Major Flood
3 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
2 ft
Minor Flood
1.5 ft
Action Stage
1 ft
What Floods at Each Level
1.3 ft
San Juan Avenue boat ramp, picnic pavilion and parking lot floods. Docks, yards and low lying property along Lake Shore Blvd, Hyde Park Circle and Cedar Hills Estates begin to flood.
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 |
|---|---|---|
| Sep 11, 2017 | 5.66 ft | — |
| Sep 11, 2017 | 5.48 ft | — |
| Sep 25, 2004 | 3.9 ft | -9,999 cfs |
About This Gauge
Get Flood Alerts for Cedar 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 Cedar River at San Juan Ave Jacksonville (in MHHW)?
The Cedar River at San Juan Ave Jacksonville (in MHHW) gauge is maintained by USGS (site 02246459) 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 Cedar River at San Juan Ave Jacksonville (in MHHW)?
The NWS-defined flood stage for Cedar River at San Juan Ave Jacksonville (in MHHW) is 1.5 feet. Action stage begins at 1 feet. Moderate flooding starts at 2 feet, and major flooding at 3 feet.
How do I get alerts when Cedar River rises?
Download StormCast free on Google Play, go to River Gauges, and add Cedar River at San Juan Ave Jacksonville (in MHHW) 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 Cedar River at San Juan Ave Jacksonville (in MHHW) gauge located?
The gauge is located in Duval County, Florida at coordinates 30.2819°N, 81.7406°W. USGS site number: 02246459. 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
- Water levels are referenced to the Mean Higher High Water (MHHW) Datum. This datum can be used to approximate sea water inundation of normally dry ground near the coast. For specific impacts, please refer to the statements on this page.