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Weather Forecast Office Boston, MA Northeast River Forecast Center
Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
North Nashua River at Fitchburg Stage (ft)Flow (kcfs)Highest Observation: 2.7 ft at 1:30AM May 17, 2013Observed: 2.69 ft at 1:45AM May 17, 2013Observed: 2.69 ft at 2:00AM May 17, 2013Observed: 2.69 ft at 2:15AM May 17, 2013Observed: 2.68 ft at 2:30AM May 17, 2013Observed: 2.68 ft at 2:45AM May 17, 2013Observed: 2.68 ft at 3:00AM May 17, 2013Observed: 2.68 ft at 3:15AM May 17, 2013Observed: 2.67 ft at 3:30AM May 17, 2013Observed: 2.67 ft at 3:45AM May 17, 2013Observed: 2.67 ft at 4:00AM May 17, 2013Observed: 2.67 ft at 4:15AM May 17, 2013Observed: 2.67 ft at 4:30AM May 17, 2013Observed: 2.66 ft at 4:45AM May 17, 2013Observed: 2.66 ft at 5:00AM May 17, 2013Observed: 2.66 ft at 5:15AM May 17, 2013Observed: 2.66 ft at 5:30AM May 17, 2013Observed: 2.66 ft at 5:45AM May 17, 2013Observed: 2.65 ft at 6:00AM May 17, 2013Observed: 2.65 ft at 6:15AM May 17, 2013Observed: 2.65 ft at 6:30AM May 17, 2013Observed: 2.65 ft at 6:45AM May 17, 2013Observed: 2.64 ft at 7:00AM May 17, 2013Observed: 2.64 ft at 7:15AM May 17, 2013Observed: 2.64 ft at 7:30AM May 17, 2013Observed: 2.64 ft at 7:45AM May 17, 2013Observed: 2.63 ft at 8:00AM May 17, 2013Observed: 2.63 ft at 8:15AM May 17, 2013Observed: 2.63 ft at 8:30AM May 17, 2013Observed: 2.63 ft at 8:45AM May 17, 2013Observed: 2.63 ft at 9:00AM May 17, 2013Observed: 2.63 ft at 9:15AM May 17, 2013Observed: 2.62 ft at 9:30AM May 17, 2013Observed: 2.62 ft at 9:45AM May 17, 2013Observed: 2.62 ft at 10:00AM May 17, 2013Observed: 2.63 ft at 10:15AM May 17, 2013Observed: 2.62 ft at 10:30AM May 17, 2013Observed: 2.62 ft at 10:45AM May 17, 2013Observed: 2.62 ft at 11:00AM May 17, 2013Observed: 2.62 ft at 11:15AM May 17, 2013Observed: 2.62 ft at 11:30AM May 17, 2013Observed: 2.61 ft at 11:45AM May 17, 2013Observed: 2.62 ft at 12:00PM May 17, 2013Observed: 2.62 ft at 12:15PM May 17, 2013Observed: 2.62 ft at 12:30PM May 17, 2013Observed: 2.61 ft at 12:45PM May 17, 2013Observed: 2.61 ft at 1:00PM May 17, 2013Observed: 2.61 ft at 1:15PM May 17, 2013Observed: 2.61 ft at 1:30PM May 17, 2013Observed: 2.62 ft at 1:45PM May 17, 2013Observed: 2.62 ft at 2:00PM May 17, 2013Observed: 2.61 ft at 2:15PM May 17, 2013Observed: 2.62 ft at 2:30PM May 17, 2013Observed: 2.62 ft at 2:45PM May 17, 2013Observed: 2.62 ft at 3:00PM May 17, 2013Observed: 2.62 ft at 3:15PM May 17, 2013Observed: 2.62 ft at 3:30PM May 17, 2013Observed: 2.62 ft at 3:45PM May 17, 2013Observed: 2.63 ft at 4:00PM May 17, 2013Observed: 2.62 ft at 4:15PM May 17, 2013Observed: 2.62 ft at 4:30PM May 17, 2013Observed: 2.63 ft at 4:45PM May 17, 2013Observed: 2.63 ft at 5:00PM May 17, 2013Observed: 2.63 ft at 5:15PM May 17, 2013Observed: 2.63 ft at 5:30PM