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Hydrograph River at a Glance Download
Big Black River near Depot Mountain Stage (ft)Flow (kcfs)Highest Observation: 8.47 ft at 7:15PM Apr 15, 2024Highest Observation: 8.47 ft at 7:30PM Apr 15, 2024Observed: 8.46 ft at 7:45PM Apr 15, 2024Observed: 8.43 ft at 8:00PM Apr 15, 2024Observed: 8.4 ft at 8:15PM Apr 15, 2024Observed: 8.4 ft at 8:30PM Apr 15, 2024Observed: 8.37 ft at 8:45PM Apr 15, 2024Observed: 8.38 ft at 9:00PM Apr 15, 2024Observed: 8.35 ft at 9:15PM Apr 15, 2024Observed: 8.35 ft at 9:30PM Apr 15, 2024Observed: 8.34 ft at 9:45PM Apr 15, 2024Observed: 8.32 ft at 10:00PM Apr 15, 2024Observed: 8.32 ft at 10:15PM Apr 15, 2024Observed: 8.3 ft at 10:30PM Apr 15, 2024Observed: 8.3 ft at 10:45PM Apr 15, 2024Observed: 8.27 ft at 11:00PM Apr 15, 2024Observed: 8.25 ft at 11:15PM Apr 15, 2024Observed: 8.24 ft at 11:30PM Apr 15, 2024Observed: 8.24 ft at 11:45PM Apr 15, 2024Observed: 8.23 ft at 12:00AM Apr 16, 2024Observed: 8.2 ft at 12:15AM Apr 16, 2024Observed: 8.2 ft at 12:30AM Apr 16, 2024Observed: 8.19 ft at 12:45AM Apr 16, 2024Observed: 8.18 ft at 1:00AM Apr 16, 2024Observed: 8.2 ft at 1:15AM Apr 16, 2024Observed: 8.17 ft at 1:30AM Apr 16, 2024Observed: 8.15 ft at 1:45AM Apr 16, 2024Observed: 8.14 ft at 2:00AM Apr 16, 2024Observed: 8.12 ft at 2:15AM Apr 16, 2024Observed: 8.11 ft at 2:30AM Apr 16, 2024Observed: 8.12 ft at 2:45AM Apr 16, 2024Observed: 8.11 ft at 3:00AM Apr 16, 2024Observed: 8.1 ft at 3:15AM Apr 16, 2024Observed: 8.08 ft at 3:30AM Apr 16, 2024Observed: 8.05 ft at 3:45AM Apr 16, 2024Observed: 8.05 ft at 4:00AM Apr 16, 2024Observed: 8.04 ft at 4:15AM Apr 16, 2024Observed: 8.05 ft at 4:30AM Apr 16, 2024Observed: 8.04 ft at 4:45AM Apr 16, 2024Observed: 8.04 ft at 5:00AM Apr 16, 2024Observed: 8.01 ft at 5:15AM Apr 16, 2024Observed: 8.01 ft at 5:30AM Apr 16, 2024Observed: 8 ft at 5:45AM Apr 16, 2024Observed: 7.98 ft at 6:00AM Apr 16, 2024Observed: 7.97 ft at 6:15AM Apr 16, 2024Observed: 7.97 ft at 6:30AM Apr 16, 2024Observed: 7.95 ft at 6:45AM Apr 16, 2024Observed: 7.95 ft at 7:00AM Apr 16, 2024Observed: 7.94 ft at 7:15AM Apr 16, 2024Observed: 7.92 ft at 7:30AM Apr 16, 2024Observed: 7.9 ft at 7:45AM Apr 16, 2024Observed: 7.91 ft at 8:00AM Apr 16, 2024Observed: 7.89 ft at 8:15AM Apr 16, 2024Observed: 7.87 ft at 8:30AM Apr 16, 2024Observed: 7.87 ft at 8:45AM Apr 16, 2024Observed: 7.86 ft at 9:00AM Apr 16, 2024Observed: 7.86 ft at 9:15AM Apr 16, 2024Observed: 7.84 ft at 9:30AM Apr 16, 2024Observed: 7.84 ft at 9:45AM Apr 16, 2024Observed: 7.81 ft at 10:00AM Apr 16, 2024Observed: 7.83 ft at 10:15AM Apr 16, 2024Observed: 7.8 ft at 10:30AM Apr 16, 2024Observed: 7.8 ft at 10:45AM Apr 16, 2024Observed: 7.8 ft at 