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Hydrograph River at a Glance Download
Allagash River above Allagash Stage (ft)Flow (kcfs)Observed: 2.04 ft at 2:15PM Sep 23, 2021Observed: 2.04 ft at 2:30PM Sep 23, 2021Observed: 2.04 ft at 2:45PM Sep 23, 2021Observed: 2.04 ft at 3:00PM Sep 23, 2021Observed: 2.04 ft at 3:15PM Sep 23, 2021Observed: 2.04 ft at 3:30PM Sep 23, 2021Observed: 2.04 ft at 3:45PM Sep 23, 2021Observed: 2.03 ft at 4:00PM Sep 23, 2021Observed: 2.04 ft at 4:15PM Sep 23, 2021Observed: 2.04 ft at 4:30PM Sep 23, 2021Observed: 2.04 ft at 4:45PM Sep 23, 2021Observed: 2.03 ft at 5:00PM Sep 23, 2021Observed: 2.03 ft at 5:15PM Sep 23, 2021Observed: 2.03 ft at 5:30PM Sep 23, 2021Observed: 2.03 ft at 5:45PM Sep 23, 2021Observed: 2.03 ft at 6:00PM Sep 23, 2021Observed: 2.03 ft at 6:15PM Sep 23, 2021Observed: 2.03 ft at 6:30PM Sep 23, 2021Observed: 2.03 ft at 6:45PM Sep 23, 2021Observed: 2.03 ft at 7:00PM Sep 23, 2021Observed: 2.03 ft at 7:15PM Sep 23, 2021Observed: 2.03 ft at 7:30PM Sep 23, 2021Observed: 2.03 ft at 7:45PM Sep 23, 2021Observed: 2.03 ft at 8:00PM Sep 23, 2021Observed: 2.03 ft at 8:15PM Sep 23, 2021Observed: 2.03 ft at 8:30PM Sep 23, 2021Observed: 2.03 ft at 8:45PM Sep 23, 2021Observed: 2.03 ft at 9:00PM Sep 23, 2021Observed: 2.02 ft at 9:15PM Sep 23, 2021Observed: 2.02 ft at 9:30PM Sep 23, 2021Observed: 2.02 ft at 9:45PM Sep 23, 2021Observed: 2.02 ft at 10:00PM Sep 23, 2021Observed: 2.02 ft at 10:15PM Sep 23, 2021Observed: 2.02 ft at 10:30PM Sep 23, 2021Observed: 2.02 ft at 10:45PM Sep 23, 2021Observed: 2.02 ft at 11:00PM Sep 23, 2021Observed: 2.02 ft at 11:15PM Sep 23, 2021Observed: 2.02 ft at 11:30PM Sep 23, 2021Observed: 2.02 ft at 11:45PM Sep 23, 2021Observed: 2.02 ft at 12:00AM Sep 24, 2021Observed: 2.02 ft at 12:15AM Sep 24, 2021Observed: 2.02 ft at 12:30AM Sep 24, 2021Observed: 2.02 ft at 12:45AM Sep 24, 2021Observed: 2.02 ft at 1:00AM Sep 24, 2021Observed: 2.02 ft at 1:15AM Sep 24, 2021Observed: 2.02 ft at 1:30AM Sep 24, 2021Observed: 2.02 ft at 1:45AM Sep 24, 2021Observed: 2.02 ft at 2:00AM Sep 24, 2021Observed: 2.02 ft at 2:15AM Sep 24, 2021Observed: 2.02 ft at 2:30AM Sep 24, 2021Observed: 2.02 ft at 2:45AM Sep 24, 2021Observed: 2.02 ft at 3:00AM Sep 24, 2021Observed: 2.02 ft at 3:15AM Sep 24, 2021Observed: 2.02 ft at 3:30AM Sep 24, 2021Observed: 2.02 ft at 3:45AM Sep 24, 2021Observed: 2.02 ft at 4:00AM Sep 24, 2021Observed: 2.02 ft at 4:15AM Sep 24, 2021Observed: 2.02 ft at 4:30AM Sep 24, 2021Observed: 2.01 ft at 4:45AM Sep 24, 2021Observed: 2.01 ft at 5:00AM Sep 24, 2021Observed: 2.01 ft at 5:15AM Sep 24, 2021Observed: 2.01 ft at 5:30AM Sep 24, 2021Observed: 2.01 ft at 5:45AM Sep 24, 2021Observed: 2.01 ft at 6:00AM Sep 24, 2021Observed: 2.01 ft at 6:15AM Sep 24, 