Shawsheen River at Wilmington
Flood levels
Official flood levels at this gauge: action stage begins at 5.0 ft; minor flooding begins at 7.0 ft; moderate flooding begins at 8.0 ft; major flooding begins at 10.0 ft.
| Action stage | 5.0 ft |
|---|---|
| Minor flooding | 7.0 ft |
| Moderate flooding | 8.0 ft |
| Major flooding | 10.0 ft |
Highest recorded crests
- 10.5 ft on Mar 16, 2010 (historic crest)
- 10.5 ft on Oct 22, 1996 (historic crest)
- 9.9 ft on Mar 23, 2001 (historic crest)
- 9.8 ft on Jan 26, 1979 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 7.0 ft | Flooding will affect low lying areas along the river from Wilmington through Lawrence. |
|---|---|
| 7.5 ft | Flood waters will inundate a portion of Route 114 in Lawrence, and also affect low lying areas from Wilmington through Lawrence. |
| 8.0 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. |
| 9.0 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. |
| 11.0 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. |
Forecast office: NWS Norton · River Forecast Center: Northeast River Forecast Center.
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Nearby stations and gauges
- Concord River at Lowell NWS gauge · 6.5 mi
- Merrimack River at Lowell NWS gauge · 6.8 mi
- Shawsheen River at Andover NWS gauge · 7.9 mi
- Aberjona River at Winchester NWS gauge · 9.2 mi
- Ipswich River at South Middleton NWS gauge · 9.6 mi
- Merrimack River at Lawrence NWS gauge · 10.0 mi