11:00AM Apr 16, 2024Observed: 7.78 ft at 11:15AM Apr 16, 2024Observed: 7.77 ft at 11:30AM Apr 16, 2024Observed: 7.76 ft at 11:45AM Apr 16, 2024Observed: 7.75 ft at 12:00PM Apr 16, 2024Observed: 7.73 ft at 12:15PM Apr 16, 2024Observed: 7.74 ft at 12:30PM Apr 16, 2024Observed: 7.71 ft at 12:45PM Apr 16, 2024Observed: 7.71 ft at 1:00PM Apr 16, 2024Observed: 7.7 ft at 1:15PM Apr 16, 2024Observed: 7.69 ft at 1:30PM Apr 16, 2024Observed: 7.69 ft at 1:45PM Apr 16, 2024Observed: 7.68 ft at 2:00PM Apr 16, 2024Observed: 7.65 ft at 2:15PM Apr 16, 2024Observed: 7.67 ft at 2:30PM Apr 16, 2024Observed: 7.64 ft at 2:45PM Apr 16, 2024Observed: 7.64 ft at 3:00PM Apr 16, 2024Observed: 7.64 ft at 3:15PM Apr 16, 2024Observed: 7.62 ft at 3:30PM Apr 16, 2024Observed: 7.62 ft at 3:45PM Apr 16, 2024Observed: 7.59 ft at 4:00PM Apr 16, 2024Observed: 7.59 ft at 4:15PM Apr 16, 2024Observed: 7.6 ft at 4:30PM Apr 16, 2024Observed: 7.57 ft at 4:45PM Apr 16, 2024Observed: 7.58 ft at 5:00PM Apr 16, 2024Observed: 7.56 ft at 5:15PM Apr 16, 2024Observed: 7.54 ft at 5:30PM Apr 16, 2024Observed: 7.54 ft at 5:45PM Apr 16, 2024Observed: 7.54 ft at 6:00PM Apr 16, 2024Observed: 7.53 ft at 6:15PM Apr 16, 2024Observed: 7.52 ft at 6:30PM Apr 16, 2024Observed: 7.51 ft at 6:45PM Apr 16, 2024Observed: 7.49 ft at 7:00PM Apr 16, 2024Observed: 7.5 ft at 7:15PM Apr 16, 2024Observed: 7.48 ft at 7:30PM Apr 16, 2024Observed: 7.47 ft at 7:45PM Apr 16, 2024Observed: 7.46 ft at 8:00PM Apr 16, 2024Observed: 7.47 ft at 8:15PM Apr 16, 2024Observed: 7.44 ft at 8:30PM Apr 16, 2024Observed: 7.45 ft at 8:45PM Apr 16, 2024Observed: 7.42 ft at 9:00PM Apr 16, 2024Observed: 7.41 ft at 9:15PM Apr 16, 2024Observed: 7.41 ft at 9:30PM Apr 16, 2024Observed: 7.4 ft at 9:45PM Apr 16, 2024Observed: 7.39 ft at 10:00PM Apr 16, 2024Observed: 7.39 ft at 10:15PM Apr 16, 2024Observed: 7.37 ft at 10:30PM Apr 16, 2024Observed: 7.38 ft at 10:45PM Apr 16, 2024Observed: 7.37 ft at 11:00PM Apr 16, 2024Observed: 7.34 ft at 11:15PM Apr 16, 2024Observed: 7.33 ft at 11:30PM Apr 16, 2024Observed: 7.33 ft at 11:45PM Apr 16, 2024Observed: 7.31 ft at 12:00AM Apr 17, 2024Observed: 7.3 ft at 12:15AM Apr 17, 2024Observed: 7.29 ft at 12:30AM Apr 17, 2024Observed: 7.3 ft at 12:45AM Apr 17, 2024Observed: 7.28 ft at 1:00AM Apr 17, 2024Observed: 7.26 ft at 1:15AM Apr 17, 2024Observed: 7.27 ft at 1:30AM Apr 17, 2024Observed: 7.25 ft at 1:45AM Apr 17, 2024Observed: 7.26 ft at 2:00AM Apr 17, 2024Observed: 7.24 ft at 2:15AM Apr 17, 2024Observed: 7.22 ft at 2:30AM Apr 17, 2024Observed: 7.21 ft at 2:45AM Apr 17, 2024Observed: 7.2 ft at 3:00AM Apr 17, 2024Observed: 7.2 ft at 3:15AM Apr 17, 2024Observed: 7.18 ft at 3:30AM Apr 17, 2024Observed: 7.19 ft at 3:45AM Apr 17, 