May 17, 2013Observed: 2.63 ft at 5:45PM May 17, 2013Observed: 2.63 ft at 6:00PM May 17, 2013Observed: 2.62 ft at 6:15PM May 17, 2013Observed: 2.62 ft at 6:30PM May 17, 2013Observed: 2.62 ft at 6:45PM May 17, 2013Observed: 2.63 ft at 7:00PM May 17, 2013Observed: 2.62 ft at 7:15PM May 17, 2013Observed: 2.62 ft at 7:30PM May 17, 2013Observed: 2.62 ft at 7:45PM May 17, 2013Observed: 2.62 ft at 8:00PM May 17, 2013Observed: 2.62 ft at 8:15PM May 17, 2013Observed: 2.62 ft at 8:30PM May 17, 2013Observed: 2.62 ft at 8:45PM May 17, 2013Observed: 2.62 ft at 9:00PM May 17, 2013Observed: 2.62 ft at 9:15PM May 17, 2013Observed: 2.62 ft at 9:30PM May 17, 2013Observed: 2.62 ft at 9:45PM May 17, 2013Observed: 2.62 ft at 10:00PM May 17, 2013Observed: 2.61 ft at 10:15PM May 17, 2013Observed: 2.61 ft at 10:30PM May 17, 2013Observed: 2.62 ft at 10:45PM May 17, 2013Observed: 2.61 ft at 11:00PM May 17, 2013Observed: 2.61 ft at 11:15PM May 17, 2013Observed: 2.61 ft at 11:30PM May 17, 2013Observed: 2.61 ft at 11:45PM May 17, 2013Observed: 2.61 ft at 12:00AM May 18, 2013Observed: 2.61 ft at 12:15AM May 18, 2013Observed: 2.61 ft at 12:30AM May 18, 2013Observed: 2.61 ft at 12:45AM May 18, 2013Observed: 2.61 ft at 1:00AM May 18, 2013Observed: 2.61 ft at 1:15AM May 18, 2013Observed: 2.61 ft at 1:30AM May 18, 2013Observed: 2.61 ft at 1:45AM May 18, 2013Observed: 2.6 ft at 2:00AM May 18, 2013Observed: 2.61 ft at 2:15AM May 18, 2013Observed: 2.61 ft at 2:30AM May 18, 2013Observed: 2.6 ft at 2:45AM May 18, 2013Observed: 2.6 ft at 3:00AM May 18, 2013Observed: 2.6 ft at 3:15AM May 18, 2013Observed: 2.6 ft at 3:30AM May 18, 2013Observed: 2.6 ft at 3:45AM May 18, 2013Observed: 2.6 ft at 4:00AM May 18, 2013Observed: 2.6 ft at 4:15AM May 18, 2013Observed: 2.6 ft at 4:30AM May 18, 2013Observed: 2.59 ft at 4:45AM May 18, 2013Observed: 2.59 ft at 5:00AM May 18, 2013Observed: 2.59 ft at 5:15AM May 18, 2013Observed: 2.59 ft at 5:30AM May 18, 2013Observed: 2.59 ft at 5:45AM May 18, 2013Observed: 2.59 ft at 6:00AM May 18, 2013Observed: 2.59 ft at 6:15AM May 18, 2013Observed: 2.59 ft at 6:30AM May 18, 2013Observed: 2.59 ft at 6:45AM May 18, 2013Observed: 2.59 ft at 7:00AM May 18, 2013Observed: 2.59 ft at 7:15AM May 18, 2013Observed: 2.59 ft at 7:30AM May 18, 2013Observed: 2.59 ft at 7:45AM May 18, 2013Observed: 2.59 ft at 8:00AM May 18, 2013Observed: 2.59 ft at 8:15AM May 18, 2013Observed: 2.59 ft at 8:30AM May 18, 2013Observed: 2.59 ft at 8:45AM May 18, 2013Observed: 2.59 ft at 9:00AM May 18, 2013Observed: 2.59 ft at 9:15AM May 18, 2013Observed: 2.59 ft at 9:30AM May 18, 2013Observed: 2.59 ft at 9:45AM May 18, 2013Observed: 2.59 ft at 10:00AM May 18, 2013Observed: 2.59 ft at 10:15AM May 18, 2013Observed: 2.59 ft at 10:30AM May 18, 2013Observed: 2.59 ft at 10:45AM May 18, 2013Observed: 2.59 ft at 11:00AM May 18, 2013Observed: 2.59 ft at 