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Hydrograph River at a Glance Download
Big Black River near Depot Mountain Stage (ft)Flow (kcfs)Observed: 3.96 ft at 6:00PM Oct 22, 2021Observed: 3.96 ft at 6:15PM Oct 22, 2021Observed: 3.96 ft at 6:30PM Oct 22, 2021Observed: 3.97 ft at 6:45PM Oct 22, 2021Observed: 3.97 ft at 7:00PM Oct 22, 2021Observed: 3.97 ft at 7:15PM Oct 22, 2021Observed: 3.97 ft at 7:30PM Oct 22, 2021Observed: 3.97 ft at 7:45PM Oct 22, 2021Observed: 3.98 ft at 8:00PM Oct 22, 2021Observed: 3.98 ft at 8:15PM Oct 22, 2021Observed: 3.98 ft at 8:30PM Oct 22, 2021Observed: 3.98 ft at 8:45PM Oct 22, 2021Observed: 3.98 ft at 9:00PM Oct 22, 2021Observed: 3.98 ft at 9:15PM Oct 22, 2021Observed: 3.98 ft at 9:30PM Oct 22, 2021Observed: 3.98 ft at 9:45PM Oct 22, 2021Observed: 3.99 ft at 10:00PM Oct 22, 2021Observed: 3.99 ft at 10:15PM Oct 22, 2021Observed: 3.99 ft at 10:30PM Oct 22, 2021Observed: 3.99 ft at 10:45PM Oct 22, 2021Observed: 3.99 ft at 11:00PM Oct 22, 2021Observed: 3.99 ft at 11:15PM Oct 22, 2021Observed: 3.99 ft at 11:30PM Oct 22, 2021Observed: 4 ft at 11:45PM Oct 22, 2021Observed: 4 ft at 12:00AM Oct 23, 2021Observed: 4 ft at 12:15AM Oct 23, 2021Observed: 4 ft at 12:30AM Oct 23, 2021Observed: 4 ft at 12:45AM Oct 23, 2021Observed: 4.01 ft at 1:00AM Oct 23, 2021Observed: 4.01 ft at 1:15AM Oct 23, 2021Observed: 4.01 ft at 1:30AM Oct 23, 2021Observed: 4.01 ft at 1:45AM Oct 23, 2021Observed: 4.02 ft at 2:00AM Oct 23, 2021Observed: 4.02 ft at 2:15AM Oct 23, 2021Observed: 4.02 ft at 2:30AM Oct 23, 2021Observed: 4.02 ft at 2:45AM Oct 23, 2021Observed: 4.03 ft at 3:00AM Oct 23, 2021Observed: 4.03 ft at 3:15AM Oct 23, 2021Observed: 4.03 ft at 3:30AM Oct 23, 2021Observed: 4.04 ft at 3:45AM Oct 23, 2021Observed: 4.04 ft at 4:00AM Oct 23, 2021Observed: 4.04 ft at 4:15AM Oct 23, 2021Observed: 4.05 ft at 4:30AM Oct 23, 2021Observed: 4.05 ft at 4:45AM Oct 23, 2021Observed: 4.05 ft at 5:00AM Oct 23, 2021Observed: 4.06 ft at 5:15AM Oct 23, 2021Observed: 4.06 ft at 5:30AM Oct 23, 2021Observed: 4.07 ft at 5:45AM Oct 23, 2021Observed: 4.07 ft at 6:00AM Oct 23, 2021Observed: 4.08 ft at 6:15AM Oct 23, 2021Observed: 4.08 ft at 6:30AM Oct 23, 2021Observed: 4.08 ft at 6:45AM Oct 23, 2021Observed: 4.09 ft at 7:00AM Oct 23, 2021Observed: 4.09 ft at 7:15AM Oct 23, 2021Observed: 4.1 ft at 7:30AM Oct 23, 2021Observed: 4.1 ft at 7:45AM Oct 23, 2021Observed: 4.1 ft at 8:00AM Oct 23, 2021Observed: 4.11 ft at 8:15AM Oct 23, 2021Observed: 4.11 ft at 8:30AM Oct 23, 2021Observed: 4.12 ft at 8:45AM Oct 23, 