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Issaquah Creek near Mouth near Issaquah water level

River gauge, Issaquah Creek, Washington, United States

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Right now

Normal for mid-October

Water level

3.82ft Steady over the last 24 hours

Flow
23.7 cfs
3.5 4.0 4.5

History

History
3.03.54.04.5ftOct 16Oct 17Oct 18Oct 20Oct 213.03.54.04.5ftOct 16Oct 18Oct 21
34ftSep 22Sep 29Oct 6Oct 13Oct 2134ftSep 22Oct 6Oct 21
35810ftOct 2025Jan 2026Apr 2026Jul 2026Oct 202635810ftOct 2025Apr 2026Oct 2026
35810ftJanMarMayJulSepNov202635810ftJanAprJulOct2026

20252026

Water level Normal range (10–90 %)

What this means

Issaquah Creek near Mouth near Issaquah is at 3.82 ft, in the normal range for mid-October.

That puts it 0.05 ft below the median of 3.87 ft for mid-October, based on 38 years of readings. A year ago it stood at 4.32 ft (−0.50 ft).

The level has held steady over the past 24 hours. In the last month it has stayed between 3.77 ft and 4.05 ft.

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

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

Key numbers

Median for this date
3.87 ft0.05 ft below the median for this date
Normal for this date
3.33 ft – 4.75 ft8 years in 10 fall in this range (38 years of records)
Same day last year
4.32 ft−0.50 ft
Lowest and highest in 30 days
3.77 ft – 4.05 ft
Lowest and highest in 12 months
3.73 ft – 10.85 ft

Floating and fishing near Issaquah Creek near Mouth near Issaquah

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

Weather at the gauge

Rain in the last 3 days: 0.03 in. Rain that falls upstream can take hours or days to show up at a river gauge.

20 Tue 64° 46° – Wind 6 mph
21 Wed 71° 47° – Wind 5 mph
22 Thu 59° 44° 0.00 in Wind 7 mph
23 Fri 54° 43° 0.00 in Wind 5 mph
24 Sat 59° 40° – Wind 5 mph
25 Sun 63° 42° – Wind 4 mph
26 Mon 63° 46° – Wind 4 mph

Forecast: Open-Meteo

Sunrise 07:36 AM Sunset 06:11 PM Daylight 10 hr, 34 min Waxing gibbous 75%

Map

Other gauges on Issaquah Creek

Gauge Level Compared with normal 24 hours Distance
Issaquah Creek near HobartRiver gauge, Issaquah Creek 3.88 ft Normal ±0 7 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Sammamish Lake near RedmondLake, Sammamish Lake 25.95 ft Normal ±0 3.4 mi
Raging River near Fall CityRiver gauge, Raging River 9.77 ft High −0.01 ft 7 mi
Cedar River at RentonRiver gauge, Cedar River 8.58 ft Normal +0.01 ft 9 mi
Snoqualmie River near SnoqualmieRiver gauge, Snoqualmie River 2.52 ft Very low −0.06 ft 10 mi
Snoqualmie River near CarnationRiver gauge, Snoqualmie River 44.52 ft Very low −0.04 ft 10 mi
Cedar River near LandsburgRiver gauge, Cedar River 1.32 ft Low ±0 12 mi
Springbrook Creek at OrilliaRiver gauge, Springbrook Creek 16.87 ft High −0.03 ft 12 mi
Cedar River below Diversion near LandsburgRiver gauge, Cedar River 3.11 ft Very low +0.01 ft 12 mi

Questions and answers

How does Issaquah Creek near Mouth near Issaquah compare with last year?

It is 0.50 ft lower than on the same day last year, when the reading was 4.32 ft.

What is a normal level for Issaquah Creek near Mouth near Issaquah in mid-October?

The median for mid-October is 3.87 ft. In 8 years out of 10 the reading falls between 3.33 ft and 4.75 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 Issaquah Creek near Mouth near Issaquah today?

On Oct 20, 2026, 11:15 PM PDT, the water level was 3.82 ft. Steady over the last 24 hours.

Is Issaquah Creek near Mouth near Issaquah rising or falling?

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

Is the level of Issaquah Creek near Mouth near Issaquah normal?

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

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:12121600 (Agency page)
Coordinates
47.55230, -122.04788 (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 3.82 ft 2026-10-21 06:15 Provisional
Flow 23.7 cfs 2026-10-21 06:15 Provisional

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How to cite

U.S. Geological Survey: Issaquah Creek near Mouth near Issaquah (usgs:12121600). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/washington/issaquah-creek-near-mouth-near-issaquah

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.