Rivers in Vermont

Lamoille River at Johnson

Lamoille County, VermontNWS JONV1USGS 04292000South Burlington office

Below flood stage
1.96ftStage

Observed Wed, Sep 23, 10:30 PM EDT

Flood stage
13.00 ft
Forecast crest
1.90 ftThu, Sep 24, 2:00 AM EDT
Record crest
27.00 ft1927

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood16.00 ft
Moderate flood14.00 ft
Minor flood13.00 ft
Action10.00 ft
  1. 20.00 ftThere will be severe flooding from Hardwick downstream to Morrisville, Johnson, Jeffersonville and Cambridge with Route 15 closed in several spots. In Johnson, flooding will impact the shopping center on Lower Main Street, mobile homes on Westcom Road and along Main St. and Railroad St. affecting many homes and businesses. The Sewage Treatment Plant will see severe flooding. Homes on East River Rd. will be isolated by flood waters. The Johnson Town Offices and Fire Department will experience high water.
  2. 18.00 ftThere will be major to severe flooding from Hardwick downstream through Morrisville, Johnson, Jeffersonville and Cambridge. The shopping center on lower Main Street in Johnson will flood and high water will overtop flood gates at the Sewage Treatment Plant in town. High water will also impact residences on Lendway Lane and Railroad Street. Water will reach several feet deep over Route 15 in Cambridge.
  3. 17.00 ftThere will be extensive flooding from Hardwick downstream through Morrisville, Johnson, Jeffersonville and Cambridge. The shopping center on lower Main Street in Johnson will flood. High water will impact residences on Lendway Lane and the Sewage Treatment Plant in Johnson. Areas of Route 15 along the Lamoille from Morrisville to Cambridge will be inundated. Homes and businesses along the Lamoille River will likely flood, with water several feet deep over Route 15 in Cambridge.
  4. 16.50 ftSerious flooding will occur in Johnson. The shopping center on lower Main Street in Johnson will be inundated, with water entering the post office and stores. High water begins to flood Lendway Lane and will impact the water treatment plant. Route 15 will be flooded in spots from Johnson downstream to Jeffersonville. Route 15 at Wrong Way Bridge in Cambridge will be under several feet of water. Morrisville may experience flooding, including the Morrisville power plant.
  5. 15.00 ftSerious flooding will be seen in Jeffersonville and Cambridge. Water will inundate Route 15 at Wrong Way Bridge in Cambridge.
  6. 14.00 ftWater will cover route 15 at the Wrong Way Bridge in Cambridge, and may cover Routes 108 and 109 in Jeffersonville.
  7. 13.00 ftWater will cover portions of Route 15 in Cambridge at the Wrong Way Bridge. There will be extensive field flooding along the Lamoille from Morrisville to Cambridge.
  8. 10.00 ftWater approaches Route 15 in Cambridge at the Wrong Way Bridge.

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

70 crests on NOAA’s list since 1912.

#DateStage
1November 4, 192727.00 ft
2July 11, 202321.01 ft
3August 6, 199519.98 ft
4July 11, 202417.82 ft
5December 19, 202317.58 ft
6July 1, 197317.33 ft
7November 1, 201917.28 ft
8April 27, 201116.97 ft
9August 29, 201116.54 ft
10June 7, 198416.50 ft
11March 18, 193616.48 ft
12July 15, 199716.46 ft
13April 8, 191216.40 ft
14April 2, 197615.51 ft
15May 3, 194015.28 ft
16June 15, 194215.12 ft
17April 18, 198215.07 ft
18June 12, 200214.71 ft
19October 2, 201014.62 ft
20April 17, 199414.42 ft
21November 20, 200314.34 ft
22January 20, 199614.18 ft
23April 16, 201414.16 ft
24April 12, 201114.11 ft
25April 20, 201914.10 ft

Most recent crests

  • July 11, 2024: 17.82 ft
  • March 7, 2024: 11.89 ft
  • December 19, 2023: 17.58 ft
  • July 11, 2023: 21.01 ft
  • November 1, 2019: 17.28 ft
  • April 20, 2019: 14.10 ft
  • December 22, 2018: 13.47 ft
  • January 13, 2018: 13.07 ft
  • April 16, 2014: 14.16 ft
  • August 29, 2011: 16.54 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. Gauge reading may be affected by ice. Forecast flows are unadjusted for 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.