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Streamflow Measurements for the Nation


USGS 01136350 AMMONOOSUC R AB HALFWAY BRK, NR TWIN MOUNTAIN, NH


Coos County, New Hampshire
Hydrologic Unit Code 01080101
Latitude  44°15'43", Longitude  71°24'25" NAD27
Drainage area 14.2  square miles
Gage datum 1,820 feet above NGVD29
Output formats
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Meas.
Number
  Date       Time Time
Datum
Measurement
Used?
  Who Measuring
Agency
Stream
flow
(ft3/s)
Gage
Height
(ft)
GH
Change
(ft)
Meas.
Duration
(hr)
Meas.
Rated
  Control Flow
Adjust.
Code
 
112024-11-08 08:47:55ESTYesMSHUSGS15.81.930.000.75PoorClearunkn
92024-09-09 11:28:03EDTYesMSH/JDKUSGS19.41.980.000.00PoorClearunkn
102024-09-09 11:28EDTYesMSH/JDKUSGS17.81.980.001.00PoorClearunkn
82024-08-15 13:16:01EDTYesMSHUSGS37.22.20-0.011.00FairClearunkn
72023-11-02 14:34:07EDTYesMSHUSGS45.52.250.000.50FairClearunkn
62023-10-03 12:34:01EDTYesSGSUSGS26.31.98 GoodClearunkn
52023-09-05 14:23EDTYesSGSUSGS27.62.02 FairClearunkn
42023-09-05 14:18:03EDTYesSGSUSGS29.02.02 FairClearunkn
32023-08-11 09:05EDTYesSGSUSGS1392.960.041.00GoodClearunkn
22023-08-02 13:48:05EDTYesSGSUSGS28.72.03 Good unkn
12023-07-18 12:11:07EDTYesSGSUSGS88.32.64 FairClearunkn