mph

23 Fri 46° 33° 1.55 in, 79% Wind 12 mph

Forecast: Open-Meteo

Sunrise 07:46 AM Sunset 06:37 PM Daylight 10 hr, 51 min Waxing gibbous 72%

Map

Other gauges on the Blackfoot River

Gauge	Level	Compared with normal	24 hours	Distance
Blackfoot River near ShelleyRiver gauge, Blackfoot River	5.47 ft	Below flood stage	±0	41 mi
Blackfoot River below North Canal at BlackfootRiver gauge, Blackfoot River	34.8 cfs	Very low	−52.0 cfs	48 mi
Blackfoot River near BlackfootRiver gauge, Blackfoot River	2.57 ft	Below flood stage	−0.34 ft	54 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Grays Lake Diversion to Blackfoot R Basin near WayanRiver gauge, Grays Lake Diversion to Blackfoot R Basin	0.0 cfs	Low	±0	13 mi
Crow Creek near FairviewRiver gauge, Crow Creek	2.25 ft	Below flood stage	±0	27 mi
Bear River at PescaderoRiver gauge, Bear River	1.73 ft	Below flood stage	−0.01 ft	30 mi
Salt River above Reservoir, near EtnaRiver gauge, Salt River	1.88 ft	Below flood stage	±0	30 mi
Portneuf River at TopazRiver gauge, Portneuf River	2.51 ft	Below flood stage	+0.02 ft	32 mi
Greys River above Reservoir, near AlpineRiver gauge, Greys River	246 cfs	Low	±0	35 mi
Marsh Creek near McCammonRiver gauge, Marsh Creek	2.56 ft	Below flood stage	+0.01 ft	39 mi
Palisades ReservoirReservoir	5,515.51 ft	Low		39 mi

Questions and answers

What is flood stage for the Blackfoot River above Reservoir near Henry?

The official flood stage is 6.50 ft. The level is currently 4.85 ft below it.

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 Blackfoot River above Reservoir near Henry today?

On Oct 20, 2026, 03:45 PM MDT, the water level was 1.65 ft. Steady over the last 24 hours.

Is Blackfoot River above Reservoir near Henry rising or falling?

Steady over the last 24 hours.

Is the level of Blackfoot River above Reservoir near Henry normal?

Below flood stage. Judged against the official flood stage for this gauge.

What is the highest water level ever recorded at Blackfoot River above Reservoir near Henry?

The highest level on record is 8.68 ft on May 9, 1976.

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:13063000 (Agency page)
Coordinates: 42.81528, -111.50667 (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	1.65 ft	2026-10-20 21:45	Provisional
Flow	28.7 cfs	2026-10-20 21:45	Provisional

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How to cite

U.S. Geological Survey: Blackfoot River above Reservoir near Henry (usgs:13063000). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/idaho/blackfoot-river-above-reservoir-near-henry

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