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Streamflow Measurements for the Nation


USGS 01088400 MERRIMACK RIVER AT CONCORD, NH
Merrimack County, New Hampshire
Hydrologic Unit Code 01070002
Latitude  43°12'32", Longitude  71°31'51" NAD27
Drainage area 2,300.00  square miles
Gage datum 216.56 feet above NAVD88
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 		 Channel
Number		 Channel
Name		 Meas.
type 		 Stream
flow
method 		 Velocity
method 		 Channel
flow
(ft3/s)		 Channel
width
(ft)		 Channel
area
(ft2)		 Channel
vel.
(ft/s)		 Channel
stability 		 Channel
material 		 Channel
evenness 		 Long.
vel.
desc. 		 Horz.
vel.
desc. 		 Vert.
vel.
desc. 		 Channel
loc.
code 		 Channel
loc.
dist.(ft)
252001-04-20 07:48EDTYesC_K/RGKUSGS152008.90-0.010.60FairClearunkn1Imported Channel 1CRANunspeunkno1520043557002.66UNSPUNSPUNSPunknUNSPUNSPUNSP
242000-07-19 11:55EDTYesCK/SLWUSGS28103.360.000.50FairClearunkn1Imported Channel 1BOATunspeunkno281040234900.74UNSPUNSPUNSPunknUNSPUNSPUNSP
232000-04-07 07:12EDTYesRGK/SLWUSGS1900010.64 GoodClearunkn1Imported Channel 1OTHRQIDIR 19000 UNSPUNSPUNSPunknUNSPUNSPUNSP
221999-09-22 -- ----YesRGKUSGS86006.70 Unspecified unkn1Imported Channel 1UNSPother 8600 UNSPUNSPUNSPunknUNSPUNSPUNSP
211989-04-13 -- ----YesSCSUSGS73206.21 Unspecified unkn1Imported Channel 1CRANunspeunkno732043945801.60UNSPUNSPUNSPunknUNSPUNSPUNSP
201987-04-09 -- ----YesSCS/JEKUSGS2760013.160.001.50Unspecified unkn1Imported Channel 1CRANunspeunkno2760046881203.39UNSPUNSPUNSPunknUNSPUNSPUNSP
191985-04-07 -- ----YesSCSUSGS2380012.01-0.242.00Fair unkn1Imported Channel 1CRANunspeunkno2380049074103.21UNSPUNSPUNSPunknUNSPUNSPUNSP
151982-03-30 -- ----YesKWT/KEMUSGS91305.580.001.00Good unkn1Imported Channel 1CRANunspeunkno913039052601.77UNSPUNSPUNSPunknUNSPUNSPUNSP
141981-11-19 -- ----YesKWT/REHUSGS75205.80 Good unkn1Imported Channel 1CRANunspeunkno752039054001.37UNSPUNSPUNSPunknUNSPUNSPUNSP
21979-05-07 -- ----YesK*S/M*WUSGS75205.600.001.50Fair unkn1Imported Channel 1CRANunspeunkno752045548001.36UNSPUNSPUNSPunknUNSPUNSPUNSP
11979-04-09 -- ----YesK*S/M*WUSGS96406.63-0.021.80Fair unkn1Imported Channel 1CRANunspeunkno964045557401.87UNSPUNSPUNSPunknUNSPUNSPUNSP