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Hydrograph River at a Glance Download
Little Miami River at Kings Mills Stage (ft)Flow (kcfs)Highest Observation: 5.64 ft at 7:00AM Nov 22, 2021Observed: 5.38 ft at 7:00AM Nov 24, 2021Observed: 5.09 ft at 7:00AM Nov 26, 2021KIMO1(plotting HGIRZ) Graph Created (10:37PM Nov 27, 2021)ObservedLatest observed value: 5.09 ft at 7:00 AM EST 26-Nov-2021. Flood Stage is 17 ft
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Tabular Data (UTC)
Tabular Data (EST)
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Datum: Not Available
NOTE: River Forecasts typically include ONLY 2 days of future rain from forecast issuance time (lower right of graph). Occasionally 3 days of future rain included.

NOTE: Forecasts for the Little Miami River at Kings Mills are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - near South Lebanon Upstream Gauge Downstream Gauge Downstream Gauge - at Milford
Flood Categories (in feet)
Major Flood Stage: 31
Moderate Flood Stage: 24
Flood Stage: 17
Action Stage: 13
Low Stage (in feet): -9999

Historic Crests
(1) 33.70 ft on 03/26/1913
(2) 31.80 ft on 01/22/1959
(3) 27.20 ft on 03/05/1897
(4) 26.77 ft on 01/25/1937
(5) 26.77 ft on 04/20/1940
(6) 26.54 ft on 03/06/1945
(7) 25.68 ft on 03/05/1963
(8) 25.50 ft on 03/10/1964
(9) 24.85 ft on 05/24/1968
(10) 24.78 ft on 01/22/1937
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 19.35 ft on 06/19/2021 (P)
(2) 20.55 ft on 05/19/2020 (P)
(3) 17.84 ft on 03/20/2020 (P)
(4) 19.67 ft on 02/08/2019
(5) 19.80 ft on 02/06/2019
(6) 22.10 ft on 02/25/2018
(7) 20.52 ft on 11/06/2017
(8) 17.28 ft on 04/29/2017
(9) 20.35 ft on 03/01/2017
(10) 16.90 ft on 12/22/2013
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 1.00 ft on 08/07/1912
(2) 2.00 ft on 11/25/1934
(3) 2.00 ft on 06/28/1931

For more information on your flood risk go to

Zoom Level:14
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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
33 Major flooding in South Lebanon covers about one third of the town, with water several feet deep into homes and businesses between Broadway Street and the river. The Village of Morrow also experiences moderate flooding along streets close to the river and along Todd Fork Creek. Kings Mills Road near Foster is also severely flooded.
31 Major flooding occurs in South Lebanon, especially buildings between McKinley Street and the river. Water is several feet deep into many homes. Flood waters are several feet deep along Mason-Morrow-Millgrove Road, as well as on Front Street in Morrow.
30 This is roughly equal to the FEMA 1 percent flood. Much of South Lebanon between East Pike Street and the river is flooded, including backwater flooding along Turtle Creek and Dry Run. Long stretches of Mason Morrow Milgrove Road are also flooded, as well as much of the village of Morrow.
26 South Lebanon incurs the worst of the flooding, with homes inundated along South Main Street and King Avenue in South Lebanon. Long stretches of Mason-Morrow-Millgrove Road is flooded, as well as Front Street in Morrow. Water spills onto Kings Mills Road near Foster.
24 Flooding along portions of South Main Street, South High Street and King Avenue in South Lebanon is a foot deep or more. Basement flooding of several feet occurs in riverfront homes of South Lebanon. Flooding also occurs along Front and Miami Streets in Morrow and becomes worse along portions of Mason-Morrow-Millgrove Road. Todd Fork Creek in Morrow experiences backwater flooding resulting in flooding along Front Street and other low-lying roads in Morrow.
22 Low-lying roads are affected in South Lebanon including South Main and McKinley Streets and King Avenue. Some homes near the river incur basement flooding in South Lebanon. Lowland flooding can be expected elsewhere in Warren County near the Little Miami River including Mason-Morrow-Millgrove Road.
19.5 Flooding can be expected near Turtle Creek in South Lebanon. Roads affected by the flooding include Broadway, McKinley and Pike Streets.
19 Flood waters begins to approach low-lying roads in Foster and South Lebanon, in addition to flooding along Front Street in Morrow, Stubbs Mills Road and stretches of Mason Morrow Milgrove Road.
18 Several areas along Mason Morrow Milgrove Road are flooded, as well as Front Street in Morrow and Stubbs Mills Road. portions of Rogers Park in South Lebanon is flooded.
17 Flooding of lowland areas occurs from South Lebanon to Foster. Portions of Mason-Morrow-Millgrove Road also flood, as well as Stubbs Mills Road near the river. Front Street in Morrow floods.
About This Location Collapse

Latitude: 39.351389° N, Longitude: 84.242778° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 17 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 587.1 ft 604.1 ft  
Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS) 7 Day (NAEFS) River Forecast VS. River Potential
HEFS Ensemble NAEFS Ensemble Outlook vs. Forecast

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

See the Product Description Document link for more details on the interpretation of the 3,7 day graphics.

Click individual graphics to enlarge.

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Hydrologic Resources Additional Resources
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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
Wilmington Weather Forecast Office
1901 South State Route 134
Wilmington, OH 45177
(937) 383-0031
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Page last modified: 2-Nov-2020 7:30 PM
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