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Streamflow Measurements for the Nation


USGS 01401595 Rock Brook near Blawenburg NJ


Somerset County, New Jersey
Hydrologic Unit Code 02030105
Latitude  40°24'47", Longitude  74°41'02" NAD83
Drainage area 9.03  square miles
Gage datum 63.45 feet above NGVD29
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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
 
392024-05-16 13:22EDTYesrwaUSGS7.121.020.00 PoorDebrisLightunkn
382024-04-03 12:45:03EDTYesjts/pwbUSGS3232.940.380.72FairClearunkn
372018-05-27 14:03:02EDTYesrwa/jcsUSGS3583.43 PoorUnspecifedunkn
362016-09-19 13:51EDTYesbemUSGS5.140.870.000.50GoodClearunkn
352014-12-09 11:26ESTYesMN/JMBUSGS4643.92-0.070.30PoorDebrisModerateunkn
342012-07-06 14:34EDTYesVFBUSGS0.621.140.001.00PoorDebrisHeavyunkn
332009-12-09 13:24ESTYesJCS/CSUSGS4073.73-0.040.20GoodDebrisLightunkn
322008-07-24 08:40EDTYesBSP/JVCUSGS46.02.04-0.020.40GoodClearunkn
312007-07-20 09:00EDTYesRWA/PWBUSGS1.101.080.000.50FairClearunkn
302006-11-13 14:16ESTYesarvUSGS29.02.420.010.30FairClearunkn
292006-11-08 15:30ESTYesJCS/BSPUSGS11604.50-0.380.80PoorDebrisLightunkn
282005-10-25 14:08EDTYesBSPUSGS1733.46-0.020.80GoodClearunkn
272005-07-08 14:14EDTYesBSP/ARPUSGS94.12.660.070.50FairClearunkn
262003-12-17 13:45ESTYesBSPUSGS2073.07-0.060.60FairDebrisLightunkn
252003-09-23 11:03EDTYesBSPUSGS10.11.520.000.70FairDebrisModerateunkn
242003-05-26 11:22EDTYesbtw/jcsUSGS3043.320.000.40FairClearunkn
232002-04-29 09:09EDTYesJCSUSGS32.42.07-0.020.60GoodDebrisModerateunkn
221999-09-16 -- ----YesRLMUSGS43009.20 Fair unkn
211999-03-11 11:45ESTYesncgUSGS8.90 0.001.00FairClearunkn
201996-10-19 11:05EDTYesJFD/JJSUSGS8114.360.010.10PoorDebrisHeavyunkn
191996-10-19 09:40EDTYesJFD/JJSUSGS6043.680.400.80PoorDebrisHeavyunkn
181994-03-11 11:01ESTYesDSKUSGS1071.860.000.70GoodClearunkn
171994-03-10 14:07ESTYesDSK/EWMUSGS6763.68-0.241.60FairClearunkn
161992-02-27 15:30ESTYesDSKUSGS13.80.800.000.40GoodClearunkn
151989-09-21 14:25EDTYesNWLUSGS57.41.84-0.010.50GoodClearunkn
141989-05-10 15:30EDTYesGROUSGS4633.28-0.281.50FairClearunkn
131987-11-19 13:40ESTYesGLCUSGS7.161.100.000.30GoodClearunkn
121987-08-13 11:05EDTYesGLCUSGS3.690.98-0.010.50GoodDebrisLightunkn
111986-11-21 10:30ESTYesJFD/TSRUSGS91.82.09-0.020.50Good unkn
101985-12-27 -- ----YesRSCUSGS4.871.170.000.70GoodClearunkn
91985-09-27 -- ----YesBNS/JSCUSGS8604.15-0.400.50Unspecified unkn
81984-05-31 -- ----YesGJPUSGS1342.02-0.040.40GoodDebrisLightunkn
71983-04-24 -- ----YesTGTUSGS1942.32 GoodClearunkn
61982-12-21 -- ----YesGJPUSGS5.570.71 GoodDebrisModerateunkn
51975-07-15 -- ----YesGRMUSGS1762.16 GoodClearunkn
4A1971-08-28 -- ----Yesegm/sllUSGS453010.00 Fair unkn
41967-04-27 -- ----YesTRGUSGS1212.350.020.30FairDebrisModerateunkn
31967-03-07 -- ----YesTGR/JFKUSGS11005.84 Unspecified unkn
21966-09-22 -- ----YesEGMUSGS28.93.00-0.020.70Good unkn
11966-09-21 -- ----YesRSCUSGS3993.690.402.00FairClearunkn