2021Observed: 2.01 ft at 6:30AM Sep 24, 2021Observed: 2.01 ft at 6:45AM Sep 24, 2021Observed: 2.01 ft at 7:00AM Sep 24, 2021Observed: 2.01 ft at 7:15AM Sep 24, 2021Observed: 2.01 ft at 7:30AM Sep 24, 2021Observed: 2.01 ft at 7:45AM Sep 24, 2021Observed: 2.01 ft at 8:00AM Sep 24, 2021Observed: 2.01 ft at 8:15AM Sep 24, 2021Observed: 2.01 ft at 8:30AM Sep 24, 2021Observed: 2.01 ft at 8:45AM Sep 24, 2021Observed: 2.01 ft at 9:00AM Sep 24, 2021Observed: 2.01 ft at 9:15AM Sep 24, 2021Observed: 2.01 ft at 9:30AM Sep 24, 2021Observed: 2.01 ft at 9:45AM Sep 24, 2021Observed: 2.01 ft at 10:00AM Sep 24, 2021Observed: 2.01 ft at 10:15AM Sep 24, 2021Observed: 2.01 ft at 10:30AM Sep 24, 2021Observed: 2.01 ft at 10:45AM Sep 24, 2021Observed: 2 ft at 11:00AM Sep 24, 2021Observed: 2.01 ft at 11:15AM Sep 24, 2021Observed: 2 ft at 11:30AM Sep 24, 2021Observed: 2.01 ft at 11:45AM Sep 24, 2021Observed: 2 ft at 12:00PM Sep 24, 2021Observed: 2 ft at 12:15PM Sep 24, 2021Observed: 2 ft at 12:30PM Sep 24, 2021Observed: 2 ft at 12:45PM Sep 24, 2021Observed: 2 ft at 1:00PM Sep 24, 2021Observed: 2 ft at 1:15PM Sep 24, 2021Observed: 2 ft at 1:30PM Sep 24, 2021Observed: 2 ft at 1:45PM Sep 24, 2021Observed: 2 ft at 2:00PM Sep 24, 2021Observed: 2 ft at 2:15PM Sep 24, 2021Observed: 2 ft at 2:30PM Sep 24, 2021Observed: 2 ft at 2:45PM Sep 24, 2021Observed: 2 ft at 3:00PM Sep 24, 2021Observed: 2 ft at 3:15PM Sep 24, 2021Observed: 2 ft at 3:30PM Sep 24, 2021Observed: 1.99 ft at 3:45PM Sep 24, 2021Observed: 1.99 ft at 4:00PM Sep 24, 2021Observed: 1.99 ft at 4:15PM Sep 24, 2021Observed: 1.99 ft at 4:30PM Sep 24, 2021Observed: 1.99 ft at 4:45PM Sep 24, 2021Observed: 1.98 ft at 5:00PM Sep 24, 2021Observed: 1.98 ft at 5:15PM Sep 24, 2021Observed: 1.98 ft at 5:30PM Sep 24, 2021Observed: 1.98 ft at 5:45PM Sep 24, 2021Observed: 1.98 ft at 6:00PM Sep 24, 2021Observed: 1.98 ft at 6:15PM Sep 24, 2021Observed: 1.98 ft at 6:30PM Sep 24, 2021Observed: 1.99 ft at 6:45PM Sep 24, 2021Observed: 1.98 ft at 7:00PM Sep 24, 2021Observed: 1.98 ft at 7:15PM Sep 24, 2021Observed: 1.98 ft at 7:30PM Sep 24, 2021Observed: 1.98 ft at 7:45PM Sep 24, 2021Observed: 1.98 ft at 8:00PM Sep 24, 2021Observed: 1.98 ft at 8:15PM Sep 24, 2021Observed: 1.98 ft at 8:30PM Sep 24, 2021Observed: 1.98 ft at 8:45PM Sep 24, 2021Observed: 1.98 ft at 9:00PM Sep 24, 2021Observed: 2 ft at 9:15PM Sep 24, 2021Observed: 2 ft at 9:30PM Sep 24, 2021Observed: 2 ft at 9:45PM Sep 24, 2021Observed: 2.01 ft at 10:00PM Sep 24, 2021Observed: 2.02 ft at 10:15PM Sep 24, 2021Observed: 2.03 ft at 10:30PM Sep 24, 2021Observed: 2.04 ft at 10:45PM Sep 24, 2021Observed: 2.04 ft at 11:00PM Sep 24, 2021Observed: 2.05 ft at 11:15PM Sep 24, 2021Observed: 2.05 ft at 11:30PM Sep 24, 2021Observed: 2.06 ft at 11:45PM