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Web Portal Changes: In Spring 2024, the Advanced Hydrologic Prediction Service (AHPS) hosted at will be replaced by the National Water Prediction Service (NWPS) at a repurposed A preview of NWPS is available here, where you can see your station hydrograph by replacing SSSSS with the station 5-character id:

Flood Inundation Mapping: Experimental real-time flood Inundation mapping services for 10% of the United States are now available via the NWS Map Viewer. Additional products and geospatial services depicting River Forecast Center and National Water Model forecasts continue to be accessible as described in the StoryMap here.

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Hydrograph River at a Glance Download
Jordan River at 90th South Stage (ft)Flow (kcfs)Salt Lake County Flood ControlSSWU1(plotting HGIRR) Graph Created (2:22AM Feb 23, 2024)Flood Flow is 2.1 kcfs
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About this graph
Tabular Data (UTC)
Tabular Data (MST)
XML Data
RSS Files
Datum: Not Available
Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Jordan River at 90th South are issued routinely year-round.

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Flood Categories (in KCFS)
Major Flood Flow: 2.32
Moderate Flood Flow: 2.201
Flood Flow: 2.085
Action Flow: 2.027
Low Stage (in feet): -9999

Historic Crests
(1) 2,200 cfs on 05/15/1984

(P): Preliminary values subject to further review.

Recent Crests
(1) 2,200 cfs on 05/15/1984

(P): Preliminary values subject to further review.

Low Water Records
(1) 20 cfs on 08/01/2001
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
6.7 At 6.7 ft (2320 CFS), major flooding along the Jordan River will affect roads, structures and fields. Those living along the river should take steps to alleviate extensive flood damage.
6.5 At 6.5 ft (2201 CFS), moderate flooding will impact structures and fields adjacent to the Jordan River at 90th South. Street flooding may be a problem at this flow, but not expected to produce major damage.
6.3 At 6.3 ft (2085 CFS), the Jordan River will experience minor flooding to structures, roads and fields. Those owning structures along the river should take steps to alleviate flood damage.
About This Location Collapse

Latitude: 40.587500° N, Longitude: 111.912778° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS flow Not Available Not Available Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 4293.2 ft 4299.5 ft  

Current/Historical Observations:

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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Salt Lake City Weather Forecast Office
2242 West North Temple
Salt Lake City, UT 84116
(801) 524-5133
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