2021Observed: 4.12 ft at 9:00AM Oct 23, 2021Observed: 4.13 ft at 9:15AM Oct 23, 2021Observed: 4.13 ft at 9:30AM Oct 23, 2021Observed: 4.13 ft at 9:45AM Oct 23, 2021Observed: 4.14 ft at 10:00AM Oct 23, 2021Observed: 4.14 ft at 10:15AM Oct 23, 2021Observed: 4.14 ft at 10:30AM Oct 23, 2021Observed: 4.14 ft at 10:45AM Oct 23, 2021Observed: 4.15 ft at 11:00AM Oct 23, 2021Observed: 4.15 ft at 11:15AM Oct 23, 2021Observed: 4.15 ft at 11:30AM Oct 23, 2021Observed: 4.15 ft at 11:45AM Oct 23, 2021Observed: 4.16 ft at 12:00PM Oct 23, 2021Observed: 4.16 ft at 12:15PM Oct 23, 2021Observed: 4.16 ft at 12:30PM Oct 23, 2021Observed: 4.16 ft at 12:45PM Oct 23, 2021Highest Observation: 4.17 ft at 1:00PM Oct 23, 2021Highest Observation: 4.17 ft at 1:15PM Oct 23, 2021Highest Observation: 4.17 ft at 1:30PM Oct 23, 2021Highest Observation: 4.17 ft at 1:45PM Oct 23, 2021Highest Observation: 4.17 ft at 2:00PM Oct 23, 2021Highest Observation: 4.17 ft at 2:15PM Oct 23, 2021Highest Observation: 4.17 ft at 2:30PM Oct 23, 2021Highest Observation: 4.17 ft at 2:45PM Oct 23, 2021Highest Observation: 4.17 ft at 3:00PM Oct 23, 2021Highest Observation: 4.17 ft at 3:15PM Oct 23, 2021Highest Observation: 4.17 ft at 3:30PM Oct 23, 2021Highest Observation: 4.17 ft at 3:45PM Oct 23, 2021Highest Observation: 4.17 ft at 4:00PM Oct 23, 2021Highest Observation: 4.17 ft at 4:15PM Oct 23, 2021Highest Observation: 4.17 ft at 4:30PM Oct 23, 2021Highest Observation: 4.17 ft at 4:45PM Oct 23, 2021Highest Observation: 4.17 ft at 5:00PM Oct 23, 2021Highest Observation: 4.17 ft at 5:15PM Oct 23, 2021Highest Observation: 4.17 ft at 5:30PM Oct 23, 2021Highest Observation: 4.17 ft at 5:45PM Oct 23, 2021Highest Observation: 4.17 ft at 6:00PM Oct 23, 2021Highest Observation: 4.17 ft at 6:15PM Oct 23, 2021Highest Observation: 4.17 ft at 6:30PM Oct 23, 2021Observed: 4.16 ft at 6:45PM Oct 23, 2021Observed: 4.16 ft at 7:00PM Oct 23, 2021Observed: 4.16 ft at 7:15PM Oct 23, 2021Observed: 4.16 ft at 7:30PM Oct 23, 2021Observed: 4.16 ft at 7:45PM Oct 23, 2021Observed: 4.16 ft at 8:00PM Oct 23, 2021Observed: 4.16 ft at 8:15PM Oct 23, 2021Observed: 4.16 ft at 8:30PM Oct 23, 2021Observed: 4.16 ft at 8:45PM Oct 23, 2021Observed: 4.16 ft at 9:00PM Oct 23, 2021Observed: 4.16 ft at 9:15PM Oct 23, 2021Observed: 4.16 ft at 9:30PM Oct 23, 2021Observed: 4.15 ft at 9:45PM Oct 23, 2021Observed: 4.15 ft at 10:00PM Oct 23, 2021Observed: 4.15 ft at 10:15PM Oct 23, 2021Observed: 4.15 ft at 10:30PM Oct 23, 2021Observed: 4.15 ft at 10:45PM Oct 23, 2021Observed: 4.15 ft at 11:00PM