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Little Wood River Reservoir water level

Reservoir, Idaho, United States

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Right now

Normal for mid-October

Surface elevation

5,180.06ft Up 1.76 ft over the last 7 days

Water stored
6,380 acre‑ft
5,150 5,175 5,200
Surface elevation: 5,180.06 ft. Normal for mid-October.

History

History
5,1605,1805,200ftOct 10Oct 11Oct 12Oct 13Oct 155,1605,1805,200ftOct 10Oct 12Oct 15
5,1405,1605,1805,200ftSep 17Sep 24Oct 1Oct 8Oct 155,1405,1605,1805,200ftSep 17Oct 1Oct 15
5,1505,200ftOct 2025Jan 2026Apr 2026Jul 2026Oct 20265,1505,200ftOct 2025Apr 2026Oct 2026
5,1505,200ftOct 2016Apr 2019Oct 2021Apr 2024Oct 20265,1505,200ftOct 2016Oct 2021Oct 2026
5,1505,200ftJanMarMayJulSepNov20265,1505,200ftJanAprJulOct2026

202120222023202420252026

Surface elevation Normal range (10–90 %)

What this means

Nothing unusual at Little Wood River Reservoir right now: the lake level of 5,180.06 ft is in the normal range for mid-October.

That puts it 5.01 ft above the median of 5,175.05 ft for mid-October, based on 36 years of readings. A year ago it stood at 5,169.26 ft (+10.80 ft).

The water is rising: up 1.76 ft over the past week. Over the past 30 days it has moved between 5,178.24 ft and 5,184.63 ft.

Many reservoirs reach their low point of the year in fall, before winter rain and snow start the refill.

Compared with 36 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
5,175.05 ft5.01 ft above the median for this date
Normal for this date
5,152.67 ft – 5,199.33 ft8 years in 10 fall in this range (36 years of records)
Same day last year
5,169.26 ft+10.80 ft
Lowest and highest in 30 days
5,178.24 ft – 5,184.63 ft
Lowest and highest in 12 months
5,169.75 ft – 5,236.63 ft

Swimming and boating at Little Wood River Reservoir

At a normal level, ramps and marinas generally run as usual, and fishing tends to follow the season more than the water level.

If you swim, pick a spot with an easy way out, and remember that drop-offs move as the level changes.

Weather at the gauge

The forecast is not available right now.

Sunrise 07:52 AM Sunset 06:53 PM Daylight 11h 1m First quarter 34 %

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Little Wood River near CareyRiver gauge, Little Wood River 0.80 ft Below flood stage 2.8 mi
Little Wood River above High Five Creek near CareyRiver gauge, Little Wood River 1.42 ft Below flood stage 4.9 mi
Silver Creek at Sportsman Access near PicaboRiver gauge, Silver Creek 6.63 ft Below flood stage 8 mi
Big Wood River at S Broadford Bridge near BellevueRiver gauge, Big Wood River 5.69 ft Below flood stage 12 mi
Big Wood River at Hailey Id Total FlowRiver gauge, Big Wood River 1.59 ft Below flood stage 16 mi
East Fork Big Wood River at GimletRiver gauge, East Fork Big Wood River 4.90 ft Below flood stage 20 mi
Big Wood River below Magic Dam near RichfieldRiver gauge, Big Wood River 1.76 ft Below flood stage 21 mi
Trail Creek at KetchumRiver gauge, Trail Creek 4.97 ft Below flood stage 24 mi

Questions and answers

How does Little Wood River Reservoir compare with last year?

It is 10.80 ft higher than on the same day last year, when the reading was 5,169.26 ft.

How often is Little Wood River Reservoir updated?

Once a day. The source, U.S. Bureau of Reclamation, publishes a single daily value; the latest is from Oct 15, 2026.

What is the water level of Little Wood River Reservoir today?

On Oct 15, 2026, the surface elevation was 5,180.06 ft. Up 1.76 ft over the last 7 days.

Is Little Wood River Reservoir rising or falling?

Up 1.76 ft over the last 7 days.

Is the level of Little Wood River Reservoir normal?

Normal for mid-October. Compared with 36 years of daily readings for this time of year.

How often is this data updated?

U.S. Bureau of Reclamation publishes a new reading once a day. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from U.S. Bureau of Reclamation, the official operator of this gauge, and are published under the Public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Bureau of Reclamation
Station code
usbr:7202 (Agency page)
Coordinates
43.42528, -114.02723 (WGS84)
Update interval
once a day
Licence
Public domain. Data: U.S. Bureau of Reclamation (RISE), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Surface elevation elevation 5,180.06 ft 2026-10-15 06:00 Provisional
Water stored storage 6,380 acre‑ft 2026-10-15 06:00 Provisional

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How to cite

U.S. Bureau of Reclamation: Little Wood River Reservoir (usbr:7202). Accessed October 16, 2026 via Nivelmap, https://nivelmap.com/en/united-states/idaho/little-wood-river-reservoir

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.