11:15AM May 18, 2013Observed: 2.59 ft at 11:30AM May 18, 2013Observed: 2.59 ft at 11:45AM May 18, 2013Observed: 2.59 ft at 12:00PM May 18, 2013Observed: 2.59 ft at 12:15PM May 18, 2013Observed: 2.58 ft at 12:30PM May 18, 2013Observed: 2.59 ft at 12:45PM May 18, 2013Observed: 2.59 ft at 1:00PM May 18, 2013Observed: 2.59 ft at 1:15PM May 18, 2013Observed: 2.59 ft at 1:30PM May 18, 2013Observed: 2.59 ft at 1:45PM May 18, 2013Observed: 2.59 ft at 2:00PM May 18, 2013Observed: 2.59 ft at 2:15PM May 18, 2013Observed: 2.59 ft at 2:30PM May 18, 2013Observed: 2.59 ft at 2:45PM May 18, 2013Observed: 2.59 ft at 3:00PM May 18, 2013Observed: 2.59 ft at 3:15PM May 18, 2013Observed: 2.59 ft at 3:30PM May 18, 2013Observed: 2.59 ft at 3:45PM May 18, 2013Observed: 2.59 ft at 4:00PM May 18, 2013Observed: 2.59 ft at 4:15PM May 18, 2013Observed: 2.59 ft at 4:30PM May 18, 2013Observed: 2.59 ft at 4:45PM May 18, 2013Observed: 2.59 ft at 5:00PM May 18, 2013Observed: 2.59 ft at 5:15PM May 18, 2013Observed: 2.59 ft at 5:30PM May 18, 2013Observed: 2.59 ft at 5:45PM May 18, 2013Observed: 2.59 ft at 6:00PM May 18, 2013Observed: 2.59 ft at 6:15PM May 18, 2013Observed: 2.59 ft at 6:30PM May 18, 2013Observed: 2.6 ft at 6:45PM May 18, 2013Observed: 2.59 ft at 7:00PM May 18, 2013Observed: 2.6 ft at 7:15PM May 18, 2013Observed: 2.59 ft at 7:30PM May 18, 2013Observed: 2.59 ft at 7:45PM May 18, 2013Observed: 2.59 ft at 8:00PM May 18, 2013Observed: 2.6 ft at 8:15PM May 18, 2013Observed: 2.6 ft at 8:30PM May 18, 2013Observed: 2.6 ft at 8:45PM May 18, 2013Observed: 2.6 ft at 9:00PM May 18, 2013Observed: 2.6 ft at 9:15PM May 18, 2013Observed: 2.6 ft at 9:30PM May 18, 2013Observed: 2.6 ft at 9:45PM May 18, 2013Observed: 2.6 ft at 10:00PM May 18, 2013Observed: 2.6 ft at 10:15PM May 18, 2013Observed: 2.6 ft at 10:30PM May 18, 2013Observed: 2.6 ft at 10:45PM May 18, 2013Observed: 2.6 ft at 11:00PM May 18, 2013Observed: 2.6 ft at 11:15PM May 18, 2013Observed: 2.6 ft at 11:30PM May 18, 2013Observed: 2.6 ft at 11:45PM May 18, 2013Observed: 2.6 ft at 12:00AM May 19, 2013Observed: 2.6 ft at 12:15AM May 19, 2013Observed: 2.6 ft at 12:30AM May 19, 2013Observed: 2.6 ft at 12:45AM May 19, 2013Observed: 2.6 ft at 1:00AM May 19, 2013Observed: 2.6 ft at 1:15AM May 19, 2013Observed: 2.6 ft at 1:30AM May 19, 2013Observed: 2.59 ft at 1:45AM May 19, 2013Observed: 2.59 ft at 2:00AM May 19, 2013Observed: 2.6 ft at 2:15AM May 19, 2013Observed: 2.59 ft at 2:30AM May 19, 2013Observed: 2.59 ft at 2:45AM May 19, 2013Observed: 2.59 ft at 3:00AM May 19, 2013Observed: 2.59 ft at 3:15AM May 19, 2013Observed: 2.59 ft at 3:30AM May 19, 2013Observed: 2.59 ft at 3:45AM May 19, 2013Observed: 2.59 ft at 4:00AM May 19, 2013Observed: 2.59 ft at 4:15AM May 19, 2013Observed: 2.59 ft at 4:30AM May 19, 2013Observed: 2.59 ft at 4:45AM May 19, 2013Observed: 2.59 ft at 