Oct 23, 2021Observed: 4.15 ft at 11:15PM Oct 23, 2021Observed: 4.14 ft at 11:30PM Oct 23, 2021Observed: 4.14 ft at 11:45PM Oct 23, 2021Observed: 4.14 ft at 12:00AM Oct 24, 2021Observed: 4.14 ft at 12:15AM Oct 24, 2021Observed: 4.14 ft at 12:30AM Oct 24, 2021Observed: 4.14 ft at 12:45AM Oct 24, 2021Observed: 4.13 ft at 1:00AM Oct 24, 2021Observed: 4.14 ft at 1:15AM Oct 24, 2021Observed: 4.13 ft at 1:30AM Oct 24, 2021Observed: 4.13 ft at 1:45AM Oct 24, 2021Observed: 4.13 ft at 2:00AM Oct 24, 2021Observed: 4.13 ft at 2:15AM Oct 24, 2021Observed: 4.13 ft at 2:30AM Oct 24, 2021Observed: 4.12 ft at 2:45AM Oct 24, 2021Observed: 4.12 ft at 3:00AM Oct 24, 2021Observed: 4.12 ft at 3:15AM Oct 24, 2021Observed: 4.12 ft at 3:30AM Oct 24, 2021Observed: 4.12 ft at 3:45AM Oct 24, 2021Observed: 4.12 ft at 4:00AM Oct 24, 2021Observed: 4.12 ft at 4:15AM Oct 24, 2021Observed: 4.12 ft at 4:30AM Oct 24, 2021Observed: 4.12 ft at 4:45AM Oct 24, 2021Observed: 4.11 ft at 5:00AM Oct 24, 2021Observed: 4.11 ft at 5:15AM Oct 24, 2021Observed: 4.11 ft at 5:30AM Oct 24, 2021Observed: 4.11 ft at 5:45AM Oct 24, 2021Observed: 4.11 ft at 6:00AM Oct 24, 2021Observed: 4.11 ft at 6:15AM Oct 24, 2021Observed: 4.1 ft at 6:30AM Oct 24, 2021Observed: 4.1 ft at 6:45AM Oct 24, 2021Observed: 4.1 ft at 7:00AM Oct 24, 2021Observed: 4.1 ft at 7:15AM Oct 24, 2021Observed: 4.1 ft at 7:30AM Oct 24, 2021Observed: 4.09 ft at 7:45AM Oct 24, 2021Observed: 4.09 ft at 8:00AM Oct 24, 2021Observed: 4.09 ft at 8:15AM Oct 24, 2021Observed: 4.09 ft at 8:30AM Oct 24, 2021Observed: 4.09 ft at 8:45AM Oct 24, 2021Observed: 4.09 ft at 9:00AM Oct 24, 2021Observed: 4.08 ft at 9:15AM Oct 24, 2021Observed: 4.08 ft at 9:30AM Oct 24, 2021Observed: 4.08 ft at 9:45AM Oct 24, 2021Observed: 4.08 ft at 10:00AM Oct 24, 2021Observed: 4.08 ft at 10:15AM Oct 24, 2021Observed: 4.08 ft at 10:30AM Oct 24, 2021Observed: 4.08 ft at 10:45AM Oct 24, 2021Observed: 4.08 ft at 11:00AM Oct 24, 2021Observed: 4.07 ft at 11:15AM Oct 24, 2021Observed: 4.07 ft at 11:30AM Oct 24, 2021Observed: 4.07 ft at 11:45AM Oct 24, 2021Observed: 4.07 ft at 12:00PM Oct 24, 2021Observed: 4.07 ft at 12:15PM Oct 24, 2021Observed: 4.07 ft at 12:30PM Oct 24, 2021Observed: 4.06 ft at 12:45PM Oct 24, 2021Observed: 4.06 ft at 1:00PM Oct 24, 2021Observed: 4.06 ft at 1:15PM Oct 24, 2021Observed: 4.06 ft at 1:30PM Oct 24, 2021Observed: 4.06 ft at 1:45PM Oct 24, 2021Observed: 4.05 ft at 2:00PM Oct 24, 2021Observed: 4.05 ft at 2:15PM Oct 24, 2021Observed: 4.05 ft at 2:30PM Oct 24, 2021Observed: 4.05 ft at 2:45PM Oct 