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Hydrograph River at a Glance Download
Shiawassee River at Owosso Stage (ft)Highest Observation: 3.54 ft at 4:45PM Apr 28, 2024Highest Observation: 3.54 ft at 5:00PM Apr 28, 2024Highest Observation: 3.54 ft at 5:15PM Apr 28, 2024Highest Observation: 3.54 ft at 5:30PM Apr 28, 2024Highest Observation: 3.54 ft at 5:45PM Apr 28, 2024Highest Observation: 3.54 ft at 6:00PM Apr 28, 2024Highest Observation: 3.54 ft at 6:15PM Apr 28, 2024Highest Observation: 3.54 ft at 6:30PM Apr 28, 2024Highest Observation: 3.54 ft at 6:45PM Apr 28, 2024Highest Observation: 3.54 ft at 7:00PM Apr 28, 2024Highest Observation: 3.54 ft at 7:15PM Apr 28, 2024Highest Observation: 3.54 ft at 7:30PM Apr 28, 2024Highest Observation: 3.54 ft at 7:45PM Apr 28, 2024Highest Observation: 3.54 ft at 8:00PM Apr 28, 2024Highest Observation: 3.54 ft at 8:15PM Apr 28, 2024Highest Observation: 3.54 ft at 8:30PM Apr 28, 2024Highest Observation: 3.54 ft at 8:45PM Apr 28, 2024Highest Observation: 3.54 ft at 9:00PM Apr 28, 2024Highest Observation: 3.54 ft at 9:15PM Apr 28, 2024Highest Observation: 3.54 ft at 9:30PM Apr 28, 2024Highest Observation: 3.54 ft at 9:45PM Apr 28, 2024Observed: 3.52 ft at 10:00PM Apr 28, 2024Observed: 3.52 ft at 10:15PM Apr 28, 2024Observed: 3.52 ft at 10:30PM Apr 28, 2024Observed: 3.52 ft at 10:45PM Apr 28, 2024Observed: 3.52 ft at 11:00PM Apr 28, 2024Observed: 3.52 ft at 11:15PM Apr 28, 2024Observed: 3.52 ft at 11:30PM Apr 28, 2024Observed: 3.52 ft at 11:45PM Apr 28, 2024Observed: 3.52 ft at 12:00AM Apr 29, 2024Observed: 3.52 ft at 12:15AM Apr 29, 2024Observed: 3.52 ft at 12:30AM Apr 29, 2024Observed: 3.52 ft at 12:45AM Apr 29, 2024Observed: 3.52 ft at 1:00AM Apr 29, 2024Observed: 3.52 ft at 1:15AM Apr 29, 2024Observed: 3.52 ft at 1:30AM Apr 29, 2024Observed: 3.52 ft at 1:45AM Apr 29, 2024Observed: 3.51 ft at 2:00AM Apr 29, 2024Observed: 3.51 ft at 2:15AM Apr 29, 2024Observed: 3.51 ft at 2:30AM Apr 29, 2024Observed: 3.51 ft at 2:45AM Apr 29, 2024Observed: 3.51 ft at 3:00AM Apr 29, 2024Observed: 3.51 ft at 3:15AM Apr 29, 2024Observed: 3.51 ft at 3:30AM Apr 29, 2024Observed: 3.51 ft at 3:45AM Apr 29, 2024Observed: 3.51 ft at 4:00AM Apr 29, 2024Observed: 3.51 ft at 4:15AM Apr 29, 2024Observed: 3.51 ft at 4:30AM Apr 29, 2024Observed: 3.51 ft at 4:45AM Apr 29, 2024Observed: 3.51 ft at 5:00AM Apr 29, 2024Observed: 3.5 ft at 5:15AM Apr 29, 2024Observed: 3.5 ft at 5:30AM Apr 29, 2024Observed: 3.5 ft at 5:45AM Apr 29, 2024Observed: 3.5 ft at 6:00AM Apr 29, 2024Observed: 3.5 ft at 6:15AM Apr 29, 2024Observed: 3.5 ft at 6:30AM Apr 29, 2024Observed: 3.5 ft at 6:45AM Apr 29, 2024Observed: 3.5 ft at 7:00AM Apr 29, 2024Observed: 3.5 ft at 7:15AM Apr 29, 2024Observed: 3.5 ft at 7:30AM Apr 29, 2024Observed: 3.5 ft at 7:45AM