Portneuf River at Pocatello
Idaho — Water Level & Flood Stage
Located in Bannock County, Idaho on the Portneuf River. Live water level data from USGS gauge 13075500, 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
11 ft
1,590 cfs
Moderate Flood
10 ft
1,220 cfs
Minor Flood
8.5 ft
881 cfs
Action Stage
8 ft
790 cfs
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
10 ft
Significant flooding of agricultural land will occur from the Inkom and Blackrock area. Lowland flooding will occur along sections of the river in Pocatello from Portneuf Gap to the Cheyenne Avenue Bridge and downstream of the concrete channel beginning at Sacajawea Park.
9.4 ft
Water will encroach around sitting benches near the river at the Pacific Recycling Trailhead.
9.15 ft
Flooding of low lying agricultural land and pasture will occur in the Inkom and Blackrock area. Lowland flooding is likely along sections of the river between Portneuf Gap and the Cheyenne Avenue Bridge in Pocatello.
8.5 ft
Sections of Sacajawea Park will be under water and the trail is usually closed at this level. Marsh Creek near Inkom may also be over its banks.
8 ft
Water will encroach onto portions of the bike and walking trail next to the river in Sacajawea Park in Pocatello.
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 |
|---|---|---|
| May 16, 1984 | 13.85 ft | 2,870 cfs |
| May 16, 1984 | 13.85 ft | 2,870 cfs |
| May 30, 1983 | 11.19 ft | 1,990 cfs |
| May 30, 1983 | 11.19 ft | 1,990 cfs |
| May 29, 2023 | 11.14 ft | 1,310 cfs |
About This Gauge
USGS Site
NWS LID
PIHI1
River
Portneuf River
County
Bannock, ID
Coordinates
42.8716°N, 112.4682°W
Get Flood Alerts for Portneuf 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 Portneuf River at Pocatello?
The Portneuf River at Pocatello gauge is maintained by USGS (site 13075500) 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 Portneuf River at Pocatello?
The NWS-defined flood stage for Portneuf River at Pocatello is 8.5 feet. Action stage begins at 8 feet. Moderate flooding starts at 10 feet, and major flooding at 11 feet.
How do I get alerts when Portneuf River rises?
Download StormCast free on Google Play, go to River Gauges, and add Portneuf River at Pocatello 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 Portneuf River at Pocatello gauge located?
The gauge is located in Bannock County, Idaho at coordinates 42.8716°N, 112.4682°W. USGS site number: 13075500. 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
- Stage may be affected by ice during winter months.