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Bonaparte Creek at Tonasket water level

River gauge, Bonaparte Creek, Washington, United States

Directions

Right now

Very low for late October

Water level

1.11ft Up 0.04 ft over the last 24 hours

Flow
1.0 cfs
1 2 3 Highest onrecord 3.23 ft

History

History
1.01.21.41.6ftOct 16Oct 17Oct 18Oct 20Oct 211.01.21.41.6ftOct 16Oct 18Oct 21
1.01.21.41.6ftSep 22Sep 29Oct 6Oct 14Oct 211.01.21.41.6ftSep 22Oct 6Oct 21
123ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026123ftOct 2025Apr 2026Oct 2026
123ftJanMarMayJulSepNov2026123ftJanAprJulOct2026

20252026

Water level Normal range (10–90 %)

What this means

Bonaparte Creek at Tonasket is running far below normal at 1.11 ft.

The median for late October is 1.36 ft, based on 10 years of readings, so the river stage is 0.25 ft below typical. On the same day last year the reading was 1.34 ft, a difference of −0.23 ft.

It has risen 0.04 ft over the past 24 hours. In the last month it has stayed between 0.94 ft and 1.11 ft.

Fall is often low-water season on rivers, and it usually takes a few days of steady rain to change that.

Compared with 10 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
1.36 ft0.25 ft below the median for this date
Normal for this date
1.26 ft – 1.63 ft8 years in 10 fall in this range (10 years of records)
Same day last year
1.34 ft−0.23 ft
Lowest and highest in 30 days
0.94 ft – 1.11 ft
Lowest and highest in 12 months
0.74 ft – 1.77 ft
Highest on record
3.23 ftMay 11, 2023

Floating and fishing near Bonaparte Creek at Tonasket

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

Highest crests on record

RankLevelDate
13.23 ftMay 11, 2023
22.95 ftMay 17, 2017
32.74 ftMarch 28, 2024
42.43 ftFebruary 8, 2019
52.42 ftMay 11, 2018
62.18 ftJune 20, 2022
72.16 ftApril 25, 2016
82.13 ftJanuary 25, 2021
91.82 ftJune 15, 2020

Weather at the gauge

No rain in the last 3 days.

20 Tue 64° 39° – Wind 11 mph
21 Wed 71° 43° – Wind 11 mph
22 Thu 71° 50° – Wind 5 mph
23 Fri 61° 41° – Wind 18 mph
24 Sat 56° 34° – Wind 5 mph
25 Sun 57° 38° – Wind 8 mph
26 Mon 58° 37° – Wind 5 mph

Forecast: Open-Meteo

Sunrise 07:28 AM Sunset 05:58 PM Daylight 10 hr, 31 min Waxing gibbous 75%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Antoine Creek at Us Highway 97 near EllisfordeRiver gauge, Antoine Creek 0.6 cfs Low −0.1 cfs 4.3 mi
Okanogan River near TonasketRiver gauge, Okanogan River 3.95 ft Very low −0.01 ft 4.8 mi
Johnson Creek near RiversideRiver gauge, Johnson Creek 4.1 cfs Normal −0.2 cfs 15 mi
Okanogan River at OrovilleRiver gauge, Okanogan River 3.29 ft Lowest on record ±0 16 mi
North Fork Salmon Creek near ConconullyRiver gauge, North Fork Salmon Creek 4.0 cfs Low ±0 17 mi
Conconully Lake and Salmon LakeLake 2,298.26 ft Very low 17 mi
Osoyoos Lake near OrovilleLake, Osoyoos Lake 910.96 ft Very high +0.01 ft 18 mi
Conconully ReservoirReservoir 2,250.03 ft Very low 18 mi

Questions and answers

Is Bonaparte Creek at Tonasket higher than last year?

No, it is 0.23 ft lower than on the same day last year, when the reading was 1.34 ft.

What is a normal level for Bonaparte Creek at Tonasket in late October?

The median for late October is 1.36 ft. In 8 years out of 10 the reading falls between 1.26 ft and 1.63 ft, based on 10 years of records.

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 Bonaparte Creek at Tonasket today?

On Oct 21, 2026, 01:00 AM PDT, the water level was 1.11 ft. Up 0.04 ft over the last 24 hours.

Is Bonaparte Creek at Tonasket rising or falling?

Up 0.04 ft over the last 24 hours. Up 0.10 ft over the last 7 days.

Is the level of Bonaparte Creek at Tonasket normal?

Very low for late October. Compared with 10 years of daily readings for this time of year.

What is the highest water level ever recorded at Bonaparte Creek at Tonasket?

The highest level on record is 3.23 ft on May 11, 2023.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:12444550 (Agency page)
Coordinates
48.70121, -119.44282 (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

ParameterLast valueTime (UTC)Quality
Water level 1.11 ft 2026-10-21 08:00 Provisional
Flow 1.0 cfs 2026-10-21 08:00 Provisional

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How to cite

U.S. Geological Survey: Bonaparte Creek at Tonasket (usgs:12444550). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/washington/bonaparte-creek-at-tonasket

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.