Sep 24, 2021Observed: 2.06 ft at 12:00AM Sep 25, 2021Observed: 2.06 ft at 12:15AM Sep 25, 2021Observed: 2.06 ft at 12:30AM Sep 25, 2021Observed: 2.06 ft at 12:45AM Sep 25, 2021Observed: 2.06 ft at 1:00AM Sep 25, 2021Observed: 2.06 ft at 1:15AM Sep 25, 2021Observed: 2.06 ft at 1:30AM Sep 25, 2021Observed: 2.05 ft at 1:45AM Sep 25, 2021Observed: 2.05 ft at 2:00AM Sep 25, 2021Observed: 2.05 ft at 2:15AM Sep 25, 2021Observed: 2.05 ft at 2:30AM Sep 25, 2021Observed: 2.05 ft at 2:45AM Sep 25, 2021Observed: 2.05 ft at 3:00AM Sep 25, 2021Observed: 2.05 ft at 3:15AM Sep 25, 2021Observed: 2.05 ft at 3:30AM Sep 25, 2021Observed: 2.06 ft at 3:45AM Sep 25, 2021Observed: 2.06 ft at 4:00AM Sep 25, 2021Observed: 2.06 ft at 4:15AM Sep 25, 2021Observed: 2.06 ft at 4:30AM Sep 25, 2021Observed: 2.07 ft at 4:45AM Sep 25, 2021Observed: 2.07 ft at 5:00AM Sep 25, 2021Observed: 2.07 ft at 5:15AM Sep 25, 2021Observed: 2.08 ft at 5:30AM Sep 25, 2021Observed: 2.08 ft at 5:45AM Sep 25, 2021Observed: 2.08 ft at 6:00AM Sep 25, 2021Observed: 2.08 ft at 6:15AM Sep 25, 2021Observed: 2.09 ft at 6:30AM Sep 25, 2021Observed: 2.09 ft at 6:45AM Sep 25, 2021Observed: 2.09 ft at 7:00AM Sep 25, 2021Observed: 2.09 ft at 7:15AM Sep 25, 2021Observed: 2.09 ft at 7:30AM Sep 25, 2021Observed: 2.09 ft at 7:45AM Sep 25, 2021Observed: 2.09 ft at 8:00AM Sep 25, 2021Observed: 2.09 ft at 8:15AM Sep 25, 2021Observed: 2.09 ft at 8:30AM Sep 25, 2021Observed: 2.09 ft at 8:45AM Sep 25, 2021Observed: 2.1 ft at 9:00AM Sep 25, 2021Observed: 2.1 ft at 9:15AM Sep 25, 2021Observed: 2.1 ft at 9:30AM Sep 25, 2021Observed: 2.1 ft at 9:45AM Sep 25, 2021Observed: 2.1 ft at 10:00AM Sep 25, 2021Observed: 2.1 ft at 10:15AM Sep 25, 2021Observed: 2.1 ft at 10:30AM Sep 25, 2021Observed: 2.1 ft at 10:45AM Sep 25, 2021Observed: 2.1 ft at 11:00AM Sep 25, 2021Observed: 2.1 ft at 11:15AM Sep 25, 2021Observed: 2.1 ft at 11:30AM Sep 25, 2021Observed: 2.1 ft at 11:45AM Sep 25, 2021Observed: 2.1 ft at 12:00PM Sep 25, 2021Observed: 2.1 ft at 12:15PM Sep 25, 2021Observed: 2.1 ft at 12:30PM Sep 25, 2021Observed: 2.1 ft at 12:45PM Sep 25, 2021Observed: 2.1 ft at 1:00PM Sep 25, 2021Observed: 2.1 ft at 1:15PM Sep 25, 2021Observed: 2.1 ft at 1:30PM Sep 25, 2021Observed: 2.1 ft at 1:45PM Sep 25, 2021Observed: 2.1 ft at 2:00PM Sep 25, 2021Observed: 2.1 ft at 2:15PM Sep 25, 2021Observed: 2.1 ft at 2:30PM Sep 25, 2021Observed: 2.1 ft at 2:45PM Sep 25, 2021Observed: 2.1 ft at 3:00PM Sep 25, 2021Observed: 2.1 ft at 3:15PM Sep 25, 2021Observed: 2.1 ft at 3:30PM Sep 25, 2021Observed: 2.1 ft at 3:45PM Sep 25, 2021Observed: 2.11 ft at 4:00PM Sep 25, 2021Observed: 2.11 ft at 4:15PM Sep 25, 2021Observed: 2.11 ft at 4:30PM Sep 25, 2021Observed: 2.11 ft at 4:45PM Sep 25, 2021Observed: 2.11 ft at 5:00PM