5:00AM May 19, 2013Observed: 2.59 ft at 5:15AM May 19, 2013Observed: 2.59 ft at 5:30AM May 19, 2013Observed: 2.59 ft at 5:45AM May 19, 2013Observed: 2.58 ft at 6:00AM May 19, 2013Observed: 2.59 ft at 6:15AM May 19, 2013Observed: 2.58 ft at 6:30AM May 19, 2013Observed: 2.58 ft at 6:45AM May 19, 2013Observed: 2.58 ft at 7:00AM May 19, 2013Observed: 2.58 ft at 7:15AM May 19, 2013Observed: 2.58 ft at 7:30AM May 19, 2013Observed: 2.58 ft at 7:45AM May 19, 2013Observed: 2.58 ft at 8:00AM May 19, 2013Observed: 2.58 ft at 8:15AM May 19, 2013Observed: 2.58 ft at 8:30AM May 19, 2013Observed: 2.58 ft at 8:45AM May 19, 2013Observed: 2.58 ft at 9:00AM May 19, 2013Observed: 2.57 ft at 9:15AM May 19, 2013Observed: 2.57 ft at 9:30AM May 19, 2013Observed: 2.57 ft at 9:45AM May 19, 2013Observed: 2.57 ft at 10:00AM May 19, 2013Observed: 2.57 ft at 10:15AM May 19, 2013Observed: 2.57 ft at 10:30AM May 19, 2013Observed: 2.57 ft at 10:45AM May 19, 2013Observed: 2.57 ft at 11:00AM May 19, 2013Observed: 2.57 ft at 11:15AM May 19, 2013Observed: 2.57 ft at 11:30AM May 19, 2013Observed: 2.56 ft at 11:45AM May 19, 2013Observed: 2.56 ft at 12:00PM May 19, 2013Observed: 2.56 ft at 12:15PM May 19, 2013Observed: 2.56 ft at 12:30PM May 19, 2013Observed: 2.57 ft at 12:45PM May 19, 2013Observed: 2.57 ft at 1:00PM May 19, 2013Observed: 2.57 ft at 1:15PM May 19, 2013Observed: 2.57 ft at 1:30PM May 19, 2013Observed: 2.56 ft at 1:45PM May 19, 2013Observed: 2.57 ft at 2:00PM May 19, 2013Observed: 2.57 ft at 2:15PM May 19, 2013Observed: 2.57 ft at 2:30PM May 19, 2013Observed: 2.57 ft at 2:45PM May 19, 2013Observed: 2.57 ft at 3:00PM May 19, 2013Observed: 2.56 ft at 3:15PM May 19, 2013Observed: 2.57 ft at 3:30PM May 19, 2013Observed: 2.56 ft at 3:45PM May 19, 2013Observed: 2.56 ft at 4:00PM May 19, 2013Observed: 2.56 ft at 4:15PM May 19, 2013Observed: 2.57 ft at 4:30PM May 19, 2013Observed: 2.56 ft at 4:45PM May 19, 2013Observed: 2.57 ft at 5:00PM May 19, 2013Observed: 2.57 ft at 5:15PM May 19, 2013Observed: 2.57 ft at 5:30PM May 19, 2013Observed: 2.56 ft at 5:45PM May 19, 2013Observed: 2.56 ft at 6:00PM May 19, 2013Observed: 2.56 ft at 6:15PM May 19, 2013Observed: 2.57 ft at 6:30PM May 19, 2013Observed: 2.57 ft at 6:45PM May 19, 2013Observed: 2.57 ft at 7:00PM May 19, 2013Observed: 2.57 ft at 7:15PM May 19, 2013Observed: 2.57 ft at 7:30PM May 19, 2013Observed: 2.57 ft at 7:45PM May 19, 2013Observed: 2.57 ft at 8:00PM May 19, 2013Observed: 2.57 ft at 8:15PM May 19, 2013Observed: 2.56 ft at 8:30PM May 19, 2013Observed: 2.57 ft at 8:45PM May 19, 2013Observed: 2.57 ft at 9:00PM May 19, 2013Observed: 2.57 ft at 9:15PM May 19, 2013Observed: 2.57 ft at 9:30PM May 19, 2013Observed: 2.57 ft at 9:45PM May 19, 2013Observed: 2.57 ft at 10:00PM May 19, 2013Observed: 2.57 ft at 10:15PM May 19, 2013Observed: 2.57 ft at 10:30PM May 19, 2013Observed: 2.57 ft at 10:45PM May 19, 2013Observed: 2.57 ft at 11:00PM May 19, 2013Observed: 2.57 ft at 11:15PM May 19, 2013Observed: 2.56 ft at 11:30PM May 19, 2013Observed: 2.57 ft at 11:45PM May 19, 2013Observed: 2.57 ft at 12:00AM May 20, 2013Observed: 2.57 ft at 12:15AM May 20, 2013Observed: 2.57 ft at 12:30AM May 20, 2013Highest Forecast: 2.7 ft 2:00AM May 20, 2013Forecast: 2.6 ft 8:00AM May 20, 2013Forecast: 2.6 ft 2:00PM May 20, 2013Forecast: 2.6 ft 8:00PM May 20, 2013Forecast: 2.6 ft 2:00AM May 21, 2013Forecast: 2.5 ft 8:00AM May 21, 2013Forecast: 2.5 ft 2:00PM May 21, 2013Forecast: 2.5 ft 8:00PM May 21, 2013Forecast: 2.5 ft 2:00AM May 22, 2013Forecast: 2.5 ft 8:00AM May 22, 2013USGS--Water Resources of the United StatesFBGM3(plotting HGIRG) Graph Created (1:20AM May 20, 2013)ObservedForecast (issued 11:02AM May 19)Latest observed value: 2.57 ft at 12:30 AM EDT 20-May-2013. Flood Stage is 6.5 ft
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About this graph
Tabular Data
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the North Nashua River at Fitchburg are issued routinely year-round.
Return to Area Map
Flood Categories (in feet)
Major Flood Stage:10
Moderate Flood Stage:8
Flood Stage:6.5
Action Stage:5

Historical Crests
(1) 8.59 ft on 04/16/2007
(2) 8.02 ft on 03/07/2011
(3) 7.99 ft on 03/15/2010
(4) 7.78 ft on 04/05/1987
(5) 7.59 ft on 04/16/1996
Show More Historical Crests

Low Water Records
Legend
Gauge Location
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
10 SIGNIFICANT FLOODING OCCURS ALONG PORTIONS OF THE NORTH NASHUA RIVER FROM FITCHBURG DOWNSTREAM THROUGH LANCASTER. IN FITCHBURG...FLOOD WATERS REACH LOW LYING RAILROAD BRIDGES...AND IMPACTS OCCUR AT BUSINESSES NEAR THE JUNCTION OF RIVER AND DEPOT STREETS. FLOOD WATERS MAY CAUSE EROSION OF THE WESTMINSTER STREET EMBANKMENT IN SPOTS BETWEEN WACHUSETT AND TEMPLE STREETS. OVERTOPPING OF THE DIKE ALONG COMMERCIAL ROAD IN LEOMINSTER MAY OCCUR.
9 FLOODING OCCURS IN LOW LYING AREAS ALONG THE RIVER. BUSINESSES NEAR THE JUNCTION OF RIVER AND DEPOT STREETS IN FITCHBURG ARE IMPACTED. FLOOD WATERS ALSO APPROACH LOW RAILROAD BRIDGES IN DOWNTOWN FITCHBURG.
8 FLOODING OF LOW LYING AREAS ALONG THE RIVER CAN BE EXPECTED FROM FITCHBURG DOWNSTREAM INTO LANCASTER. FLOODING AFFECTS BUSINESSES NEAR THE JUNCTION OF RIVER AND DEPOT STREETS IN FITCHBURG.
7 FLOODING OF LOW LYING AREAS ALONG THE RIVER CAN BE EXPECTED. FLOODING ENCROACHES ON BUSINESSES NEAR THE JUNCTION OF RIVER AND DEPOT STREETS IN FITCHBURG.
About This Location Collapse

Latitude: 42.576111° N, Longitude: 71.788611° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 6.5 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other NULL NULL  

Other Data Sources:
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
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