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Green River below Howard A Hanson Dam water level

River gauge, Green River, Washington, United States

Directions

Right now

Normal for mid-October

Water level

4.81ft Steady over the last 24 hours

Flow
400 cfs
5 10 Highest onrecord 13.18 ft

History

History
4.814.824.82ftOct 16Oct 16Oct 17Oct 17Oct 184.814.824.82ftOct 16Oct 17Oct 18
Water level

What this means

Water levels are unremarkable at Green River below Howard A Hanson Dam, where the gauge shows 4.81 ft.

It has barely moved over the past 24 hours. The 30-day range is 4.80 ft – 4.82 ft.

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

Compared with 5 years of daily readings for this time of year. How to read levels

Key numbers

Highest on record
13.18 ftNovember 8, 2006

Paddling and fishing conditions

Most paddlers and anglers will find the river in good shape at this stage.

Highest crests on record

RankLevelDate
113.18 ftNovember 8, 2006
212.78 ftJanuary 13, 2009
312.75 ftJanuary 19, 2011
412.75 ftFebruary 22, 2012
512.46 ftDecember 16, 1999
612.41 ftJanuary 16, 2011
712.14 ftJanuary 10, 2006
812.09 ftJanuary 31, 2003
911.93 ftApril 1, 2011
1011.82 ftDecember 13, 2010

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.

17 Sat 58° 46° 0.13 in, 72% Wind 8 mph
18 Sun 58° 41° – Wind 6 mph
19 Mon 57° 45° – Wind 7 mph
20 Tue 65° 44° – Wind 6 mph
21 Wed 69° 47° – Wind 6 mph
22 Thu 55° 43° – Wind 6 mph
23 Fri 58° 38° – Wind 6 mph

Forecast: Open-Meteo

Sunrise 07:30 AM Sunset 06:15 PM Daylight 10 hr, 45 min First quarter 48%

Map

Other gauges on the Green River

Gauge Level Compared with normal 24 hours Distance
Green River at Purification Plant near PalmerRiver gauge, Green River 4.05 ft Normal −0.02 ft 2.9 mi
Green River below Crisp Creek near Black DiamondRiver gauge, Green River 138.49 ft No reference yet ±0 13 mi
Green River near AuburnRiver gauge, Green River 57.21 ft Very high +0.01 ft 19 mi
Green River above S 277th St at KentRiver gauge, Green River 37.57 ft Normal +0.01 ft 20 mi
Green River below Meeker St at KentRiver gauge, Green River 18.94 ft Normal +0.02 ft 23 mi
Green River at 200th Street at KentRiver gauge, Green River 383 cfs Low +6.0 cfs 24 mi
Green River at TukwilaRiver gauge, Green River 2.57 ft No reference yet +0.05 ft 25 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Taylor Creek near SelleckRiver gauge, Taylor Creek 1.81 ft Very low +0.01 ft 7 mi
Boulder Creek near Cedar FallsRiver gauge, Boulder Creek 0.1 cfs Low ±0 8 mi
Rex River near Cedar FallsRiver gauge, Rex River 3.01 ft Very low +0.04 ft 8 mi
Cedar Lake (Masonry Pool) near Cedar FallsLake, Cedar Lake (Masonry Pool) 1,517.78 ft Low −0.19 ft 9 mi
Cedar River at Cedar FallsRiver gauge, Cedar River 6.10 ft High +0.01 ft 9 mi
Cedar River at Powerplant at Cedar FallsRiver gauge, Cedar River 31.45 ft Low +0.01 ft 9 mi
Canyon Creek near Cedar FallsRiver gauge, Canyon Creek 0.61 ft Low ±0 9 mi
Cedar River near Cedar FallsRiver gauge, Cedar River 2.25 ft Low ±0 10 mi

Questions and answers

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 Green River below Howard A Hanson Dam today?

On Oct 18, 2026, 02:30 AM PDT, the water level was 4.81 ft. Steady over the last 24 hours.

Is Green River below Howard A Hanson Dam rising or falling?

Steady over the last 24 hours.

Is the level of Green River below Howard A Hanson Dam normal?

Normal for mid-October. Compared with 5 years of daily readings for this time of year.

What is the highest water level ever recorded at Green River below Howard A Hanson Dam?

The highest level on record is 13.18 ft on November 8, 2006.

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.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:12105900 (Agency page)
Coordinates
47.28371, -121.79789 (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 4.81 ft 2026-10-18 09:30 Provisional
Flow 400 cfs 2026-10-18 09:30 Provisional

Download

Embed this gauge

Add a live card for this gauge to your website. It updates on its own and links back here.

How to cite

U.S. Geological Survey: Green River below Howard A Hanson Dam (usgs:12105900). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/united-states/washington/green-river-below-howard-a-hanson-dam

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.