Dorena Lake near Cottage Grove water level

Name: Dorena Lake near Cottage Grove water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

Lake, Dorena Lake, Oregon, United States

Directions

Latest reading

Surface elevation

789.67ft Down 1.23 ft over the last 24 hours

Measured Oct 21, 2026, 02:45 AM PDT (23 min ago)

History

7 days

Surface elevation

What this means

The latest lake level at Dorena Lake near Cottage Grove is 789.67 ft. The agency publishes no normal range or warning level for this lake yet, so there is nothing to judge the number against.

The level is falling, down 1.23 ft over the past 24 hours. Over the past 30 days it has moved between 789.67 ft and 795.69 ft.

Over the past seven days the change adds up to −5.67 ft.

The agency publishes no normal range for this gauge yet, so we show the trend only. How to read levels

Swimming and boating at Dorena Lake near Cottage Grove

Without a published normal range, the trend is the most useful guide, and right now the water is falling.

If you swim, pick a spot with an easy way out, and remember that drop-offs move as the level changes.

Weather at the gauge

No rain in the last 3 days.

20 Tue 73° 42° – Wind 7 mph

21 Wed 77° 46° – Wind 6 mph

22 Thu 60° 44° 0.04 in Wind 6 mph

23 Fri 57° 37° – Wind 6 mph

24 Sat 68° 38° – Wind 6 mph

25 Sun 71° 44° – Wind 5 mph

26 Mon 73° 45° – Wind 6 mph

Forecast: Open-Meteo

Sunrise 07:34 AM Sunset 06:20 PM Daylight 10 hr, 46 min Waxing gibbous 76%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Row River near Cottage GroveRiver gauge, Row River	548 cfs	Normal	±0	1.9 mi
Row River above Pitcher Creek, near DorenaRiver gauge, Row River	19.9 cfs	Low	+1.1 cfs	5.3 mi
Coast Fork Willamette River below Cottage Grove DamRiver gauge, Coast Fork Willamette River	113 cfs	Low	±0	7 mi
Coast Fork Willamette at LondonRiver gauge, Coast Fork Willamette	8.9 cfs	Very low	±0	12 mi
Dexter Dam Tailwater at DexterRiver gauge, Dexter Dam Tailwater	637.19 ft	Very low	±0	12 mi
Middle Fork Willamette River near DexterRiver gauge, Middle Fork Willamette River	1,240 cfs	Very low	+10.0 cfs	13 mi
Coast Fork Willamette River near GoshenRiver gauge, Coast Fork Willamette River	2.19 ft	Below flood stage	±0	13 mi
Lookout Point Dam Tailwater near LowellRiver gauge, Lookout Point Dam Tailwater	692.59 ft	Normal	±0	13 mi

Questions and answers

Is Dorena Lake near Cottage Grove really 789.67 ft deep?

No. 789.67 ft is the height of the water surface above sea level (or the agency's vertical datum), not the depth of the water.

What is the water level of Dorena Lake near Cottage Grove today?

On Oct 21, 2026, 02:45 AM PDT, the surface elevation was 789.67 ft. Down 1.23 ft over the last 24 hours.

Is Dorena Lake near Cottage Grove rising or falling?

Down 1.23 ft over the last 24 hours. Down 5.67 ft over the last 7 days.

Is the level of Dorena Lake near Cottage Grove normal?

The agency publishes no normal range for this gauge yet, so we show the trend only.

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:14155000 (Agency page)
Coordinates: 43.78596, -122.95535 (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

Parameter	Last value	Time (UTC)	Quality
Surface elevation	789.67 ft	2026-10-21 09:45	Provisional

Download

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How to cite

U.S. Geological Survey: Dorena Lake near Cottage Grove (usgs:14155000). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/oregon/dorena-lake-near-cottage-grove

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