2024Observed: 7.16 ft at 4:00AM Apr 17, 2024Observed: 7.16 ft at 4:15AM Apr 17, 2024Observed: 7.16 ft at 4:30AM Apr 17, 2024Observed: 7.14 ft at 4:45AM Apr 17, 2024Observed: 7.13 ft at 5:00AM Apr 17, 2024Observed: 7.12 ft at 5:15AM Apr 17, 2024Observed: 7.11 ft at 5:30AM Apr 17, 2024Observed: 7.1 ft at 5:45AM Apr 17, 2024Observed: 7.09 ft at 6:00AM Apr 17, 2024Observed: 7.08 ft at 6:15AM Apr 17, 2024Observed: 7.08 ft at 6:30AM Apr 17, 2024Observed: 7.07 ft at 6:45AM Apr 17, 2024Observed: 7.05 ft at 7:00AM Apr 17, 2024Observed: 7.04 ft at 7:15AM Apr 17, 2024Observed: 7.04 ft at 7:30AM Apr 17, 2024Observed: 7.04 ft at 7:45AM Apr 17, 2024Observed: 7.02 ft at 8:00AM Apr 17, 2024Observed: 7.01 ft at 8:15AM Apr 17, 2024Observed: 7.02 ft at 8:30AM Apr 17, 2024Observed: 7 ft at 8:45AM Apr 17, 2024Observed: 6.98 ft at 9:00AM Apr 17, 2024Observed: 6.97 ft at 9:15AM Apr 17, 2024Observed: 6.97 ft at 9:30AM Apr 17, 2024Observed: 6.96 ft at 9:45AM Apr 17, 2024Observed: 6.95 ft at 10:00AM Apr 17, 2024Observed: 6.94 ft at 10:15AM Apr 17, 2024Observed: 6.93 ft at 10:30AM Apr 17, 2024Observed: 6.92 ft at 10:45AM Apr 17, 2024Observed: 6.91 ft at 11:00AM Apr 17, 2024Observed: 6.91 ft at 11:15AM Apr 17, 2024Observed: 6.89 ft at 11:30AM Apr 17, 2024Observed: 6.89 ft at 11:45AM Apr 17, 2024Observed: 6.87 ft at 12:00PM Apr 17, 2024Observed: 6.87 ft at 12:15PM Apr 17, 2024Observed: 6.86 ft at 12:30PM Apr 17, 2024Observed: 6.84 ft at 12:45PM Apr 17, 2024Observed: 6.85 ft at 1:00PM Apr 17, 2024Observed: 6.84 ft at 1:15PM Apr 17, 2024Observed: 6.83 ft at 1:30PM Apr 17, 2024Observed: 6.82 ft at 1:45PM Apr 17, 2024Observed: 6.8 ft at 2:00PM Apr 17, 2024Observed: 6.8 ft at 2:15PM Apr 17, 2024Observed: 6.8 ft at 2:30PM Apr 17, 2024Observed: 6.78 ft at 2:45PM Apr 17, 2024Observed: 6.78 ft at 3:00PM Apr 17, 2024Observed: 6.78 ft at 3:15PM Apr 17, 2024Observed: 6.77 ft at 3:30PM Apr 17, 2024Observed: 6.76 ft at 3:45PM Apr 17, 2024Observed: 6.75 ft at 4:00PM Apr 17, 2024Observed: 6.75 ft at 4:15PM Apr 17, 2024Observed: 6.73 ft at 4:30PM Apr 17, 2024Observed: 6.74 ft at 4:45PM Apr 17, 2024Observed: 6.73 ft at 5:00PM Apr 17, 2024Observed: 6.71 ft at 5:15PM Apr 17, 2024Observed: 6.72 ft at 5:30PM Apr 17, 2024Observed: 6.71 ft at 5:45PM Apr 17, 2024Observed: 6.7 ft at 6:00PM Apr 17, 2024Observed: 6.69 ft at 6:15PM Apr 17, 2024Observed: 6.69 ft at 6:30PM Apr 17, 2024Observed: 6.68 ft at 6:45PM Apr 17, 2024Observed: 6.67 ft at 7:00PM Apr 17, 2024Observed: 6.67 ft at 7:15PM Apr 17, 2024Observed: 6.66 ft at 7:30PM Apr 17, 2024Observed: 6.66 ft at 7:45PM Apr 17, 2024Observed: 6.65 ft at 8:00PM Apr 17, 2024Observed: 6.64 ft at 8:15PM Apr 17, 2024Observed: 6.63 ft at 8:30PM Apr 17, 2024Observed: 6.62 ft at 8:45PM Apr 17, 2024Observed: 6.62 ft at 9:00PM Apr 17, 2024Observed: 6.62 ft at 9:15PM Apr 17, 2024Observed: 6.61 ft at 9:30PM Apr 17, 2024Observed: 6.61 ft at 9:45PM Apr 17, 2024Observed: 6.59 ft at 10:00PM Apr 17, 2024Observed: 6.59 ft at 10:15PM Apr 17, 2024Observed: 6.58 ft at 10:30PM Apr 17, 2024Observed: 6.58 ft at 10:45PM Apr 17, 2024Observed: 6.57 ft at 11:00PM Apr 17, 2024Observed: 6.57 ft at 11:15PM Apr 17, 2024Observed: 6.56 ft at 11:30PM Apr 17, 2024Observed: 6.55 ft at 11:45PM Apr 17, 2024Observed: 6.54 ft at 12:00AM Apr 18, 2024Observed: 6.54 ft at 12:15AM Apr 18, 2024Observed: 6.53 ft at 12:30AM Apr 18, 2024Observed: 6.53 ft at 12:45AM Apr 18, 2024Observed: 6.51 ft at 1:00AM Apr 18, 2024Observed: 6.51 ft at 1:15AM Apr 18, 2024Observed: 6.51 ft at 1:30AM Apr 18, 2024Observed: 6.5 ft at 1:45AM Apr 18, 2024Observed: 6.49 ft at 2:00AM Apr 18, 2024Observed: 6.49 ft at 2:15AM Apr 18, 2024Observed: 6.47 ft at 2:30AM Apr 18, 2024Observed: 6.47 ft at 2:45AM Apr 18, 2024Observed: 6.46 ft at 3:00AM Apr 18, 2024Observed: 6.46 ft at 3:15AM Apr 18, 2024Observed: 6.45 ft at 3:30AM Apr 18, 2024Observed: 6.45 ft at 3:45AM Apr 18, 2024Observed: 6.44 ft at 4:00AM Apr 18, 2024Observed: 6.43 ft at 4:15AM Apr 18, 2024Observed: 6.43 ft at 4:30AM Apr 18, 2024Observed: 6.43 ft at 4:45AM Apr 18, 2024Observed: 6.42 ft at 5:00AM Apr 18, 2024Observed: 6.41 ft at 5:15AM Apr 18, 2024Observed: 6.41 ft at 5:30AM Apr 18, 2024Observed: 6.4 ft at 5:45AM Apr 18, 2024Observed: 6.39 ft at 6:00AM Apr 18, 2024Observed: 6.38 ft at 6:15AM Apr 18, 2024Observed: 6.38 ft at 6:30AM Apr 18, 2024Observed: 6.37 ft at 6:45AM Apr 18, 2024Observed: 6.37 ft at 7:00AM Apr 18, 2024Observed: 6.36 ft at 7:15AM Apr 18, 2024Observed: 6.35 ft at 7:30AM Apr 18, 2024Observed: 6.35 ft at 7:45AM Apr 18, 2024Observed: 6.34 ft at 8:00AM Apr 18, 2024Observed: 6.33 ft at 8:15AM Apr 18, 2024Observed: 6.33 ft at 8:30AM Apr 18, 2024Observed: 6.32 ft at 8:45AM Apr 18, 2024Observed: 6.32 ft at 9:00AM Apr 18, 2024Observed: 6.3 ft at 9:15AM Apr 18, 2024Observed: 6.31 ft at 9:30AM Apr 18, 2024Observed: 6.3 ft at 9:45AM Apr 18, 2024Observed: 6.3 ft at 10:00AM Apr 18, 2024Observed: 6.28 ft at 10:15AM Apr 18, 2024Observed: 6.28 ft at 10:30AM Apr 18, 2024Observed: 6.28 ft at 10:45AM Apr 18, 2024Observed: 6.27 ft at 11:00AM Apr 18, 2024Observed: 6.27 ft at 11:15AM Apr 18, 2024Observed: 6.26 ft at 11:30AM Apr 18, 2024Observed: 6.27 ft at 11:45AM Apr 18, 2024Observed: 6.25 ft at 12:00PM Apr 18, 2024Observed: 6.25 ft at 12:15PM Apr 18, 2024Observed: 6.25 ft at 12:30PM Apr 18, 2024Observed: 6.24 ft at 12:45PM Apr 18, 2024Observed: 6.25 ft at 1:00PM Apr 18, 2024Observed: 6.25 ft at 1:15PM Apr 18, 2024Observed: 6.25 ft at 1:30PM Apr 18, 