StormCast — Weather & Emergency Alerts

Johnson Creek near Sycamore
Oregon — Water Level & Flood Stage

Located in Multnomah County, Oregon on the Johnson Creek. Live water level data from USGS gauge 14211500, updated every 15 minutes.

Current Water Level

Gage Height

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Streamflow

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Last Reading

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Flood Stages

Major Flood

14 ft

2,130 cfs

Moderate Flood

13 ft

1,750 cfs

Minor Flood

11 ft

1,250 cfs

Action Stage

10 ft

1,050 cfs

Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.

What Floods at Each Level

14 ft

expect widespread flooding of residential and commercial areas along Johnson Creek.

13 ft

expect flooding to begin at numerous locations along Johnson Creek. Evacuations of several homes have historically taken place at this and higher stages.

11 ft

minor flooding begins along Johnson Creek between SE 92nd Street to SE 122nd Street and between Johnson Creek and SE Harold Street.

Impact statements from the National Weather Service, describing what typically happens at each water level.

7-Day Water Level Chart

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View Official NWS Hydrograph →

Historic Crests

Date Stage Flow
Dec 7, 201515.33 ft2,740 cfs
Dec 7, 201515.33 ft2,740 cfs
Nov 18, 199615.3 ft2,550 cfs
Nov 18, 199615.3 ft2,550 cfs
Jan 2, 200914.69 ft2,430 cfs

About This Gauge

USGS Site

14211500

NWS LID

SYCO3

River

Johnson Creek

County

Multnomah, OR

Coordinates

45.4775°N, 122.5083°W

Get Flood Alerts for Johnson Creek

StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.

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Frequently Asked Questions

What is the current water level of Johnson Creek near Sycamore?

The Johnson Creek near Sycamore gauge is maintained by USGS (site 14211500) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.

What is flood stage for Johnson Creek near Sycamore?

The NWS-defined flood stage for Johnson Creek near Sycamore is 11 feet. Action stage begins at 10 feet. Moderate flooding starts at 13 feet, and major flooding at 14 feet.

How do I get alerts when Johnson Creek rises?

Download StormCast free on Google Play, go to River Gauges, and add Johnson Creek near Sycamore to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.

Where is the Johnson Creek near Sycamore gauge located?

The gauge is located in Multnomah County, Oregon at coordinates 45.4775°N, 122.5083°W. USGS site number: 14211500. Data is provided by the U.S. Geological Survey and the National Weather Service.

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Source & Notes

Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey