Major Flood
30 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
29 ft
Minor Flood
28 ft
Action Stage
26 ft
What Floods at Each Level
30 ft
Homes in the Tubac area within the Santa Cruz River floodplain are flooded or threatened.
29 ft
Homes on left bank and Tubac Golf Course threatened
28 ft
Right bank overtopped. Fields along left bank and Ron Morriss County Park likely flood.
26 ft
Left bank overtopped and Chavez Siding Road low water crossing inundated
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 |
|---|---|---|
| Oct 22, 2000 | 26.56 ft | 10,600 cfs |
| Aug 1, 2007 | 26.16 ft | 10,300 cfs |
| Jul 30, 2010 | 25.3 ft | 5,510 cfs |
About This Gauge
USGS Site
NWS LID
STBA3
River
Santa Cruz River
County
Santa Cruz, AZ
Coordinates
31.6129°N, 111.0415°W
Get Flood Alerts for Santa Cruz 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 Santa Cruz River near Tubac?
The Santa Cruz River near Tubac gauge is maintained by USGS (site 09481740) 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 Santa Cruz River near Tubac?
The NWS-defined flood stage for Santa Cruz River near Tubac is 28 feet. Action stage begins at 26 feet. Moderate flooding starts at 29 feet, and major flooding at 30 feet.
How do I get alerts when Santa Cruz River rises?
Download StormCast free on Google Play, go to River Gauges, and add Santa Cruz River near Tubac to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Santa Cruz River near Tubac gauge located?
The gauge is located in Santa Cruz County, Arizona at coordinates 31.6129°N, 111.0415°W. USGS site number: 09481740. 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