24, 2021Observed: 4.04 ft at 3:00PM Oct 24, 2021Observed: 4.04 ft at 3:15PM Oct 24, 2021Observed: 4.04 ft at 3:30PM Oct 24, 2021Observed: 4.04 ft at 3:45PM Oct 24, 2021Observed: 4.04 ft at 4:00PM Oct 24, 2021Observed: 4.04 ft at 4:15PM Oct 24, 2021Observed: 4.04 ft at 4:30PM Oct 24, 2021Observed: 4.04 ft at 4:45PM Oct 24, 2021Observed: 4.03 ft at 5:00PM Oct 24, 2021Observed: 4.03 ft at 5:15PM Oct 24, 2021Observed: 4.02 ft at 5:30PM Oct 24, 2021Observed: 4.02 ft at 5:45PM Oct 24, 2021Observed: 4.02 ft at 6:00PM Oct 24, 2021Observed: 4.02 ft at 6:15PM Oct 24, 2021Observed: 4.02 ft at 6:30PM Oct 24, 2021Observed: 4.01 ft at 6:45PM Oct 24, 2021Observed: 4.01 ft at 7:00PM Oct 24, 2021Observed: 4.01 ft at 7:15PM Oct 24, 2021Observed: 4.01 ft at 7:30PM Oct 24, 2021Observed: 4 ft at 7:45PM Oct 24, 2021Observed: 4 ft at 8:00PM Oct 24, 2021Observed: 4 ft at 8:15PM Oct 24, 2021Observed: 3.99 ft at 8:30PM Oct 24, 2021Observed: 3.99 ft at 8:45PM Oct 24, 2021Observed: 3.99 ft at 9:00PM Oct 24, 2021Observed: 3.99 ft at 9:15PM Oct 24, 2021Observed: 3.99 ft at 9:30PM Oct 24, 2021Observed: 3.99 ft at 9:45PM Oct 24, 2021Observed: 3.98 ft at 10:00PM Oct 24, 2021Observed: 3.98 ft at 10:15PM Oct 24, 2021Observed: 3.98 ft at 10:30PM Oct 24, 2021Observed: 3.98 ft at 10:45PM Oct 24, 2021Observed: 3.97 ft at 11:00PM Oct 24, 2021Observed: 3.97 ft at 11:15PM Oct 24, 2021Observed: 3.97 ft at 11:30PM Oct 24, 2021Observed: 3.97 ft at 11:45PM Oct 24, 2021Observed: 3.97 ft at 12:00AM Oct 25, 2021Observed: 3.97 ft at 12:15AM Oct 25, 2021Observed: 3.97 ft at 12:30AM Oct 25, 2021Observed: 3.96 ft at 12:45AM Oct 25, 2021Observed: 3.96 ft at 1:00AM Oct 25, 2021Observed: 3.96 ft at 1:15AM Oct 25, 2021Observed: 3.96 ft at 1:30AM Oct 25, 2021Observed: 3.96 ft at 1:45AM Oct 25, 2021Observed: 3.96 ft at 2:00AM Oct 25, 2021Observed: 3.95 ft at 2:15AM Oct 25, 2021Observed: 3.95 ft at 2:30AM Oct 25, 2021Observed: 3.95 ft at 2:45AM Oct 25, 2021Observed: 3.95 ft at 3:00AM Oct 25, 2021Observed: 3.95 ft at 3:15AM Oct 25, 2021Observed: 3.95 ft at 3:30AM Oct 25, 2021Observed: 3.94 ft at 3:45AM Oct 25, 2021Observed: 3.94 ft at 4:00AM Oct 25, 2021Observed: 3.94 ft at 4:15AM Oct 25, 2021Observed: 3.94 ft at 4:30AM Oct 25, 2021Observed: 3.94 ft at 4:45AM Oct 25, 2021Observed: 3.93 ft at 5:00AM Oct 25, 2021Observed: 3.93 ft at 5:15AM Oct 25, 2021Observed: 3.93 ft at 5:30AM Oct 25, 2021Observed: 3.93 ft at 5:45AM Oct 25, 2021Observed: 3.93 ft at 6:00AM Oct 25, 2021Observed: 3.93 ft at 6:15AM Oct 25, 2021Observed: 3.92 ft at 6:30AM Oct 25, 2021Observed: 