Apr 29, 2024Observed: 3.5 ft at 8:00AM Apr 29, 2024Observed: 3.5 ft at 8:15AM Apr 29, 2024Observed: 3.49 ft at 8:30AM Apr 29, 2024Observed: 3.49 ft at 8:45AM Apr 29, 2024Observed: 3.49 ft at 9:00AM Apr 29, 2024Observed: 3.49 ft at 9:15AM Apr 29, 2024Observed: 3.49 ft at 9:30AM Apr 29, 2024Observed: 3.49 ft at 9:45AM Apr 29, 2024Observed: 3.49 ft at 10:00AM Apr 29, 2024Observed: 3.49 ft at 10:15AM Apr 29, 2024Observed: 3.49 ft at 10:30AM Apr 29, 2024Observed: 3.49 ft at 10:45AM Apr 29, 2024Observed: 3.49 ft at 11:00AM Apr 29, 2024Observed: 3.49 ft at 11:15AM Apr 29, 2024Observed: 3.49 ft at 11:30AM Apr 29, 2024Observed: 3.49 ft at 11:45AM Apr 29, 2024Observed: 3.49 ft at 12:00PM Apr 29, 2024Observed: 3.49 ft at 12:15PM Apr 29, 2024Observed: 3.49 ft at 12:30PM Apr 29, 2024Observed: 3.47 ft at 12:45PM Apr 29, 2024Observed: 3.47 ft at 1:00PM Apr 29, 2024Observed: 3.47 ft at 1:15PM Apr 29, 2024Observed: 3.47 ft at 1:30PM Apr 29, 2024Observed: 3.47 ft at 1:45PM Apr 29, 2024Observed: 3.47 ft at 2:00PM Apr 29, 2024Observed: 3.47 ft at 2:15PM Apr 29, 2024Observed: 3.47 ft at 2:30PM Apr 29, 2024Observed: 3.47 ft at 2:45PM Apr 29, 2024Observed: 3.47 ft at 3:00PM Apr 29, 2024Observed: 3.47 ft at 3:15PM Apr 29, 2024Observed: 3.47 ft at 3:30PM Apr 29, 2024Observed: 3.47 ft at 3:45PM Apr 29, 2024Observed: 3.47 ft at 4:00PM Apr 29, 2024Observed: 3.47 ft at 4:15PM Apr 29, 2024Observed: 3.47 ft at 4:30PM Apr 29, 2024Observed: 3.47 ft at 4:45PM Apr 29, 2024Observed: 3.47 ft at 5:00PM Apr 29, 2024Observed: 3.47 ft at 5:15PM Apr 29, 2024Observed: 3.47 ft at 5:30PM Apr 29, 2024Observed: 3.47 ft at 5:45PM Apr 29, 2024Observed: 3.47 ft at 6:00PM Apr 29, 2024Observed: 3.47 ft at 6:15PM Apr 29, 2024Observed: 3.46 ft at 6:30PM Apr 29, 2024Observed: 3.46 ft at 6:45PM Apr 29, 2024Observed: 3.46 ft at 7:00PM Apr 29, 2024Observed: 3.46 ft at 7:15PM Apr 29, 2024Observed: 3.46 ft at 7:30PM Apr 29, 2024Observed: 3.46 ft at 7:45PM Apr 29, 2024Observed: 3.46 ft at 8:00PM Apr 29, 2024Observed: 3.46 ft at 8:15PM Apr 29, 2024Observed: 3.45 ft at 8:30PM Apr 29, 2024Observed: 3.45 ft at 8:45PM Apr 29, 2024Observed: 3.45 ft at 9:00PM Apr 29, 2024Observed: 3.45 ft at 9:15PM Apr 29, 2024Observed: 3.45 ft at 9:30PM Apr 29, 2024Observed: 3.45 ft at 9:45PM Apr 29, 2024Observed: 3.45 ft at 10:00PM Apr 29, 2024Observed: 3.45 ft at 10:15PM Apr 29, 2024Observed: 3.45 ft at 10:30PM Apr 29, 2024Observed: 3.44 ft at 10:45PM Apr 29, 2024Observed: 3.44 ft at 11:00PM Apr 29, 2024Observed: 3.44 ft at 11:15PM Apr 29, 2024Observed: 3.44 ft at 11:30PM Apr 29, 2024Observed: 3.43 ft at 11:45PM Apr 29, 2024Observed: 3.43 ft at 12:00AM Apr 30, 2024Observed: 3.43 ft at 12:15AM Apr 30, 2024Observed: 3.43 ft at 12:30AM Apr 30, 2024Observed: 3.43 ft at 12:45AM Apr 30, 2024Observed: 3.43 ft at 1:00AM