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Hydrograph River at a Glance Download
Maumee River at Waterville Stage (ft)Flow (kcfs)Highest Forecast: 3.6 ft 2:00AM May 20, 2022Forecast: 3.5 ft 8:00AM May 20, 2022Forecast: 3.4 ft 2:00PM May 20, 2022Forecast: 3.3 ft 8:00PM May 20, 2022Forecast: 3.3 ft 2:00AM May 21, 2022Forecast: 3.2 ft 8:00AM May 21, 2022Forecast: 3.2 ft 2:00PM May 21, 2022Forecast: 3.1 ft 8:00PM May 21, 2022Forecast: 3 ft 2:00AM May 22, 2022Forecast: 3 ft 8:00AM May 22, 2022Forecast: 3 ft 2:00PM May 22, 2022Forecast: 2.9 ft 8:00PM May 22, 2022Forecast: 2.9 ft 2:00AM May 23, 2022Forecast: 2.9 ft 8:00AM May 23, 2022Forecast: 2.8 ft 2:00PM May 23, 2022Forecast: 2.8 ft 8:00PM May 23, 2022Forecast: 2.8 ft 2:00AM May 24, 2022Forecast: 2.7 ft 8:00AM May 24, 2022USGS--Water Resources of the United StatesWTVO1(plotting HGIRZ) Graph Created (8:47PM May 19, 2022)Forecast (issued 9:50AM May 19)Flood Stage is 11 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
NOTE: Hydrograph unavailable due to equipment issues.

NOTE: Forecasts for the Maumee River at Waterville are issued routinely year-round.

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Upstream Locations Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 16
Moderate Flood Stage: 15
Flood Stage: 11
Action Stage: 9
Low Stage (in feet): -9999

Historic Crests
(1) 19.90 ft on 03/28/1913
(2) 16.17 ft on 02/12/1959
(3) 15.31 ft on 01/01/1991
(4) 15.21 ft on 02/26/1985
(5) 15.00 ft on 02/29/1936
(6) 14.96 ft on 03/14/1982
(7) 14.92 ft on 03/20/1978
(8) 14.60 ft on 01/25/1999
(9) 14.52 ft on 02/16/1950
(10) 14.16 ft on 03/11/2009
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(P): Preliminary values subject to further review.

Recent Crests
(1) 12.12 ft on 02/18/2022 (P)
(2) 11.25 ft on 01/14/2020
(3) 11.30 ft on 02/22/2018
(4) 12.28 ft on 05/07/2017
(5) 14.12 ft on 06/29/2015
(6) 13.18 ft on 12/01/2011
(7) 13.31 ft on 05/28/2011
(8) 11.64 ft on 03/02/2011
(9) 9.04 ft on 04/27/2010
(10) 14.16 ft on 03/11/2009
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to

Zoom Level:13
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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
20 Record flooding. This level exceeds the historic 1913 flood which caused extensive damage to the region. Widespread flooding expected.
17 The FEMA 0.2 percent flood level. Major flooding in Waterville occurs. Residences on River Road sustain significant damage.
16 The first floors of a few homes and businesses on Water Street and North River Road inundated in Waterville. Numerous road closures due to flooding.
15 The FEMA 1 percent flood level. Residences on Water Street and North River Road are threatened. The river reaches the Water Street. Three houses on the river side of Water Street are cut off from emergency access. On River Road just south of School Court, a dozen homes are surrounded by water with basement inundation. Flood waters extend out to Jerome Road. Tenmile Creek likely to flood due to backwater which can cut off Harroun Road. Portions of State Routes 110 and 65 inundated.
14 Residences along the river may experience basement flooding.
13 Floodwaters can back up through storm drains onto Water Street in Waterville making roads inaccessible.
12 Flooding begins in Side Cut Metropark. The river is out of banks in Waterville.
11 A few riverside cabins in Waterville become threatened. Lowland flooding occurs along with some water inundation on River Road.
9 Flooding occurs in lowland areas near the river.
About This Location Collapse

Latitude: 41.500053° N, Longitude: 83.712710° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 11 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 595.25 604.25 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 Not Available Not Available  

Current/Historical Observations:

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) 10 Day (NAEFS) 10 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 48 hours.

See the Product Description Document link for more details on the interpretation of the 10 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
Cleveland Weather Forecast Office
925 Keynote Circle, Suite #314
Brooklyn Heights, OH 44131
(216) 416-2900
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Page last modified: 2-Nov-2020 7:30 PM
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