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Streamflow Measurements for the Nation


USGS 01400591 Rocky Brook at Etra NJ


Mercer County, New Jersey
Hydrologic Unit Code 02030105
Latitude  40°15'10", Longitude  74°30'10" NAD83
Drainage area 9.08  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)
82010-05-19 12:56EDTYesarvUSGS26.4 0.70PoorClearunkn1Imported Channel 1WADEQSCMMVADV26.417.253.00.50FIRMLDGEEVENunknEVENUNSPDNST0.00
71989-08-31 14:35EDTYesNWLUSGS10.81.380.000.50UnspecifiedDebrisLightunkn1Imported Channel 1WADEunspeunkno10.818.58.311.30UNSPUNSPUNSPunknUNSPUNSPUNSP
61989-07-06 13:25EDTYesTJR/GROUSGS94.11.84-0.030.80GoodClearunkn1Imported Channel 1CRANunspeunkno94.118.358.61.61UNSPUNSPUNSPunknUNSPUNSPUNSP
51988-05-19 14:45EDTYesBS /JJUSGS27.71.500.000.50GoodClearunkn1Imported Channel 1WADEunspeunkno27.718.031.80.89UNSPUNSPUNSPunknUNSPUNSPUNSP
41987-08-10 -- ----YesCBUSGS2632.380.000.50PoorClearunkn1Imported Channel 1CRANunspeunkno26318.090.32.91UNSPUNSPUNSPunknUNSPUNSPUNSP
31987-08-10 -- ----YesCBUSGS1432.010.030.50PoorClearunkn1Imported Channel 1CRANunspeunkno14321.170.32.03UNSPUNSPUNSPunknUNSPUNSPUNSP
21987-07-03 -- ----YesJBCUSGS76.51.790.010.80FairClearunkn1Imported Channel 1WADEunspeunkno76.517.551.81.48UNSPUNSPUNSPunknUNSPUNSPUNSP
11987-07-02 -- ----YesCB/BDSUSGS16.61.460.000.50GoodClearunkn1Imported Channel 1WADEunspeunkno16.617.225.20.66UNSPUNSPUNSPunknUNSPUNSPUNSP