Rivers in New York

Tonawanda Creek at Rapids

Niagara County, New YorkNWS RAPN6USGS 04218000Buffalo office

Below flood stage
1.43ftStage

Observed Tue, Sep 22, 5:00 AM EDT

Flood stage
12.00 ft
Forecast crest
1.40 ftTue, Sep 22, 8:00 AM EDT
Record crest
16.96 ft1960

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood16.00 ft
Moderate flood14.00 ft
Minor flood12.00 ft
Action10.00 ft
  1. 16.00 ftMajor flood, considerable residential flooding in most of North Clarence, North Amherst, Royalton, and Newstead. Widespread road closures. Ransom Oaks area in East Amherst is inundated with backwater into Ransom, Mud, Beeman, and other small creeks. Residential flooding and widespread road closures along the creek from North Amherst to the Alabama Swamps. Widespread farmland flooding.
  2. 14.00 ftModerate flood, some residential flooding with widespread road closures in North Clarence, east into Newstead and Royalton. Water begins to back up into smaller creeks such as Ransom, Black, Beeman, Gott, and Mud Creeks. Flooding in some low lying areas along Tonawanda Creek Road, Rapids Road, and Wolcott Road, with widespread farmland flooding.
  3. 12.00 ftFlood stage, lowland flooding of farm areas along Tonawanda Creek between Rapids and the Tonawanda Indian Reservation. Flooding may impact Fletcher, Burdick, Kelkenberg, and Tonawanda Creek Roads.
  4. 10.00 ftAction stage, some impact to low lying roads along Royalton and Newstead border, possibly impacting Fletcher, Kelkenberg, and Burdick Roads.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor flooding8%
Moderate flooding6%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 14, 2026.

Crest history

30 crests on NOAA’s list since 1956.

#DateStage
1April 1, 196016.96 ft
2February 26, 198516.38 ft
3March 7, 197915.91 ft
4January 25, 195715.46 ft
5January 10, 199815.33 ft
6March 20, 196315.32 ft
7March 10, 195615.20 ft
8December 24, 201315.13 ft
9January 22, 198615.00 ft
10March 17, 198214.78 ft
11December 30, 200814.73 ft
12April 2, 199314.61 ft
13February 16, 198414.54 ft
14February 15, 200914.38 ft
15March 17, 200714.17 ft
16February 21, 198114.10 ft
17February 21, 202213.93 ft
18January 22, 199613.86 ft
19April 5, 200513.79 ft
20March 20, 200313.74 ft
21April 4, 195913.70 ft
22January 2, 199113.67 ft
23April 3, 202613.63 ft
24March 11, 200913.60 ft
25February 12, 196513.18 ft

Most recent crests

  • April 3, 2026: 13.63 ft
  • January 29, 2024: 12.89 ft
  • February 26, 2022: 12.32 ft
  • February 21, 2022: 13.93 ft
  • January 8, 2019: 12.89 ft
  • December 24, 2013: 15.13 ft
  • March 11, 2009: 13.60 ft
  • February 15, 2009: 14.38 ft
  • December 30, 2008: 14.73 ft
  • March 17, 2007: 14.17 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Northeast River Forecast Center. Forecasts are issued routinely year-round. Impact statements listed below may not be representative during times of ice jam flooding. Stage may be affected by ice during winter months.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.