Shawsheen River at Wilmington
Massachusetts — Water Level & Flood Stage
Located in Middlesex County, Massachusetts on the Shawsheen River. Live water level data from USGS gauge 01100600, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
10 ft
Moderate Flood
8 ft
Minor Flood
7 ft
Action Stage
5 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
11 ft
Flooding will affect areas along the river from Wilmington to Lawrence. Some roads will become impassable including Route 114 near the I-495 interchange. Follow the advice of local officials, and evacuate if asked to do so. Do not drive into areas where water covers the Road. Basement flooding in low lying areas is likely and valuables should be moved to higher ground.
9 ft
Flooding will affect areas along the river from Wilmington to Lawrence. Some roads will become impassable including Route 114 near the I-495 interchange. Follow the advice of local officials, and evacuate if asked to do so. Do not drive into areas where water covers the Road. Basement flooding in low lying areas is likely and valuables should be moved to higher ground.
8 ft
Flooding will affect low lying neighborhoods from Wilmington through Tewksbury to Lawrence. This includes a portion of Route 114 in lawrence. Areas subject to basement flooding should move valuables to higher ground.
7.5 ft
Flood waters will inundate a portion of Route 114 in Lawrence, and also affect low lying areas from Wilmington through Lawrence.
7 ft
Flooding will affect low lying areas along the river from Wilmington through Lawrence.
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 |
|---|---|---|
| Mar 15, 2010 | 10.54 ft | 1,880 cfs |
| Mar 15, 2010 | 10.54 ft | 1,880 cfs |
| Oct 21, 1996 | 10.49 ft | 1,850 cfs |
| Oct 21, 1996 | 10.49 ft | 1,850 cfs |
| Mar 22, 2001 | 9.87 ft | 1,580 cfs |
About This Gauge
USGS Site
NWS LID
WLMM3
River
Shawsheen River
County
Middlesex, MA
Coordinates
42.5681°N, 71.2153°W
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 Wilmington?
The Shawsheen River at Wilmington gauge is maintained by USGS (site 01100600) 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 Wilmington?
The NWS-defined flood stage for Shawsheen River at Wilmington is 7 feet. Action stage begins at 5 feet. Moderate flooding starts at 8 feet, and major flooding at 10 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 Wilmington to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the Shawsheen River at Wilmington gauge located?
The gauge is located in Middlesex County, Massachusetts at coordinates 42.5681°N, 71.2153°W. USGS site number: 01100600. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Shawsheen River
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Stage may be affected by ice.