Apr 30, 2024Observed: 3.42 ft at 1:15AM Apr 30, 2024Observed: 3.42 ft at 1:30AM Apr 30, 2024Observed: 3.42 ft at 1:45AM Apr 30, 2024Observed: 3.42 ft at 2:00AM Apr 30, 2024Observed: 3.41 ft at 2:15AM Apr 30, 2024Observed: 3.41 ft at 2:30AM Apr 30, 2024Observed: 3.41 ft at 2:45AM Apr 30, 2024Observed: 3.41 ft at 3:00AM Apr 30, 2024Observed: 3.41 ft at 3:15AM Apr 30, 2024Observed: 3.4 ft at 3:30AM Apr 30, 2024Observed: 3.4 ft at 3:45AM Apr 30, 2024Observed: 3.4 ft at 4:00AM Apr 30, 2024Observed: 3.4 ft at 4:15AM Apr 30, 2024Observed: 3.4 ft at 4:30AM Apr 30, 2024Observed: 3.39 ft at 4:45AM Apr 30, 2024Observed: 3.39 ft at 5:00AM Apr 30, 2024Observed: 3.39 ft at 5:15AM Apr 30, 2024Observed: 3.39 ft at 5:30AM Apr 30, 2024Observed: 3.39 ft at 5:45AM Apr 30, 2024Observed: 3.39 ft at 6:00AM Apr 30, 2024Observed: 3.38 ft at 6:15AM Apr 30, 2024Observed: 3.38 ft at 6:30AM Apr 30, 2024Observed: 3.38 ft at 6:45AM Apr 30, 2024Observed: 3.38 ft at 7:00AM Apr 30, 2024Observed: 3.38 ft at 7:15AM Apr 30, 2024Observed: 3.38 ft at 7:30AM Apr 30, 2024Observed: 3.38 ft at 7:45AM Apr 30, 2024Observed: 3.37 ft at 8:00AM Apr 30, 2024Observed: 3.37 ft at 8:15AM Apr 30, 2024Observed: 3.37 ft at 8:30AM Apr 30, 2024Observed: 3.37 ft at 8:45AM Apr 30, 2024Observed: 3.37 ft at 9:00AM Apr 30, 2024Observed: 3.37 ft at 9:15AM Apr 30, 2024Observed: 3.37 ft at 9:30AM Apr 30, 2024Observed: 3.36 ft at 9:45AM Apr 30, 2024Observed: 3.36 ft at 10:00AM Apr 30, 2024Observed: 3.36 ft at 10:15AM Apr 30, 2024Observed: 3.36 ft at 10:30AM Apr 30, 2024Observed: 3.36 ft at 10:45AM Apr 30, 2024Observed: 3.35 ft at 11:00AM Apr 30, 2024Observed: 3.35 ft at 11:15AM Apr 30, 2024Observed: 3.35 ft at 11:30AM Apr 30, 2024Observed: 3.35 ft at 11:45AM Apr 30, 2024Observed: 3.35 ft at 12:00PM Apr 30, 2024Observed: 3.35 ft at 12:15PM Apr 30, 2024Observed: 3.35 ft at 12:30PM Apr 30, 2024Observed: 3.35 ft at 12:45PM Apr 30, 2024Observed: 3.35 ft at 1:00PM Apr 30, 2024Observed: 3.35 ft at 1:15PM Apr 30, 2024Observed: 3.34 ft at 1:30PM Apr 30, 2024Observed: 3.34 ft at 1:45PM Apr 30, 2024Observed: 3.33 ft at 2:00PM Apr 30, 2024Observed: 3.33 ft at 2:15PM Apr 30, 2024Observed: 3.33 ft at 3:30PM Apr 30, 2024Observed: 3.33 ft at 3:45PM Apr 30, 2024Observed: 3.33 ft at 4:00PM Apr 30, 2024Observed: 3.33 ft at 4:15PM Apr 30, 2024Observed: 3.33 ft at 4:30PM Apr 30, 2024Observed: 3.33 ft at 4:45PM Apr 30, 2024Observed: 3.33 ft at 5:00PM Apr 30, 2024Observed: 3.32 ft at 5:15PM Apr 30, 2024Observed: 3.32 ft at 5:30PM Apr 30, 2024Observed: 3.32 ft at 5:45PM Apr 30, 2024Observed: 3.32 ft at 6:00PM Apr 30, 2024Observed: 3.32 ft at 6:15PM Apr 30, 2024Observed: 3.32 ft at 6:30PM Apr 30, 2024Observed: 3.32 ft at 6:45PM Apr 30, 2024Observed: 3.32 ft at 7:00PM Apr 30, 2024Observed: 3.32 ft at 7:15PM Apr 30, 2024Observed: 