2024Observed: 6.23 ft at 1:45PM Apr 18, 2024Observed: 6.23 ft at 2:00PM Apr 18, 2024Observed: 6.22 ft at 2:15PM Apr 18, 2024Observed: 6.22 ft at 2:30PM Apr 18, 2024Observed: 6.24 ft at 2:45PM Apr 18, 2024Observed: 6.22 ft at 3:00PM Apr 18, 2024Observed: 6.22 ft at 3:15PM Apr 18, 2024Observed: 6.22 ft at 3:30PM Apr 18, 2024Observed: 6.22 ft at 3:45PM Apr 18, 2024Observed: 6.22 ft at 4:00PM Apr 18, 2024Observed: 6.22 ft at 4:15PM Apr 18, 2024Observed: 6.21 ft at 4:30PM Apr 18, 2024Observed: 6.21 ft at 4:45PM Apr 18, 2024Observed: 6.22 ft at 5:00PM Apr 18, 2024Observed: 6.21 ft at 5:15PM Apr 18, 2024Observed: 6.21 ft at 5:30PM Apr 18, 2024Observed: 6.22 ft at 5:45PM Apr 18, 2024Observed: 6.22 ft at 6:00PM Apr 18, 2024USGS--Water Resources of the United StatesBBRM1(plotting HGIRG) Graph Created (7:01PM Apr 18, 2024)ObservedLatest observed value: 6.22 ft at 6:00 PM EDT 18-Apr-2024. Flood Stage is 12 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Gauge reading may be affected by ice.

NOTE: Forecasts for the Big Black River near Depot Mountain are issued as needed during times of high water, but are not routinely available.

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Downstream Gauge Downstream Gauge - at Dickey
Flood Categories (in feet)
Major Flood Stage: 16
Moderate Flood Stage: 14
Flood Stage: 12
Action Stage: 11
Low Stage (in feet): -9999

Historic Crests
(1) 15.62 ft on 04/01/1987
(2) 14.59 ft on 04/17/1994
(3) 14.17 ft on 04/02/1986
(4) 14.03 ft on 04/21/2019
(5) 13.88 ft on 04/30/2008
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 11.13 ft on 12/19/2023
(2) 11.28 ft on 09/20/2023
(3) 14.03 ft on 04/21/2019
(4) 12.78 ft on 04/27/2018
(5) 12.95 ft on 04/24/2009
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 2.85 ft on 09/24/1985
(2) 2.92 ft on 09/02/2010
(3) 3.00 ft on 09/17/2012
(4) 3.02 ft on 09/30/2017
(5) 3.04 ft on 08/26/2021
Show More Low Water Records
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
16 Flooding reaches the lower bridge supports on Depot Road. Flooding similar to April 1987.
14 Flooding begins on Depot Road.
12 Minor lowland flooding occurs due to backwater in small streams and creeks.
11 River approaches bankfull.
Photos
(1) Gage House off Depot Road
(2) Looking Upstream from Depot Road
(3) Depot Road Bridge
(4) Looking Downstream from Depot Road
(5) USGS Crest Pipe & Cableway
(6) Bubbler Pipe on the Left Bank
About This Location Collapse

Latitude: 46.893889° N, Longitude: 69.752222° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 12 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 29 885 ft 897 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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