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Mattole River near Ettersburg water level

River gauge, Mattole River, California, United States

Directions

Right now

Normal for mid-October

Water level

8.39ft Up 0.06 ft over the last 24 hours

Flow
8.2 cfs
10 20 30 Highest onrecord 28.11 ft

History

History
8.338.358.38ftOct 16Oct 17Oct 18Oct 19Oct 208.338.358.38ftOct 16Oct 18Oct 20
Water level

What this means

The gauge at Mattole River near Ettersburg reads 8.39 ft, a normal level for mid-October.

The water is rising: up 0.06 ft over the past 24 hours. Over the past 30 days it has moved between 8.32 ft and 8.39 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
28.11 ftFebruary 25, 2019

What the stage means on the water

A normal level is usually prime time for floating and wade fishing, as long as the weather holds upstream.

Highest crests on record

RankLevelDate
128.11 ftFebruary 25, 2019
228.07 ftDecember 21, 2025
326.83 ftDecember 28, 2005
424.65 ftMarch 30, 2012
524.53 ftDecember 16, 2002
624.28 ftJanuary 13, 2024
723.97 ftDecember 15, 2016
823.92 ftMarch 13, 2023
923.66 ftDecember 30, 2022
1022.65 ftFebruary 9, 2017

Weather at the gauge

The forecast is not available right now.

Sunrise 07:33 AM Sunset 06:30 PM Daylight 10 hr, 58 min Waxing gibbous 72%

Map

Other gauges on the Mattole River

Gauge Level Compared with normal 24 hours Distance
Mattole River near PetroliaRiver gauge, Mattole River 15.9 cfs Very low +0.9 cfs 20 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Sf Eel River near MirandaRiver gauge, Sf Eel River 6.20 ft Below flood stage +0.02 ft 12 mi
Bull Creek near WeottRiver gauge, Bull Creek 0.3 cfs Very low ±0 15 mi
Eel R A Fort SewardRiver gauge 7.22 ft Below flood stage ±0 20 mi
Sf Eel R A LeggettRiver gauge 15.0 cfs Low +0.6 cfs 23 mi
Van Duzen River near BridgevilleRiver gauge, Van Duzen River −0.32 ft Below flood stage +0.02 ft 24 mi
Eel R A ScotiaRiver gauge 8.75 ft Below flood stage +0.03 ft 25 mi
Elder Creek near BranscombRiver gauge, Elder Creek 0.7 cfs Low +0.1 cfs 34 mi
Sf Eel River near BranscombRiver gauge, Sf Eel River 0.3 cfs Very low +0.1 cfs 34 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 Mattole River near Ettersburg today?

On Oct 20, 2026, 03:00 PM PDT, the water level was 8.39 ft. Up 0.06 ft over the last 24 hours.

Is Mattole River near Ettersburg rising or falling?

Up 0.06 ft over the last 24 hours.

Is the level of Mattole River near Ettersburg 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 Mattole River near Ettersburg?

The highest level on record is 28.11 ft on February 25, 2019.

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:11468900 (Agency page)
Coordinates
40.13928, -123.99140 (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 8.39 ft 2026-10-20 22:00 Provisional
Flow 8.2 cfs 2026-10-20 22:00 Provisional

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How to cite

U.S. Geological Survey: Mattole River near Ettersburg (usgs:11468900). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/california/mattole-river-near-ettersburg

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.