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Streamflow Measurements for the Nation


USGS 01401590 Rock Bk at Blawenburg NJ


Somerset County, New Jersey
Hydrologic Unit Code 02030105
Latitude  40°24'40", Longitude  74°42'09" NAD83
Drainage area 8.02  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
 
352018-08-27 13:03EDTYesjtmUSGS0.6017.620.001.00FairClearNONE
342018-05-04 12:24:09EDTYesjtmUSGS5.9217.180.001.00FairClearNONE
332017-09-13 10:50EDTYesjtmUSGS1.2617.520.001.00FairClearNONE
322017-06-12 12:34EDTYesjtmUSGS2.6517.420.001.00PoorClearNONE
312016-08-26 15:00EDTYesLMHUSGS0.25 PoorClearNONE
302015-07-24 14:34EDTYesbemUSGS0.3517.610.000.50Poor NONE
292015-05-27 16:30EDTYesbemUSGS0.5917.590.000.50Good NONE
282014-07-21 14:00EDTYesBSPUSGS2.0117.500.00 FairVegetationHeavyNONE
272014-06-24 11:18EDTYesvfbUSGS0.5017.620.00 GoodVegetationLightNONE
262013-09-20 13:44EDTYesVFBrownUSGS0.4617.660.000.50GoodClearNONE
252013-07-19 09:59EDTYesLMHUSGS2.6017.42 PoorClearNONE
242012-07-13 16:14EDTYesCSUSGS0.1017.700.000.30PoorDebrisLightNONE
232012-06-21 16:20EDTYesVFBUSGS2.0217.480.000.50FairClearNONE
222011-10-18 14:39EDTYesCSUSGS2.4017.420.000.50FairDebrisLightNONE
212011-07-12 16:21EDTYesCSUSGS0.6817.380.000.40PoorClearNONE
202002-09-13 14:20EDTYesJCSUSGS0.0817.30-0.010.30FairDebrisHeavyNONE
191987-11-19 10:57ESTYesGLCUSGS6.6613.450.000.40GoodClearNONE
181987-08-13 11:55EDTYesGLCUSGS2.6013.500.000.70GoodClearNONE
171971-11-18 -- ----YesJMLUSGS5.0413.120.00 Good NONE
161971-08-26 -- ----YesGMFUSGS0.10 Fair NONE
151971-06-21 -- ----YesJMLUSGS0.6813.510.000.50Poor NONE
141971-04-12 -- ----YesJMLUSGS15.013.370.00 Good NONE
131967-09-12 23:00ESTYesEGMUSGS1.33 0.000.80Fair NONE
121967-04-30 23:00ESTYesJMLUSGS8.79 0.000.40Fair NONE
111966-09-07 -- ----YesGSQUSGS0.00 Unspecified NONE
101966-07-13 -- ----YesSJSUSGS0.00 Unspecified NONE
91966-04-07 -- ----YesRSCUSGS2.303.810.000.50GoodClearNONE
81965-09-09 -- ----YesRSCUSGS0.00 UnspecifiedClearNONE
71965-05-21 -- ----YesHJFUSGS1.093.82-0.010.50Fair NONE
61965-04-15 -- ----YesEGMUSGS7.123.74-0.010.40Good NONE
51964-08-24 -- ----YesEWMUSGS0.00 Unspecified NONE
41964-05-05 -- ----YesSJSUSGS15.33.600.000.50Good NONE
31963-09-10 -- ----YesEGMUSGS0.00 Excellent NONE
21963-04-05 -- ----YesDMTUSGS6.813.77 Fair NONE
11962-07-10 -- ----YesDMTUSGS0.00 Unspecified NONE