3.92 ft at 6:45AM Oct 25, 2021Observed: 3.92 ft at 7:00AM Oct 25, 2021Observed: 3.92 ft at 7:15AM Oct 25, 2021Observed: 3.92 ft at 7:30AM Oct 25, 2021Observed: 3.91 ft at 7:45AM Oct 25, 2021Observed: 3.91 ft at 8:00AM Oct 25, 2021Observed: 3.91 ft at 8:15AM Oct 25, 2021Observed: 3.91 ft at 8:30AM Oct 25, 2021Observed: 3.91 ft at 8:45AM Oct 25, 2021Observed: 3.91 ft at 9:00AM Oct 25, 2021Observed: 3.9 ft at 9:15AM Oct 25, 2021Observed: 3.9 ft at 9:30AM Oct 25, 2021Observed: 3.9 ft at 9:45AM Oct 25, 2021Observed: 3.9 ft at 10:00AM Oct 25, 2021Observed: 3.9 ft at 10:15AM Oct 25, 2021Observed: 3.9 ft at 10:30AM Oct 25, 2021Observed: 3.9 ft at 10:45AM Oct 25, 2021Observed: 3.9 ft at 11:00AM Oct 25, 2021Observed: 3.89 ft at 11:15AM Oct 25, 2021Observed: 3.89 ft at 11:30AM Oct 25, 2021Observed: 3.89 ft at 11:45AM Oct 25, 2021Observed: 3.89 ft at 12:00PM Oct 25, 2021Observed: 3.89 ft at 12:15PM Oct 25, 2021Observed: 3.89 ft at 12:30PM Oct 25, 2021Observed: 3.88 ft at 12:45PM Oct 25, 2021Observed: 3.88 ft at 1:00PM Oct 25, 2021Observed: 3.88 ft at 1:15PM Oct 25, 2021Observed: 3.88 ft at 1:30PM Oct 25, 2021Observed: 3.88 ft at 1:45PM Oct 25, 2021Observed: 3.87 ft at 2:00PM Oct 25, 2021Observed: 3.87 ft at 2:15PM Oct 25, 2021Observed: 3.87 ft at 2:30PM Oct 25, 2021Observed: 3.87 ft at 2:45PM Oct 25, 2021Observed: 3.87 ft at 3:00PM Oct 25, 2021Observed: 3.87 ft at 3:15PM Oct 25, 2021Observed: 3.86 ft at 3:30PM Oct 25, 2021Observed: 3.86 ft at 3:45PM Oct 25, 2021Observed: 3.86 ft at 4:00PM Oct 25, 2021Observed: 3.86 ft at 4:15PM Oct 25, 2021Observed: 3.86 ft at 4:30PM Oct 25, 2021Observed: 3.86 ft at 4:45PM Oct 25, 2021Observed: 3.86 ft at 5:00PM Oct 25, 2021USGS--Water Resources of the United StatesBBRM1(plotting HGIRG) Graph Created (5:47PM Oct 25, 2021)ObservedLatest observed value: 3.86 ft at 5:00 PM EDT 25-Oct-2021. Flood Stage is 12 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Big Black River near Depot Mountain 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: 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) 14.03 ft on 04/21/2019
(2) 12.78 ft on 04/27/2018
(3) 12.95 ft on 04/24/2009
(4) 12.01 ft on 04/05/2009
(5) 12.02 ft on 04/05/2009
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
16 Flooding reaches the lower bridge supports on Depot Road. Flooding akin to april 1987.
14 Flooding begins on Depot Road.
12 Minor lowland flooding occurs.
11 River approaches bankfull.
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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