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Streamflow Measurements for the Nation


USGS 01096550 MERRIMACK RIVER ABOVE LOWELL, MA


Middlesex County, Massachusetts
Hydrologic Unit Code 01070002
Latitude  42°38'20", Longitude  71°22'17" NAD27
Drainage area 3,900.00  square miles
Contributing drainage area 3,900  square miles
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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)
81994-11-22 09:00ESTYesjggUSGS232068.97-0.031.50Unspecified NONE1Imported Channel 1CRANunspeunkno232051567600.34UNSPUNSPUNSPunknUNSPUNSPUNSP
71994-03-16 14:45ESTYesGGG/GBUSGS1060070.13 FairClearNONE1Imported Channel 1CRANunspeunkno1060052477501.37UNSPUNSPUNSPunknUNSPUNSPUNSP
61993-04-02 10:30ESTYesGGGUSGS3450074.460.002.00GoodClearNONE1Imported Channel 1CRANunspeunkno34500532101003.42UNSPUNSPUNSPunknUNSPUNSPUNSP
51992-08-20 13:00EDTYesGGG/GCUSGS350068.710.122.00GoodClearNONE1Imported Channel 1CRANunspeunkno350051567300.52UNSPUNSPUNSPunknUNSPUNSPUNSP
41992-05-12 09:35EDTYesJLZ/GGGUSGS887068.42-0.052.20UnspecifiedClearNONE1Imported Channel 1CRANunspeunkno887051667101.32UNSPUNSPUNSPunknUNSPUNSPUNSP
31992-04-06 08:20EDTYesJLZUSGS741067.60-0.081.40GoodClearNONE1Imported Channel 1CRANunspeunkno741051768801.08UNSPUNSPUNSPunknUNSPUNSPUNSP
21992-03-10 08:30ESTYesMH /LJOUSGS752068.02 GoodClearNONE1Imported Channel 1CRANunspeunkno752051668501.10UNSPUNSPUNSPunknUNSPUNSPUNSP
11991-06-24 08:31EDTYesLJO/LYCUSGS199062.25 GoodClearNONE1Imported Channel 1CRANunspeunkno199046249500.40UNSPUNSPUNSPunknUNSPUNSPUNSP