River Conditions
Illustrated map of Maumee River

River stage

Grand Rapids, Maumee River

River level
1.20 ft
Status
Below flood stage
Action stage
11.00 ft
Flood stage
17.50 ft
Record crest
25.00 ft

Last reported 2026-10-14 | NWS GRRO1

Record crest
25.00 ft
Flood stage
17.50 ft
Moderate flood
18.50 ft
Major flood
19.50 ft
Crest date
1904-03-07

In brief

The Maumee River at Grand Rapids, OH read 1.20 ft on Oct 14, 2026, 9.80 ft below action stage.

Source: National Weather Service gauge GRRO1

Stage threshold profile

Action stage 11.00 ftMinor flooding 17.50 ftModerate flooding 18.50 ftMajor flooding 19.50 ft CURRENT 1.20 ft

Highest crests on record

RankCrestDate
1 25.00 ft 1904-03-07
2 23.50 ft 1913-03-26
3 22.75 ft 1959-02-12
4 22.75 ft 1982-03-14
5 22.75 ft 1979-03-05
6 20.81 ft 1982-03-15
7 19.96 ft 1978-03-23
8 19.67 ft 1985-12-31

Flood crests recorded at this gauge by the National Weather Service.

What happens at each level

  1. 11.00 ft

    The river level is hazardous to recrational users.

  2. 12.00 ft

    Bankfull stage.

  3. 15.00 ft

    The metropark in Grand Rapids floods and the park service road inundated.

  4. 16.50 ft

    Low lying land near Grand Rapids floods.

  5. 17.50 ft

    Flood waters inundate Grand Rapids Road cutting off access to a few homes. Mill Street access on the east end of Front Street Flooded. Route 24 threatened by rising flood waters. Water can back up through storm drains causing flooding on the south side of Grand Rapids.

  6. 18.00 ft

    Water starts to cover Front Street just west of the Grand Rapids business district over portions of Beaver, West, and Mill Streets. Campgrounds along the river are under water.

  7. 18.50 ft

    FEMA 1 percent flood level. Mary Jane Thursten State Park Campground inundated. Homes in Wood County cut off from emergency access. Portions of route 24 inundated. The metropark facilities inundated.

  8. 19.50 ft

    Front Street inundated. Numerous farm fields and parking lots flooded. Businesses threatened in Grand Rapids.

  9. 20.00 ft

    FEMA 0.2 percent flood level. The dike protecting Grand Rapids is overtopped and several businesses inundated. Water threatens the railroad bridge upstream where it crosses Wapakoneta Road.

  10. 22.00 ft

    Major flooding to urban and agricultural areas with widespread damage to public facilities and private property. The downtown business district inundated. Second and Front Street homes and businesses flooded with a couple of feet of water mainly on the west side of town.

Written by the local National Weather Service forecast office for this exact gauge.

Frequently asked questions

Is the Maumee River flooding at Grand Rapids?

No. The Maumee River at Grand Rapids is at 1.2 ft, 9.8 ft below action stage.

What is the flood stage at Grand Rapids?

The National Weather Service sets action stage 11 ft, minor flooding 17.5 ft, moderate flooding 18.5 ft and major flooding 19.5 ft.

What is the highest the Maumee River has been at Grand Rapids?

The highest crest on record is 25.0 ft, on 1904-03-07.

Stage and flood information from the NOAA National Weather Service (gauge GRRO1). Last reading 2026-10-14. For flood safety decisions always follow official National Weather Service warnings.