Major Flood
35 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
32 ft
Minor Flood
29 ft
Action Stage
28 ft
What Floods at Each Level
38 ft
Flood impacts are expected to be comparable to, or worse than, the May 2006 Floods. Impacts in North Andover will increase along Glenwood, Fernwood and Elmwood Streets, and both Mass Ave and Route 114 experience significant flooding at the Lawrence-North Andover Town line. Floodwaters impact large sections of Andover in the greater vicinity of North Main Street. Numerous residences, businesses and roadways are impacted.
36 ft
In Andover, a stretch of North Main Street is impassable. Floodwaters inundate numerous residences and businesses in the greater vicinity of North Main. Impacted areas include but are not limited to Washington Park Condominiums, the Balmoral, Shawsheen Plaza, Powdermill Square, Ballardvale Falls, Gradall Lane and River Street. Flooding impacts Mass Ave underpass and businesses on Route 114 at the Lawrence/North Andover town line. In North Andover lower Glenwood, Elmwood and Fernwood Streets are impacted.
35 ft
In North Andover floodwaters inundate lowest lying homes along Glenwood, Elmwood and Fernwood Streets. Floodwaters impact lowest lying businesses and parking lots along Route 114 and Mass Ave on the Lawrence-North Andover town line. In Andover, flood impacts spread to multiple locations along and off of North Main Street, including homes and businesses. Flood impact areas include but are not limited to Washington Park Condominiums, Shawsheen Plaza, Powdermill Square, Ballardvale Falls, and River Street.
34 ft
In North Andover, floodwaters approach or inundate lowest lying homes along Glenwood, Elmwood and Fernwood Streets. Floodwaters impact lowest lying businesses and parking lots on Route 114 closest to the Shawsheen River on the Lawrence North Andover Town line. In Andover, floodwaters inundate some low lying structures along North Main Street. Within Andover, floodwaters approach lowest lying structures at Washington Park Condominiums, Shawsheen Plaza, Powdermill Square, Ballardvale Falls, and River Street.
32 ft
Floodwaters impact lowest lying businesses and parking lots along Route 114 closest to the Shawsheen River on the Lawrence and North Andover town line. Floodwaters may reach the lowest lying homes along Glenwood Street in North Andover. In Andover, the very lowest lying homes and external structures along North Main Street are impacted. Floodwaters may affect River Street near Laconia Drive.
31 ft
Floodwaters inundate the lowest lying parking lots along Route 114 adjacent to the Shawsheen River. This includes drainage fronting the North Andover Mall along Route 114. Floodwaters encroach on Route 114 hotel building in Lawrence, adjacent to the river. Floodwaters encroach on lowest lying properties along Glenwood Street in North Andover.
30 ft
Floodwaters inundate very lowest lying business parking lots off Route 114 in Lawrence and North Andover that are adjacent to the Shawsheen River.
29 ft
Floodwaters encroach on very lowest lying business parking lots off of Route 114 in Lawrence and North Andover that are adjacent to the Shawsheen River.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| May 14, 2006 | 37.45 ft | — |
| May 15, 2006 | 37.45 ft | 936 cfs |
| Mar 16, 2010 | 36.16 ft | 3,050 cfs |
About This Gauge
Get Flood Alerts for Shawsheen River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Shawsheen River at Andover?
The Shawsheen River at Andover gauge is maintained by USGS (site 01100627) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Shawsheen River at Andover?
The NWS-defined flood stage for Shawsheen River at Andover is 29 feet. Action stage begins at 28 feet. Moderate flooding starts at 32 feet, and major flooding at 35 feet.
How do I get alerts when Shawsheen River rises?
Download StormCast free on Google Play, go to River Gauges, and add Shawsheen River at Andover to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Shawsheen River at Andover gauge located?
The gauge is located in Essex County, Massachusetts at coordinates 42.6715°N, 71.1492°W. USGS site number: 01100627. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Shawsheen River
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- The Merrimack River can produce substantial backwater flooding into the lower Shawsheen River in Lawrence, North Andover, and Andover. Please utilize the info from our <a href="http://water.weather.gov/ahps2/hydrograph.php?wfo=box&gage=lawm3"> Lawrence location</a> in conjunction the Andover location for flood forecasts and warnings.
- Stage may be affected by ice.