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Okanogan River at Oroville water level

River gauge, Okanogan River, Washington, United States

Directions

Right now

Lower than ever recorded here

Water level

3.29ft Down 2.79 ft over the last 24 hours

Flow
201 cfs
Water temperature
58 °F
5 10 15 Highest onrecord 16.89 ft Lowest on record 4.90 ft

History

History
46ftOct 11Oct 12Oct 14Oct 16Oct 1746ftOct 11Oct 14Oct 17
46ftSep 18Sep 25Oct 2Oct 10Oct 1746ftSep 18Oct 2Oct 17
510ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026510ftOct 2025Apr 2026Oct 2026
510ftJanMarMayJulSepNov2026510ftJanAprJulOct2026

20252026

Water level Normal range (10–90 %)

What this means

The Okanogan River at Oroville is running at a record low at 3.29 ft.

No reading on record has been lower: the old record low was 4.90 ft, from May 29, 1948. That puts it 3.18 ft below the median of 6.47 ft for mid-October, based on 37 years of readings. A year ago it stood at 6.38 ft (−3.09 ft).

It has dropped 2.79 ft over the past 24 hours. Without real rain upstream, that is unlikely to change quickly.

Fall is often low-water season on rivers, and it usually takes a few days of steady rain to change that. The sensor also reports a water temperature of 58 °F.

Compared with the highest and lowest levels the agency has recorded at this gauge. How to read levels

Key numbers

Median for this date
6.47 ft3.18 ft below the median for this date
Normal for this date
6.23 ft – 6.74 ft8 years in 10 fall in this range (37 years of records)
Same day last year
6.38 ft−3.09 ft
Lowest and highest in 30 days
3.28 ft – 6.30 ft
Lowest and highest in 12 months
3.28 ft – 7.46 ft
Highest on record
16.89 ftJune 2, 1972
Lowest on record
4.90 ftMay 29, 1948
Lowest on record
1.61 ft below the lowest level on record

Floating and fishing near Okanogan River at Oroville

Low water exposes gravel bars that make good wading access, but some boat ramps may be left high and dry.

Weather at the gauge

No rain in the last 3 days.

17 Sat 67° 49° – Wind 12 mph
18 Sun 61° 42° – Wind 6 mph
19 Mon 61° 45° – Wind 5 mph
20 Tue 64° 44° – Wind 8 mph
21 Wed 64° 42° – Wind 7 mph
22 Thu 62° 43° – Wind 6 mph
23 Fri 60° 40° – Wind 14 mph

Forecast: Open-Meteo

Sunrise 07:22 AM Sunset 06:05 PM Daylight 10 hr, 44 min First quarter 44%

Map

Other gauges on the Okanogan River

Gauge Level Compared with normal 24 hours Distance
Okanogan River near TonasketRiver gauge, Okanogan River 3.97 ft Very low +0.01 ft 21 mi
Okanogan River at MalottRiver gauge, Okanogan River 2.79 ft Very low −0.01 ft 47 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Osoyoos Lake near OrovilleLake, Osoyoos Lake 910.91 ft Low +0.04 ft 2.0 mi
Ninemile Creek at Eastlake Road near OrovilleRiver gauge, Ninemile Creek 0.3 cfs Normal ±0 2.7 mi
Similkameen River near NighthawkRiver gauge, Similkameen River 2.21 ft Very low +0.01 ft 10 mi
Inkaneep Creek near the MouthRiver gauge, Inkaneep Creek 1.19 m Very low ±0 17 km
Antoine Creek at Us Highway 97 near EllisfordeRiver gauge, Antoine Creek 0.6 cfs Low −0.1 cfs 12 mi
Okanagan River near OliverRiver gauge, Okanagan River 0.63 m Very low +0.01 m 23 km
Bonaparte Creek at TonasketRiver gauge, Bonaparte Creek 1.04 ft Very low −0.02 ft 16 mi
Vaseux Creek above Solco CreekRiver gauge, Vaseux Creek 0.93 m Very low ±0 36 km

Questions and answers

How does the Okanogan River at Oroville compare with last year?

It is 3.09 ft lower than on the same day last year, when the reading was 6.38 ft.

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 Okanogan River at Oroville today?

On Oct 17, 2026, 04:00 PM PDT, the water level was 3.29 ft. Down 2.79 ft over the last 24 hours.

Is Okanogan River at Oroville rising or falling?

Down 2.79 ft over the last 24 hours. Down 2.79 ft over the last 7 days.

Is the level of Okanogan River at Oroville normal?

Lower than ever recorded here. Compared with the highest and lowest levels the agency has recorded at this gauge.

What is the highest water level ever recorded at Okanogan River at Oroville?

The highest level on record is 16.89 ft on June 2, 1972. The lowest is 4.90 ft on May 29, 1948.

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:12439500 (Agency page)
Coordinates
48.93072, -119.42034 (WGS84)
Vertical datum
NGVD29
Update interval
every 15 minutes
Licence
Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Water level 3.29 ft 2026-10-17 23:00 Provisional
Flow 201 cfs 2026-10-17 23:00 Provisional
Water temperature 58 °F 2026-10-17 23:00 Provisional

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How to cite

U.S. Geological Survey: Okanogan River at Oroville (usgs:12439500). Accessed October 17, 2026 via Nivelmap, https://nivelmap.com/en/united-states/washington/okanogan-river-at-oroville

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.