Sep 25, 2021Observed: 2.11 ft at 5:15PM Sep 25, 2021Observed: 2.12 ft at 5:30PM Sep 25, 2021Observed: 2.12 ft at 5:45PM Sep 25, 2021Observed: 2.12 ft at 6:00PM Sep 25, 2021Observed: 2.12 ft at 6:15PM Sep 25, 2021Observed: 2.13 ft at 6:30PM Sep 25, 2021Observed: 2.13 ft at 6:45PM Sep 25, 2021Observed: 2.13 ft at 7:00PM Sep 25, 2021Observed: 2.13 ft at 7:15PM Sep 25, 2021Observed: 2.14 ft at 7:30PM Sep 25, 2021Observed: 2.14 ft at 7:45PM Sep 25, 2021Observed: 2.14 ft at 8:00PM Sep 25, 2021Observed: 2.14 ft at 8:15PM Sep 25, 2021Observed: 2.15 ft at 8:30PM Sep 25, 2021Observed: 2.15 ft at 8:45PM Sep 25, 2021Observed: 2.15 ft at 9:00PM Sep 25, 2021Observed: 2.15 ft at 9:15PM Sep 25, 2021Observed: 2.16 ft at 9:30PM Sep 25, 2021Observed: 2.16 ft at 9:45PM Sep 25, 2021Observed: 2.16 ft at 10:00PM Sep 25, 2021Observed: 2.16 ft at 10:15PM Sep 25, 2021Observed: 2.17 ft at 10:30PM Sep 25, 2021Observed: 2.17 ft at 10:45PM Sep 25, 2021Observed: 2.17 ft at 11:00PM Sep 25, 2021Observed: 2.17 ft at 11:15PM Sep 25, 2021Observed: 2.17 ft at 11:30PM Sep 25, 2021Observed: 2.17 ft at 11:45PM Sep 25, 2021Observed: 2.18 ft at 12:00AM Sep 26, 2021Observed: 2.18 ft at 12:15AM Sep 26, 2021Observed: 2.18 ft at 12:30AM Sep 26, 2021Observed: 2.18 ft at 12:45AM Sep 26, 2021Observed: 2.18 ft at 1:00AM Sep 26, 2021Observed: 2.18 ft at 1:15AM Sep 26, 2021Observed: 2.18 ft at 1:30AM Sep 26, 2021Observed: 2.18 ft at 1:45AM Sep 26, 2021Observed: 2.18 ft at 2:00AM Sep 26, 2021Observed: 2.18 ft at 2:15AM Sep 26, 2021Observed: 2.18 ft at 2:30AM Sep 26, 2021Observed: 2.18 ft at 2:45AM Sep 26, 2021Observed: 2.18 ft at 3:00AM Sep 26, 2021Observed: 2.18 ft at 3:15AM Sep 26, 2021Observed: 2.18 ft at 3:30AM Sep 26, 2021Observed: 2.18 ft at 3:45AM Sep 26, 2021Observed: 2.18 ft at 4:00AM Sep 26, 2021Observed: 2.18 ft at 4:15AM Sep 26, 2021Observed: 2.19 ft at 4:30AM Sep 26, 2021Observed: 2.2 ft at 4:45AM Sep 26, 2021Observed: 2.21 ft at 5:00AM Sep 26, 2021Observed: 2.21 ft at 5:15AM Sep 26, 2021Observed: 2.22 ft at 5:30AM Sep 26, 2021Observed: 2.22 ft at 5:45AM Sep 26, 2021Observed: 2.22 ft at 6:00AM Sep 26, 2021Observed: 2.23 ft at 6:15AM Sep 26, 2021Observed: 2.23 ft at 6:30AM Sep 26, 2021Observed: 2.23 ft at 6:45AM Sep 26, 2021Observed: 2.23 ft at 7:00AM Sep 26, 2021Observed: 2.23 ft at 7:15AM Sep 26, 2021Observed: 2.24 ft at 7:30AM Sep 26, 2021Observed: 2.24 ft at 7:45AM Sep 26, 2021Observed: 2.24 ft at 8:00AM Sep 26, 2021Observed: 2.24 ft at 8:15AM Sep 26, 2021Observed: 2.25 ft at 8:30AM Sep 26, 2021Observed: 2.26 ft at 8:45AM Sep 26, 2021Observed: 2.27 ft at 9:00AM Sep 26, 2021Observed: 2.27 ft at 9:15AM Sep 26, 2021Observed: 2.28 ft at 9:30AM Sep 26, 2021Observed: 2.28 ft at 9:45AM Sep 26, 2021Observed: 2.28 ft at 10:00AM Sep 26, 2021Observed: 