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Hydrograph River at a Glance Download
Cuivre River at Old Monroe Stage (ft)OMNM7(plotting HGIRZ) Graph Created (6:35PM Mar 29, 2015)Flood Stage is 24 ft
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Tabular Data (UTC)
Tabular Data (CDT)
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Datum: Not Available
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.

Reliability of the Forecast: Unavailable due to missing or inaccurate readings

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

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Upstream Gauge - at Troy Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 30
Moderate Flood Stage: 27
Flood Stage: 24
Action Stage: 22
Low Stage (in feet): 0

Historic Crests
(1) 37.40 ft on 12/04/1982
(2) 36.60 ft on 05/18/1975
(3) 35.50 ft on 08/01/1993
(4) 33.90 ft on 02/24/1985
(5) 33.70 ft on 04/03/1973
(6) 33.00 ft on 05/18/1995
(7) 32.70 ft on 05/08/2002
(8) 32.50 ft on 04/13/1979
(9) 32.10 ft on 05/01/1983
(10) 31.99 ft on 06/27/2008
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 29.90 ft on 04/23/2013
(2) 24.75 ft on 07/01/2011
(3) 27.50 ft on 06/19/2011
(4) 24.50 ft on 06/06/2011
(5) 24.25 ft on 05/27/2011
(6) 27.00 ft on 04/26/2011
(7) 26.20 ft on 08/01/2010
(8) 26.64 ft on 07/22/2010
(9) 25.25 ft on 07/11/2010
(10) 26.75 ft on 06/26/2010
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 9.20 ft on 09/18/1971
(2) 9.40 ft on 09/02/1970

For more information on your flood risk go to

Zoom Level:15
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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
37.4 This is the RECORD FLOOD LEVEL that was reached on December 4 1982.
37 The levee protecting Old Monroe is overtopped.
35.79 Main Street in Old Monroe is flooded
35.5 This flood level was reached on August 1 1993.
33.79 Low Steel Elevation on Old 79 Highway Bridge is reached.
31.8 Old Highway 79 floods between Old Monroe and Highway 79.
31.25 Low steel on the BNSF railroad bridge is reached.
30.8 The Corner of Sycamore St. and First Street is flooded.
30 Major flooding begins. Residential flooding in Old Monroe.
29.1 Streets in Old Monroe begin flooding.
28.1 Dyer Road upstream from the gage begins flooding just downstream of the new Highway 79 bridge.
27 Right bank overflows.
24.5 Extensive left bank agricultural flooding develops upstream of the gage. A utility road is flooded along the Old Monroe levee along the left bank upstream of the gage.
24 Initial flooding upstream.
23.5 Minor agricultural land begins to flood.
About This Location Collapse

Latitude: 38.928889° N, Longitude: 90.745833° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 24 ft 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 29 410 ft 434 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
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How low could the river get?
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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
St. Louis Weather Forecast Office
12 Missouri Research Park Drive
St. Charles, MO 63304
(636) 441-8467
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Page last modified: 12-Feb-2015 9:33 PM
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