Rivers in Connecticut

Farmington River at Unionville

Hartford County, ConnecticutNWS UNVC3USGS 01188090Norton office

Below flood stage
4.99ftStage

Observed Wed, Sep 23, 8:30 AM EDT

Flood stage
12.00 ft
Forecast crest
5.00 ftWed, Sep 23, 2:00 PM EDT
Record crest
32.90 ft1955

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood20.00 ft
Moderate flood14.00 ft
Minor flood12.00 ft
Action10.00 ft
  1. 16.00 ftThe river will flood Meadow Road and Town Farm Road in Farmington. In addition, low lying areas along Route 4 will experience flooding.
  2. 14.00 ftFlooding is expected to spread across Meadow Road in the "Meadows" section of Farmington. Some low lying areas along Route 4 may also begin to experience flooding.
  3. 12.00 ftMinor flooding of lowland areas along the river is expected, and may include lowest lying homes and businesses along Route 4.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor floodingUnder 5%
Moderate floodingUnder 5%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 21, 2026.

Crest history

31 crests on NOAA’s list since 1955.

#DateStage
1August 19, 195532.90 ft
2August 28, 201118.55 ft
3April 16, 200716.81 ft
4March 23, 198016.57 ft
5March 7, 201115.61 ft
6April 5, 198715.52 ft
7October 15, 200514.63 ft
8September 2, 202114.01 ft
9June 6, 198213.85 ft
10January 27, 199613.37 ft
11May 30, 198413.32 ft
12December 18, 202313.28 ft
13September 17, 199913.10 ft
14September 29, 202312.87 ft
15September 8, 201112.77 ft
16January 9, 197812.75 ft
17October 20, 198912.67 ft
18January 10, 202412.57 ft
19April 20, 198312.52 ft
20May 13, 200612.43 ft
21February 20, 198112.33 ft
22March 11, 201112.15 ft
23March 6, 197911.99 ft
24March 8, 200811.85 ft
25September 27, 198511.83 ft

Most recent crests

  • January 10, 2024: 12.57 ft
  • December 18, 2023: 13.28 ft
  • September 29, 2023: 12.87 ft
  • September 2, 2021: 14.01 ft
  • September 8, 2011: 12.77 ft
  • August 28, 2011: 18.55 ft
  • March 11, 2011: 12.15 ft
  • March 7, 2011: 15.61 ft
  • March 30, 2010: 11.66 ft
  • December 12, 2008: 11.21 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. Stage may be affected by ice.

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.