3.31 ft at 7:30PM Apr 30, 2024Observed: 3.31 ft at 7:45PM Apr 30, 2024Observed: 3.31 ft at 8:00PM Apr 30, 2024Observed: 3.31 ft at 8:15PM Apr 30, 2024Observed: 3.31 ft at 8:30PM Apr 30, 2024Observed: 3.31 ft at 8:45PM Apr 30, 2024Observed: 3.31 ft at 9:00PM Apr 30, 2024Observed: 3.31 ft at 9:15PM Apr 30, 2024Observed: 3.31 ft at 9:30PM Apr 30, 2024Observed: 3.31 ft at 9:45PM Apr 30, 2024Observed: 3.31 ft at 10:00PM Apr 30, 2024Observed: 3.31 ft at 10:15PM Apr 30, 2024Observed: 3.31 ft at 10:30PM Apr 30, 2024Observed: 3.31 ft at 10:45PM Apr 30, 2024Observed: 3.3 ft at 11:00PM Apr 30, 2024Observed: 3.3 ft at 11:15PM Apr 30, 2024Observed: 3.3 ft at 11:30PM Apr 30, 2024Observed: 3.29 ft at 11:45PM Apr 30, 2024Observed: 3.29 ft at 12:00AM May 01, 2024Observed: 3.28 ft at 12:15AM May 01, 2024Observed: 3.28 ft at 12:30AM May 01, 2024Observed: 3.28 ft at 12:45AM May 01, 2024Observed: 3.27 ft at 1:00AM May 01, 2024Observed: 3.27 ft at 1:15AM May 01, 2024Observed: 3.26 ft at 1:30AM May 01, 2024Observed: 3.26 ft at 1:45AM May 01, 2024Observed: 3.25 ft at 2:00AM May 01, 2024Observed: 3.25 ft at 2:15AM May 01, 2024Observed: 3.24 ft at 2:30AM May 01, 2024Observed: 3.23 ft at 2:45AM May 01, 2024Observed: 3.23 ft at 3:00AM May 01, 2024Observed: 3.23 ft at 3:15AM May 01, 2024Observed: 3.22 ft at 3:30AM May 01, 2024Observed: 3.21 ft at 3:45AM May 01, 2024Observed: 3.17 ft at 4:00AM May 01, 2024Observed: 3.17 ft at 4:15AM May 01, 2024Observed: 3.16 ft at 4:30AM May 01, 2024Observed: 3.16 ft at 4:45AM May 01, 2024Observed: 3.15 ft at 5:00AM May 01, 2024Observed: 3.14 ft at 5:15AM May 01, 2024Observed: 3.14 ft at 5:30AM May 01, 2024Observed: 3.13 ft at 5:45AM May 01, 2024Observed: 3.13 ft at 6:00AM May 01, 2024Observed: 3.12 ft at 6:15AM May 01, 2024Observed: 3.12 ft at 6:30AM May 01, 2024Observed: 3.11 ft at 6:45AM May 01, 2024Observed: 3.11 ft at 7:00AM May 01, 2024Observed: 3.11 ft at 7:15AM May 01, 2024Observed: 3.1 ft at 7:30AM May 01, 2024Observed: 3.1 ft at 7:45AM May 01, 2024Observed: 3.09 ft at 8:00AM May 01, 2024Observed: 3.09 ft at 8:15AM May 01, 2024Observed: 3.09 ft at 8:30AM May 01, 2024Observed: 3.09 ft at 8:45AM May 01, 2024Observed: 3.09 ft at 9:00AM May 01, 2024Observed: 3.09 ft at 9:15AM May 01, 2024Observed: 3.08 ft at 9:30AM May 01, 2024Observed: 3.08 ft at 9:45AM May 01, 2024Observed: 3.08 ft at 10:00AM May 01, 2024Observed: 3.08 ft at 10:15AM May 01, 2024Observed: 3.08 ft at 10:30AM May 01, 2024Observed: 3.08 ft at 10:45AM May 01, 2024Observed: 3.08 ft at 11:00AM May 01, 2024Observed: 3.07 ft at 11:15AM May 01, 2024Observed: 3.07 ft at 11:30AM May 01, 2024Observed: 3.07 ft at 11:45AM May 01, 2024Observed: 3.07 ft at 12:00PM May 01, 2024Observed: 3.07 ft at 12:15PM May 01, 2024Observed: 3.07 ft at 12:30PM May 01, 2024Observed: 3.07 ft at 12:45PM May 01, 2024Observed: 3.07 ft at 1:00PM May 01, 2024Observed: 3.07 ft at 1:15PM May 01, 2024Observed: 3.07 ft at 1:30PM May 01, 2024Observed: 3.07 ft at 1:45PM May 01, 2024Observed: 3.07 ft at 2:00PM May 01, 2024Observed: 3.07 ft at 2:15PM May 01, 2024Observed: 3.07 ft at 2:30PM May 01, 2024Observed: 3.07 ft at 2:45PM May 01, 2024Observed: 3.07 ft at 3:00PM May 01, 2024Observed: 3.07 ft at 3:15PM May 01, 2024Observed: 3.07 ft at 3:30PM May 01, 2024Observed: 3.07 ft at 3:45PM May 01, 2024Observed: 3.07 ft at 4:00PM May 01, 2024Observed: 3.07 ft at 4:15PM May 01, 2024USGS--Water Resources of the United StatesOWOM4(plotting HGIRG) Graph Created (4:33PM May 1, 2024)ObservedLatest observed value: 3.07 ft at 4:15 PM EDT 1-May-2024. Flood Stage is 7 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
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Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Shiawassee River at Owosso are issued as needed during times of high water, but are not routinely available.

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Downstream Gauge Downstream Gauge - at JAMES TOWNSHIP
Flood Categories (in feet)
Major Flood Stage: 10
Moderate Flood Stage: 9
Flood Stage: 7
Action Stage: 6
Low Stage (in feet): 0

Historic Crests
(1) 10.35 ft on 04/06/1947
(2) 10.30 ft on 10/01/1981
(3) 10.27 ft on 03/20/1948
(4) 9.25 ft on 04/22/1975
(5) 9.10 ft on 02/21/2018
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 7.19 ft on 06/27/2021 (P)
(2) 7.28 ft on 01/12/2020
(3) 9.10 ft on 02/21/2018
(4) 8.71 ft on 04/07/2017
(5) 8.45 ft on 05/15/2014
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 1.12 ft on 07/27/1934

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:16
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Gauge LocationGauge Map Marker
 Disclaimer
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
10.3 The entire area east of Park Street and as far north as Comstock Street will flood. Many homes and businesses will be surronded by water and experience basement flooding.
9 Considerable basement flooding occurs in adjacent residential sections from backed up sewers. The south end of Martin Street, Grover Street and Jerome Avenue flood.
7 Flooding begins in residential area along Jerome Avenue east of South Washington Avenue in Owosso.
6 Some adjacent lowland floods.
About This Location Collapse

Latitude: 43.015000° N, Longitude: 84.181111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 7 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(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 29 707.25 ft 714.25 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

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.
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