Major Flood
16 ft
Current Water Level
Gage Height
Loading...
Streamflow
Loading...
Last Reading
Loading...
FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
15 ft
Minor Flood
14 ft
Action Stage
12 ft
What Floods at Each Level
18 ft
The southern pacific railroad tracks may be overtopped. Major damage and rapid flooding is likely east of tracks in much of continental and eastern sections of sahuarita.
17 ft
Major flooding occurs between continental and the tucson city limits with numerous homes and businesses flooded. The interstate 19 bridge is threatened near kilometer marker 92.
16 ft
Bank protection is overtopped in Green Valley, flooding numerous homes and businesses. Much of Nogales Highway flooded from Continental Road and Pima Mine Road. Low lying areas in Sahuarita between Villita Road and Santa Rita Road flood.
15 ft
Bridge bottoms reached at Continental Rd, Sahuarita Rd, and Pima Mine Rd. Erosion damage begins at Haven Golf Course on left bank. Sections of Nogales Highway between Sahuarita and Pima Mine Roads threatened. Homes on the right bank may flood due to backup from the Continental Road bridge.
14 ft
Erosion likely outside soil cement bank protection. Pecan orchards further inundated.
12 ft
Pecan orchards adjacent to the river begin to flood.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
Loading chart data...
Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Oct 2, 1983 | 16.34 ft | 45,000 cfs |
| Jan 19, 1993 | 14.75 ft | 32,400 cfs |
| Oct 8, 1977 | 13.6 ft | 26,500 cfs |
About This Gauge
USGS Site
NWS LID
SCCA3
River
Santa Cruz River
County
Pima, AZ
Coordinates
31.8715°N, 110.9801°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 at Green Valley?
The Santa Cruz River at Green Valley gauge is maintained by USGS (site 09482000) 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 at Green Valley?
The NWS-defined flood stage for Santa Cruz River at Green Valley is 14 feet. Action stage begins at 12 feet. Moderate flooding starts at 15 feet, and major flooding at 16 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 at Green Valley 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 at Green Valley gauge located?
The gauge is located in Pima County, Arizona at coordinates 31.8715°N, 110.9801°W. USGS site number: 09482000. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Santa Cruz River
On This River
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey