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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 		 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)
382024-04-03 12:45:43EDTYesjts/pwbUSGS3232.940.380.72FairClearNONE1mainCWAYQADCPVADCP32346.41422.28FIRMGRVLEVENPULSUNEVSTNDDNST5.00
372018-05-27 14:03:02EDTYesrwa/jcsUSGS3583.43 PoorUnspecifedNONE11BRDSQADCPVADCP35866.32291.56UNSPUNSPUNSPUNSPUNEVUNSPATGA0.00
362016-09-19 13:51EDTYesbemUSGS5.140.870.000.50GoodClearNONE1mainWADEQSCMMVADV5.1435.043.30.12FIRMCBLSUNEVunknUNEVUNKNDNST50.00
352014-12-09 11:26ESTYesMN/JMBUSGS4643.92-0.070.30PoorDebrisModerateNONE1MainCWAYQADCPVADCP46487.53581.30FIRMCBLSUNEVunknUNEVNSTDATGA
342012-07-06 14:34:30EDTYesVFBUSGS0.621.140.001.00PoorDebrisHeavyNONE1Rock Brook near Blawenburg NJWADEQSCMMVADV0.6247.042.80.01FIRMLDGEUNEVunknUNEVNSTDDNST40.00
332009-12-09 13:24ESTYesJCS/CSUSGS4073.73-0.040.20GoodDebrisLightNONE1Imported Channel 1UNSPQADCPVADCP40751.31672.44FIRMGRVLEVENunknUNEVUNSPUNSP
322008-07-24 08:40EDTYesBSP/JVCUSGS46.02.04-0.020.40GoodClearNONE1Imported Channel 1WADEQSCMMVADV46.036.057.20.80UNSPUNSPUNSPunknUNSPUNSPUNSP
312007-07-20 09:00EDTYesRWA/PWBUSGS1.101.080.000.50FairClearNONE1Imported Channel 1WADEQSCMMVADV1.1013.03.030.36UNSPUNSPUNSPunknUNSPUNSPUNSP
302006-11-13 14:16ESTYesarvUSGS29.02.420.010.30FairClearNONE1Imported Channel 1WADEQSCMMVADV29.027.722.51.29UNSPUNSPUNSPunknUNSPUNSPUNSP
292006-11-08 15:30ESTYesJCS/BSPUSGS11604.50-0.380.80PoorDebrisLightNONE1Imported Channel 1CRANunspeunkno116075.03583.24UNSPUNSPUNSPunknUNSPUNSPUNSP
282005-10-25 14:08EDTYesBSPUSGS1733.46-0.020.80GoodClearNONE1Imported Channel 1WADEunspeunkno17342.51061.62UNSPUNSPUNSPunknUNSPUNSPUNSP
272005-07-08 14:14EDTYesBSP/ARPUSGS94.12.660.070.50FairClearNONE1Imported Channel 1WADEunspeunkno94.138.076.41.23UNSPUNSPUNSPunknUNSPUNSPUNSP
262003-12-17 13:45ESTYesBSPUSGS2073.07-0.060.60FairDebrisLightNONE1Imported Channel 1WADEunspeunkno20739.589.52.31UNSPUNSPUNSPunknUNSPUNSPUNSP
252003-09-23 11:03EDTYesBSPUSGS10.11.520.000.70FairDebrisModerateNONE1Imported Channel 1WADEunspeunkno10.143.066.70.15UNSPUNSPUNSPunknUNSPUNSPUNSP
242003-05-26 11:22EDTYesbtw/jcsUSGS3043.320.000.40FairClearNONE1Imported Channel 1WADEunspeunkno30448.01082.81UNSPUNSPUNSPunknUNSPUNSPUNSP
232002-04-29 09:09EDTYesJCSUSGS32.42.07-0.020.60GoodDebrisModerateNONE1Imported Channel 1WADEunspeunkno32.435.435.40.92UNSPUNSPUNSPunknUNSPUNSPUNSP
221999-09-16 -- ----YesRLMUSGS43009.20 Fair NONE1Imported Channel 1OTHRQIDIR 4300 UNSPUNSPUNSPunknUNSPUNSPUNSP
211999-03-11 11:45ESTYesncgUSGS8.90 0.001.00FairClearNONE1Imported Channel 1UNSPother 8.90 UNSPUNSPUNSPunknUNSPUNSPUNSP
201996-10-19 11:05EDTYesJFD/JJSUSGS8114.360.010.10PoorDebrisHeavyNONE1Imported Channel 1OTHRother 811 UNSPUNSPUNSPunknUNSPUNSPUNSP
191996-10-19 09:40EDTYesJFD/JJSUSGS6043.680.400.80PoorDebrisHeavyNONE1Imported Channel 1CRANunspeunkno60457.02642.29UNSPUNSPUNSPunknUNSPUNSPUNSP
181994-03-11 11:01ESTYesDSKUSGS1071.860.000.70GoodClearNONE1Imported Channel 1WADEunspeunkno10737.445.92.33UNSPUNSPUNSPunknUNSPUNSPUNSP
171994-03-10 14:07ESTYesDSK/EWMUSGS6763.68-0.241.60FairClearNONE1Imported Channel 1CRANunspeunkno67656.02123.19UNSPUNSPUNSPunknUNSPUNSPUNSP
161992-02-27 15:30ESTYesDSKUSGS13.80.800.000.40GoodClearNONE1Imported Channel 1WADEunspeunkno13.831.021.10.65UNSPUNSPUNSPunknUNSPUNSPUNSP
151989-09-21 14:25EDTYesNWLUSGS57.41.84-0.010.50GoodClearNONE1Imported Channel 1WADEunspeunkno57.425.025.92.22UNSPUNSPUNSPunknUNSPUNSPUNSP
141989-05-10 15:30EDTYesGROUSGS4633.28-0.281.50FairClearNONE1Imported Channel 1CRANunspeunkno46358.02182.12UNSPUNSPUNSPunknUNSPUNSPUNSP
131987-11-19 13:40ESTYesGLCUSGS7.161.100.000.30GoodClearNONE1Imported Channel 1WADEunspeunkno7.1622.06.881.04UNSPUNSPUNSPunknUNSPUNSPUNSP
121987-08-13 11:05EDTYesGLCUSGS3.690.98-0.010.50GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno3.6919.03.551.04UNSPUNSPUNSPunknUNSPUNSPUNSP
111986-11-21 10:30ESTYesJFD/TSRUSGS91.82.09-0.020.50Good NONE1Imported Channel 1WADEunspeunkno91.846.082.01.12UNSPUNSPUNSPunknUNSPUNSPUNSP
101985-12-27 -- ----YesRSCUSGS4.871.170.000.70GoodClearNONE1Imported Channel 1WADEunspeunkno4.8713.06.960.70UNSPUNSPUNSPunknUNSPUNSPUNSP
91985-09-27 -- ----YesBNS/JSCUSGS8604.15-0.400.50Unspecified NONE1Imported Channel 1CRANunspeunkno86058.02163.98UNSPUNSPUNSPunknUNSPUNSPUNSP
81984-05-31 -- ----YesGJPUSGS1342.02-0.040.40GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno13447.074.81.79UNSPUNSPUNSPunknUNSPUNSPUNSP
71983-04-24 -- ----YesTGTUSGS1942.32 GoodClearNONE1Imported Channel 1WADEunspeunkno19446.583.12.33UNSPUNSPUNSPunknUNSPUNSPUNSP
61982-12-21 -- ----YesGJPUSGS5.570.71 GoodDebrisModerateNONE1Imported Channel 1WADEunspeunkno5.5727.519.00.29UNSPUNSPUNSPunknUNSPUNSPUNSP
51975-07-15 -- ----YesGRMUSGS1762.16 GoodClearNONE1Imported Channel 1WADEunspeunkno17643.093.11.89UNSPUNSPUNSPunknUNSPUNSPUNSP
4A1971-08-28 -- ----Yesegm/sllUSGS453010.00 Fair NONE1Imported Channel 1OTHRQIDIR 4530 UNSPUNSPUNSPunknUNSPUNSPUNSP
41967-04-27 -- ----YesTRGUSGS1212.350.020.30FairDebrisModerateNONE1Imported Channel 1WADEunspeunkno12139.060.22.00UNSPUNSPUNSPunknUNSPUNSPUNSP
31967-03-07 -- ----YesTGR/JFKUSGS11005.84 Unspecified NONE1Imported Channel 1OTHRQIDIR 1100 UNSPUNSPUNSPunknUNSPUNSPUNSP
21966-09-22 -- ----YesEGMUSGS28.93.00-0.020.70Good NONE1Imported Channel 1WADEunspeunkno28.931.038.50.75UNSPUNSPUNSPunknUNSPUNSPUNSP
11966-09-21 -- ----YesRSCUSGS3993.690.402.00FairClearNONE1Imported Channel 1UNSPother 399 UNSPUNSPUNSPunknUNSPUNSPUNSP