Rivers in Oregon

Clackamas River near Estacada

Clackamas County, OregonNWS ESTO3USGS 14210000Portland office

Below flood stage
10.75ftStage

Observed Sun, Sep 20, 2:45 PM PDT

Flood stage
20.00 ft
Forecast crest
10.75 ftSat, Sep 26, 11:00 PM PDT
Record crest
30.36 ft1964

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood25.00 ft
Moderate flood23.00 ft
Minor flood20.00 ft
Action18.00 ft
  1. 28.00 ftexpect major flooding along the river from Estacada downstream to the confluence with the Willamette River. The most severe impacts will likely be in the Carver area, along with the developed areas near the confluence of the Clackamas and Willamette Rivers.
  2. 25.00 ftexpect major flood damage at parks along the river. Also expect flooding in Carver, along with numerous homes along the Clackamas River from Estacada downstream to the confluence with the Willamette.
  3. 23.00 ftexpect flooding to begin in the light industrial areas near the confluence of the Clackamas and Willamette Rivers. A trailer court at Carver is threatened at this point. Some access roads are flooded and closed above this level from Estacada downstream to Carver.
  4. 21.00 ftexpect widespread flooding of lowland and agricultural land from Estacada to Carver. Numerous parks along the river are also threatened with flooding.
  5. 20.00 ftexpect lowland flooding from Estacada several miles downstream to Carver.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor flooding7%
Moderate floodingUnder 5%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 20, 2026.

Crest history

42 crests on NOAA’s list since 1960.

#DateStage
1December 22, 196430.36 ft
2February 7, 199627.57 ft
3December 19, 202526.25 ft
4January 21, 197225.52 ft
5January 16, 197425.03 ft
6February 10, 196124.96 ft
7November 24, 196024.82 ft
8January 17, 201124.01 ft
9December 13, 197723.56 ft
10November 28, 199523.40 ft
11February 23, 198622.80 ft
12January 2, 200922.75 ft
13February 20, 198222.70 ft
14December 25, 198022.69 ft
15November 26, 199922.68 ft
16January 11, 200622.63 ft
17November 25, 197722.58 ft
18December 28, 199822.39 ft
19January 1, 199722.30 ft
20November 7, 200622.29 ft
21November 19, 199622.15 ft
22December 31, 200521.87 ft
23January 31, 199721.52 ft
24January 23, 197021.51 ft
25December 10, 198721.46 ft

Most recent crests

  • December 19, 2025: 26.25 ft
  • April 8, 2023: 21.00 ft
  • October 22, 2017: 21.21 ft
  • December 18, 2015: 20.87 ft
  • December 7, 2015: 21.17 ft
  • December 21, 2014: 20.30 ft
  • November 20, 2012: 20.03 ft
  • March 31, 2012: 20.55 ft
  • January 17, 2011: 24.01 ft
  • January 2, 2009: 22.75 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Northwest River Forecast Center. Forecasts are issued routinely year-round. Gauge reading affected by reservoir operations.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.