Naselle River near Naselle
Washington — Water Level & Flood Stage
Located in Pacific County, Washington on the Naselle River. Live water level data from USGS gauge 12010000, 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
17 ft
9,200 cfs
Moderate Flood
16 ft
8,200 cfs
Minor Flood
15 ft
7,200 cfs
Action Stage
14 ft
6,200 cfs
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
17 ft
expect major flooding in Naselle with numerous homes completely surrounded by flood waters and a several structures flooded. Numerous roads are flooded with deep and swiftly moving water, including State Route 4.
16 ft
expect flooding of several homes and roads along and near the Naselle River. Portions of State Route 4 will likely be flooded. Widespread pasture land flooding also occurs above this level.
15 ft
expect flooding in numerous lowland areas along the Naselle. Historically, water begins to surround homes along and near the river at this point. A few roads are flooded at this level, including low sections of State Route 4.
14 ft
some localized flooding begins. The river spills over its banks, causing pasture flooding at this point. Some secondary roads may have water over them in spots.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Jan 7, 2009 | 20.62 ft | 13,600 cfs |
| Jan 7, 2009 | 20.62 ft | 13,600 cfs |
| Dec 9, 2025 | 19.8 ft | 12,385 cfs |
| Dec 9, 2025 | 19.8 ft | 12,385 cfs |
| Mar 18, 1997 | 19.26 ft | 12,600 cfs |
About This Gauge
USGS Site
NWS LID
NASW1
River
Naselle River
County
Pacific, WA
Coordinates
46.3740°N, 123.7435°W
Get Flood Alerts for Naselle River
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.
Frequently Asked Questions
What is the current water level of Naselle River near Naselle?
The Naselle River near Naselle gauge is maintained by USGS (site 12010000) 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 Naselle River near Naselle?
The NWS-defined flood stage for Naselle River near Naselle is 15 feet. Action stage begins at 14 feet. Moderate flooding starts at 16 feet, and major flooding at 17 feet.
How do I get alerts when Naselle River rises?
Download StormCast free on Google Play, go to River Gauges, and add Naselle River near Naselle 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 Naselle River near Naselle gauge located?
The gauge is located in Pacific County, Washington at coordinates 46.3740°N, 123.7435°W. USGS site number: 12010000. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey