Major Flood
16 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
12 ft
Minor Flood
8 ft
Action Stage
7 ft
What Floods at Each Level
17 ft
Severe flooding occurs in Durham, Newmarket, Lee and Epping.
15 ft
Route 152 in Lee floods. In Newmarket, Ashswamp Road and the Twin Rivers Condos flood. Flood waters up to 5 feet deep on Bennett Road.
13 ft
Up to 1 foot of water on Route 108 between Durham and Newmarket.
12 ft
Homes on Route 108 become isolated. Bennet Road has up to 1 foot of water on it.
11.5 ft
Route 108 starts to flood.
10 ft
Bennett Road in Durham starts to flood.
8 ft
Minor lowland flooding begins.
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 16, 2006 | 18.31 ft | 8,970 cfs |
| Apr 18, 2007 | 17.49 ft | 8,450 cfs |
| Apr 6, 1987 | 15.14 ft | 7,570 cfs |
About This Gauge
USGS Site
NWS LID
LAMN3
River
Lamprey River
County
Rockingham, NH
Coordinates
43.1026°N, 70.9526°W
Get Flood Alerts for Lamprey 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 Lamprey River near Newmarket?
The Lamprey River near Newmarket gauge is maintained by USGS (site 01073500) 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 Lamprey River near Newmarket?
The NWS-defined flood stage for Lamprey River near Newmarket is 8 feet. Action stage begins at 7 feet. Moderate flooding starts at 12 feet, and major flooding at 16 feet.
How do I get alerts when Lamprey River rises?
Download StormCast free on Google Play, go to River Gauges, and add Lamprey River near Newmarket 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 Lamprey River near Newmarket gauge located?
The gauge is located in Rockingham County, New Hampshire at coordinates 43.1026°N, 70.9526°W. USGS site number: 01073500. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey