Mill Creek near Walla Walla water level

Name: Mill Creek near Walla Walla 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, Mill Creek, Washington, United States

Directions

Very low for mid-October

Water level

13.20ft Steady over the last 24 hours

Measured Oct 18, 2026, 12:15 AM PDT (43 min ago)

Flow: 32.0 cfs

History

7 days 30 days 1 year Years compared

20252026

Water level Normal range (10–90 %)

What this means

At 13.20 ft, Mill Creek near Walla Walla is far below normal for mid-October.

That puts it 1.36 ft below the median of 14.57 ft for mid-October, based on 38 years of readings. A year ago it stood at 13.36 ft (−0.16 ft).

The level has held steady over the past 24 hours. Without real rain upstream, that is unlikely to change quickly. Over the past 30 days it has moved between 13.19 ft and 13.22 ft.

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

Compared with 38 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 14.57 ft1.36 ft below the median for this date
Normal for this date: 13.27 ft – 14.64 ft8 years in 10 fall in this range (38 years of records)
Same day last year: 13.36 ft−0.16 ft
Lowest and highest in 30 days: 13.19 ft – 13.22 ft
Lowest and highest in 12 months: 13.16 ft – 16.92 ft
Highest on record: 20.77 ftFebruary 7, 2020

What the stage means on the water

Low water means more dragging on shallow riffles and slower floats. Fish crowd into the deeper runs, and warm, low water stresses them, so play and release them quickly.

Highest crests on record

Rank	Level	Date
1	20.77 ft	February 7, 2020
2	20.43 ft	February 9, 1996
3	19.26 ft	December 23, 1964
4	18.03 ft	March 14, 2026

Weather at the gauge

No rain in the last 3 days.

17 Sat 66° 52° – Wind 13 mph

18 Sun 62° 45° – Wind 6 mph

19 Mon 61° 48° – Wind 5 mph

20 Tue 65° 48° – Wind 7 mph

21 Wed 63° 50° 0.11 in Wind 5 mph

22 Thu 63° 49° – Wind 7 mph

23 Fri 58° 45° – Wind 7 mph

Forecast: Open-Meteo

Sunrise 07:14 AM Sunset 06:03 PM Daylight 10 hr, 48 min First quarter 47%

Map

Other gauges on Mill Creek

Gauge	Level	Compared with normal	24 hours	Distance
Mill Creek at Five Mile Road Branch near Walla WallaRiver gauge, Mill Creek	6.79 ft	Normal	±0	8 mi
Mill Creek at Walla WallaRiver gauge, Mill Creek	1.82 ft	Normal	±0	9 mi
Mill Creek at Last Chance Road Branch near College PlaceRiver gauge, Mill Creek	15.5 cfs	Low	−0.7 cfs	16 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Blue Creek near Walla WallaRiver gauge, Blue Creek	1.1 cfs	Normal	±0	3.6 mi
Umatilla River above Meacham Creek, near GibbonRiver gauge, Umatilla River	2.73 ft	Below flood stage	+0.01 ft	22 mi
Meacham Creek at GibbonRiver gauge, Meacham Creek	10.0 cfs	Very low	±0	25 mi
Walla Walla River near TouchetRiver gauge, Walla Walla River	2.51 ft	Low	−0.01 ft	29 mi
Grande Ronde River at TroyRiver gauge, Grande Ronde River	3.88 ft	Below flood stage	−0.01 ft	32 mi
Minam River at MinamRiver gauge, Minam River	52.2 cfs	Very low	−1.7 cfs	33 mi
Tucannon River near StarbuckRiver gauge, Tucannon River	8.01 ft	Very low	−0.01 ft	34 mi

Questions and answers

How does Mill Creek near Walla Walla compare with last year?

It is 0.16 ft lower than on the same day last year, when the reading was 13.36 ft.

What is a normal level for Mill Creek near Walla Walla in mid-October?

The median for mid-October is 14.57 ft. In 8 years out of 10 the reading falls between 13.27 ft and 14.64 ft, based on 38 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 Mill Creek near Walla Walla today?

On Oct 18, 2026, 12:15 AM PDT, the water level was 13.20 ft. Steady over the last 24 hours.

Is Mill Creek near Walla Walla rising or falling?

Steady over the last 24 hours. Steady over the last 7 days.

Is the level of Mill Creek near Walla Walla normal?

Very low for mid-October. Compared with 38 years of daily readings for this time of year.

What is the highest water level ever recorded at Mill Creek near Walla Walla?

The highest level on record is 20.77 ft on February 7, 2020.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:14013000 (Agency page)
Coordinates: 46.00789, -118.11856 (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	13.20 ft	2026-10-18 07:15	Provisional
Flow	32.0 cfs	2026-10-18 07:15	Provisional

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How to cite

U.S. Geological Survey: Mill Creek near Walla Walla (usgs:14013000). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/united-states/washington/mill-creek-near-walla-walla

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