2.29 ft at 10:15AM Sep 26, 2021Observed: 2.29 ft at 10:30AM Sep 26, 2021Observed: 2.29 ft at 10:45AM Sep 26, 2021Observed: 2.3 ft at 11:00AM Sep 26, 2021Observed: 2.3 ft at 11:15AM Sep 26, 2021Observed: 2.3 ft at 11:30AM Sep 26, 2021Observed: 2.3 ft at 11:45AM Sep 26, 2021Observed: 2.31 ft at 12:00PM Sep 26, 2021Observed: 2.31 ft at 12:15PM Sep 26, 2021Observed: 2.31 ft at 12:30PM Sep 26, 2021Highest Observation: 2.32 ft at 12:45PM Sep 26, 2021Highest Observation: 2.32 ft at 1:00PM Sep 26, 2021USGS--Water Resources of the United StatesALLM1(plotting HGIRG) Graph Created (2:01PM Sep 26, 2021)ObservedLatest observed value: 2.32 ft at 1:00 PM EDT 26-Sep-2021. Flood Stage is 15 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Allagash River above Allagash are issued as needed during times of high water, but are not routinely available.
Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 19
Moderate Flood Stage: 17
Flood Stage: 15
Action Stage: 12
Low Stage (in feet): -9999

Historic Crests
(1) 19.78 ft on 04/10/1991
(2) 19.48 ft on 04/18/1983
(3) 17.55 ft on 04/06/1988
(4) 14.43 ft on 04/03/1975
(5) 14.22 ft on 04/22/1933
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 13.18 ft on 04/24/2007
(2) 12.98 ft on 04/16/1994
(3) 19.78 ft on 04/10/1991
(4) 17.55 ft on 04/06/1988
(5) 12.37 ft on 04/17/1984
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
 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
If you notice any errors in the below information, please contact our Webmaster
19 Flooding upstream of Eliza Hole Rapids. Michaud Road becomes impassable. Numerous camps and camp roads flooded. Flooding akin to April 1983 and 1991.
17 Flooding on the Inn and Michaud tote roads.
15 Minor lowland flooding occurs.
12 River approaches bankfull.
About This Location Collapse

Latitude: 47.069722° N, Longitude: 69.079444° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 15 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 29 604.6 ft 619.6 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
Additional Information Collapse
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
3 Day (SREF) 7 Day (NAEFS) 7 Day (GEFS)
SREF Ensemble NAEFS Ensemble  GEFS Ensemble 

Note: Use the official hydrograph at the top of this web page for river levels within the next 48 hours.

See the Product Description Document link for more details on the interpretation of the 3,7 day graphics. 

Click individual graphics to enlarge.
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
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.
NWS Information
National Weather Service
Caribou Weather Forecast Office
810 Main St.
Caribou, ME 04736
(207) 492-0170
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